{"id":2755,"date":"2026-08-24T03:47:44","date_gmt":"2026-08-24T03:47:44","guid":{"rendered":"https:\/\/shengxinfoundry.com\/?p=2755"},"modified":"2026-09-07T05:49:35","modified_gmt":"2026-09-07T05:49:35","slug":"complete-guide-to-cast-iron-manhole-covers-for-infrastructure-projects","status":"publish","type":"post","link":"https:\/\/shengxinfoundry.com\/ar\/complete-guide-to-cast-iron-manhole-covers-for-infrastructure-projects\/","title":{"rendered":"\u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u0643\u0627\u0645\u0644 \u0644\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/h2><nav><ul><li><a href=\"#introduction\">\u0645\u0642\u062f\u0645\u0629<\/a><\/li><li><a href=\"#what-is-a-cast-iron-manhole-cover\">\u0645\u0627 \u0647\u0648 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631\u061f<\/a><\/li><li><a href=\"#why-cast-iron-remains-a-preferred-material-for-manhole-covers\">\u0644\u0645\u0627\u0630\u0627 \u064a\u0638\u0644 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0645\u0627\u062f\u0629 \u0645\u0641\u0636\u0644\u0629 \u0644\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634<\/a><\/li><li><a href=\"#high-mechanical-strength-for-heavy-loads\">\u0642\u0648\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0644\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062b\u0642\u064a\u0644\u0629<\/a><\/li><li><a href=\"#excellent-impact-resistance-and-long-term-durability\">\u0645\u0642\u0627\u0648\u0645\u0629 \u0645\u0645\u062a\u0627\u0632\u0629 \u0644\u0644\u0635\u062f\u0645\u0627\u062a \u0648\u0645\u062a\u0627\u0646\u0629 \u0637\u0648\u064a\u0644\u0629 \u0627\u0644\u0623\u0645\u062f<\/a><\/li><li><a href=\"#cost-advantages-throughout-the-product-lifecycle\">\u0645\u0632\u0627\u064a\u0627 \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0637\u0648\u0627\u0644 \u062f\u0648\u0631\u0629 \u062d\u064a\u0627\u0629 \u0627\u0644\u0645\u0646\u062a\u062c<\/a><\/li><li><a href=\"#main-applications-of-cast-iron-manhole-covers\">\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/a><\/li><li><a href=\"#municipal-sewer-and-drainage-systems\">\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0648\u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0627\u0644\u0628\u0644\u062f\u064a\u0629<\/a><\/li><li><a href=\"#road-and-highway-projects\">\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0637\u0631\u0642 \u0648\u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629<\/a><\/li><li><a href=\"#industrial-facilities\">\u0627\u0644\u0645\u0631\u0627\u0641\u0642 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/a><\/li><li><a href=\"#commercial-and-residential-developments\">\u0627\u0644\u062a\u0637\u0648\u0631\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0648\u0627\u0644\u0633\u0643\u0646\u064a\u0629<\/a><\/li><li><a href=\"#different-types-of-cast-iron-manhole-covers\">\u0623\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/a><\/li><li><a href=\"#round-cast-iron-manhole-covers\">\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0633\u062a\u062f\u064a\u0631\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/a><\/li><li><a href=\"#heavy-duty-cast-iron-manhole-covers\">\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0634\u062f\u064a\u062f\u0629 \u0627\u0644\u062a\u062d\u0645\u0644<\/a><\/li><li><a href=\"#cast-iron-manhole-cover-manufacturing-process\">\u0639\u0645\u0644\u064a\u0629 \u062a\u0635\u0646\u064a\u0639 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/a><\/li><li><a href=\"#design-and-mold-preparation\">\u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0648\u0625\u0639\u062f\u0627\u062f \u0627\u0644\u0642\u0627\u0644\u0628<\/a><\/li><li><a href=\"#casting-process\">\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0635\u0628<\/a><\/li><li><a href=\"#machining-and-surface-treatment\">\u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0648\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0633\u0637\u062d\u064a\u0629<\/a><\/li><li><a href=\"#quality-inspection\">\u0641\u062d\u0635 \u0627\u0644\u062c\u0648\u062f\u0629<\/a><\/li><li><a href=\"#how-to-select-the-right-cast-iron-manhole-cover\">\u0643\u064a\u0641\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/a><\/li><li><a href=\"#determine-required-load-capacity\">\u062a\u062d\u062f\u064a\u062f \u0633\u0639\u0629 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/a><\/li><li><a href=\"#consider-cover-size-and-frame-compatibility\">\u0636\u0639 \u0641\u064a \u0627\u0639\u062a\u0628\u0627\u0631\u0643 \u062d\u062c\u0645 \u0627\u0644\u063a\u0644\u0627\u0641 \u0648\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0625\u0637\u0627\u0631<\/a><\/li><li><a href=\"#evaluate-environmental-conditions\">\u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0628\u064a\u0626\u064a\u0629<\/a><\/li><li><a href=\"#choose-a-reliable-manufacturer\">\u0627\u062e\u062a\u0631 \u0634\u0631\u0643\u0629 \u0645\u0635\u0646\u0639\u0629 \u0645\u0648\u062b\u0648\u0642\u0629<\/a><\/li><li><a href=\"#cast-iron-vs-ductile-iron-vs-composite-resin-manhole-covers\">\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0631\u0646 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0627\u0644\u0645\u0631\u0643\u0628<\/a><\/li><li><a href=\"#frequently-asked-questions-about-cast-iron-manhole-covers\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0645\u062a\u062f\u0627\u0648\u0644\u0629 \u062d\u0648\u0644 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/a><ul><li><a href=\"#how-long-can-a-cast-iron-manhole-cover-last\">\u0625\u0644\u0649 \u0645\u062a\u0649 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0633\u062a\u0645\u0631 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631\u061f<\/a><\/li><li><a href=\"#are-cast-iron-manhole-covers-suitable-for-highways\">\u0647\u0644 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629\u061f<\/a><\/li><li><a href=\"#what-is-the-difference-between-a-manhole-cover-and-a-manhole-frame\">\u0645\u0627 \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0648\u0625\u0637\u0627\u0631 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634\u061f<\/a><\/li><li><a href=\"#can-cast-iron-manhole-covers-be-customized\">\u0647\u0644 \u064a\u0645\u0643\u0646 \u062a\u062e\u0635\u064a\u0635 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631\u061f<\/a><\/li><li><a href=\"#why-do-engineers-choose-cast-iron-instead-of-plastic-covers\">\u0644\u0645\u0627\u0630\u0627 \u064a\u062e\u062a\u0627\u0631 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u0648\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u0623\u063a\u0637\u064a\u0629 \u0627\u0644\u0628\u0644\u0627\u0633\u062a\u064a\u0643\u064a\u0629\u061f<\/a><\/li><\/ul><\/li><li><a href=\"#conclusion\">\u062e\u0627\u062a\u0645\u0629<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<h2 id=\"introduction\" class=\"wp-block-heading\">\u0645\u0642\u062f\u0645\u0629<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"340\" height=\"453\" src=\"https:\/\/shengxinfoundry.com\/wp-content\/uploads\/2026\/08\/cast-iron.jpg\" alt=\"\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631\" class=\"wp-image-2762\" style=\"width:400px\" srcset=\"https:\/\/shengxinfoundry.com\/wp-content\/uploads\/2026\/08\/cast-iron.jpg 340w, https:\/\/shengxinfoundry.com\/wp-content\/uploads\/2026\/08\/cast-iron-225x300.jpg 225w, https:\/\/shengxinfoundry.com\/wp-content\/uploads\/2026\/08\/cast-iron-9x12.jpg 9w\" sizes=\"(max-width: 340px) 100vw, 340px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0639\u062a\u0645\u062f \u0627\u0644\u0645\u062f\u0646 \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0639\u0644\u0649 \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0627\u0644\u0645\u0639\u0642\u062f\u0629 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0644\u062f\u0639\u0645 \u0627\u0644\u0646\u0642\u0644 \u0648\u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0648\u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0648\u0625\u0645\u062f\u0627\u062f\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647 \u0648\u0625\u062f\u0627\u0631\u0629 \u0645\u064a\u0627\u0647 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a. \u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u062a\u0645 \u0627\u0644\u062a\u063a\u0627\u0636\u064a \u0639\u0646\u0647\u0627 \u0641\u064a \u0627\u0644\u062d\u064a\u0627\u0629 \u0627\u0644\u064a\u0648\u0645\u064a\u0629\u060c \u0625\u0644\u0627 \u0623\u0646\u0647\u0627 \u062a\u0644\u0639\u0628 \u062f\u0648\u0631\u064b\u0627 \u062d\u0627\u0633\u0645\u064b\u0627 \u0641\u064a \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0645\u0639 \u0636\u0645\u0627\u0646 \u0627\u0644\u0648\u0635\u0648\u0644 \u0627\u0644\u0622\u0645\u0646 \u0644\u0644\u062a\u0641\u062a\u064a\u0634 \u0648\u0627\u0644\u0635\u064a\u0627\u0646\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0646 \u0628\u064a\u0646 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0627\u0644\u0645\u062a\u0627\u062d\u0629 \u0627\u0644\u064a\u0648\u0645\u060c \u064a\u0638\u0644 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0623\u062d\u062f \u0627\u0644\u062d\u0644\u0648\u0644 \u0627\u0644\u0623\u0643\u062b\u0631 \u0627\u0639\u062a\u0645\u0627\u062f\u064b\u0627 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0628\u0633\u0628\u0628 \u0642\u0648\u062a\u0647 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0648\u0645\u062a\u0627\u0646\u062a\u0647 \u0648\u0645\u0642\u0627\u0648\u0645\u062a\u0647 \u0644\u0644\u0635\u062f\u0645\u0627\u062a \u0648\u0639\u0645\u0631 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0637\u0648\u064a\u0644. \u0645\u0646 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u062d\u0636\u0631\u064a\u0629 \u0648\u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629 \u0625\u0644\u0649 \u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0648\u0627\u0644\u062a\u0637\u0648\u0631\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629\u060c \u062a\u0648\u0641\u0631 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u062d\u0645\u0627\u064a\u0629 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class=\"wp-block-heading\">\u0645\u0627 \u0647\u0648 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u063a\u0637\u0627\u0621 \u0642\u0627\u0628\u0644 \u0644\u0644\u0625\u0632\u0627\u0644\u0629 \u0645\u062b\u0628\u062a \u0623\u0639\u0644\u0649 \u063a\u0631\u0641\u0629 \u0627\u0644\u0648\u0635\u0648\u0644 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636\u060c \u0648\u064a\u0633\u062a\u062e\u062f\u0645 \u0628\u0634\u0643\u0644 \u0634\u0627\u0626\u0639 \u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0648\u062e\u0637\u0648\u0637 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\u0627\u0644\u0645\u0648\u0627\u062f \u0628\u0634\u0643\u0644 \u0645\u0628\u0627\u0634\u0631 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u062a\u0643\u0631\u0627\u0631 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0648\u062a\u0643\u0644\u0641\u0629 \u062f\u0648\u0631\u0629 \u062d\u064a\u0627\u0629 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636. \u064a\u0633\u062a\u0645\u0631 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0644\u0623\u0646\u0647 \u064a\u0648\u0641\u0631 \u0645\u0632\u064a\u062c\u064b\u0627 \u0645\u062a\u0648\u0627\u0632\u0646\u064b\u0627 \u0645\u0646 \u0627\u0644\u0623\u062f\u0627\u0621 \u0648\u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0648\u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0627\u0642\u062a\u0635\u0627\u062f\u064a\u0629.<\/p>\n\n\n\n<h2 id=\"high-mechanical-strength-for-heavy-loads\" class=\"wp-block-heading\">\u0642\u0648\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0644\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062b\u0642\u064a\u0644\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0645\u064a\u0632\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0647\u064a \u0642\u062f\u0631\u062a\u0647\u0627 \u0639\u0644\u0649 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0643\u0628\u064a\u0631\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062a\u0639\u0631\u0636 \u0623\u0633\u0637\u062d \u0627\u0644\u0637\u0631\u0642 \u0644\u0636\u063a\u0637 \u0645\u0633\u062a\u0645\u0631 \u0645\u0646:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0631\u0643\u0627\u0628<\/li>\n\n\n\n<li>\u0634\u0627\u062d\u0646\u0627\u062a \u0627\u0644\u062a\u0648\u0635\u064a\u0644<\/li>\n\n\n\n<li>\u0627\u0644\u062d\u0627\u0641\u0644\u0627\u062a<\/li>\n\n\n\n<li>\u0622\u0644\u0627\u062a \u0627\u0644\u0628\u0646\u0627\u0621<\/li>\n\n\n\n<li>\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0637\u0648\u0627\u0631\u0626<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0635\u0645\u0645\u0629 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d <a href=\"https:\/\/shengxinfoundry.com\/ar\/\">\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0634\u0627\u0642\u0629<\/a> \u064a\u0645\u0643\u0646 \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u0647\u064a\u0643\u0644\u064a \u062d\u062a\u0649 \u0641\u064a \u0638\u0644 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0645\u0631\u0648\u0631\u064a \u0627\u0644\u0645\u062a\u0643\u0631\u0631.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629 \u0648\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0648\u0627\u0644\u0645\u0637\u0627\u0631\u0627\u062a \u0648\u0627\u0644\u0645\u0631\u0627\u0641\u0642 \u0627\u0644\u0644\u0648\u062c\u0633\u062a\u064a\u0629\u060c \u064a\u0639\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u063a\u0637\u0627\u0621 \u062d\u0627\u0645\u0644 \u0645\u0646\u0627\u0633\u0628 \u0623\u0645\u0631\u064b\u0627 \u0636\u0631\u0648\u0631\u064a\u064b\u0627 \u0644\u0623\u0646 \u0627\u0644\u0642\u0648\u0629 \u063a\u064a\u0631 \u0627\u0644\u0643\u0627\u0641\u064a\u0629 \u0642\u062f \u062a\u0624\u062f\u064a \u0625\u0644\u0649 \u0627\u0644\u062a\u0634\u0648\u0647 \u0648\u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0627\u0644\u0645\u062a\u0643\u0631\u0631.<\/p>\n\n\n\n<h2 id=\"excellent-impact-resistance-and-long-term-durability\" class=\"wp-block-heading\">\u0645\u0642\u0627\u0648\u0645\u0629 \u0645\u0645\u062a\u0627\u0632\u0629 \u0644\u0644\u0635\u062f\u0645\u0627\u062a \u0648\u0645\u062a\u0627\u0646\u0629 \u0637\u0648\u064a\u0644\u0629 \u0627\u0644\u0623\u0645\u062f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0646 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u0623\u0646 \u062a\u0639\u0645\u0644 \u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0628\u0634\u0643\u0644 \u0645\u0648\u062b\u0648\u0642 \u0644\u0633\u0646\u0648\u0627\u062a \u0639\u062f\u064a\u062f\u0629 \u062f\u0648\u0646 \u0635\u064a\u0627\u0646\u0629 \u0645\u062a\u0643\u0631\u0631\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0648\u0641\u0631 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u0642\u0648\u064a\u0629 \u0636\u062f \u0623\u0636\u0631\u0627\u0631 \u0627\u0644\u0635\u062f\u0645\u0627\u062a<\/li>\n\n\n\n<li>\u0623\u062f\u0627\u0621 \u0645\u0633\u062a\u0642\u0631 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629<\/li>\n\n\n\n<li>\u0645\u0642\u0627\u0648\u0645\u0629 \u062c\u064a\u062f\u0629 \u0644\u0644\u062a\u0622\u0643\u0644<\/li>\n\n\n\n<li>\u0639\u0645\u0631 \u062a\u0634\u063a\u064a\u0644\u064a \u0637\u0648\u064a\u0644<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0644\u0649 \u0639\u0643\u0633 \u0628\u0639\u0636 \u0627\u0644\u0645\u0648\u0627\u062f \u062e\u0641\u064a\u0641\u0629 \u0627\u0644\u0648\u0632\u0646 \u0627\u0644\u062a\u064a \u0642\u062f \u062a\u062a\u0634\u0642\u0642 \u0623\u0648 \u062a\u062a\u0634\u0648\u0647 \u062a\u062d\u062a \u0636\u063a\u0637 \u0634\u062f\u064a\u062f\u060c \u064a\u062d\u0627\u0641\u0638 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0639\u0644\u0649 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629 \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0635\u0639\u0628\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u0647\u0630\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0627\u0644\u0628\u0644\u062f\u064a\u0629<\/li>\n\n\n\n<li>\u0646\u0642\u0627\u0637 \u0627\u0644\u0648\u0635\u0648\u0644 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/li>\n\n\n\n<li>\u0623\u0645\u0627\u0643\u0646 \u0648\u0642\u0648\u0641 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629<\/li>\n\n\n\n<li>\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0639\u0644\u0649 \u062c\u0627\u0646\u0628 \u0627\u0644\u0637\u0631\u064a\u0642<\/li>\n<\/ul>\n\n\n\n<h2 id=\"cost-advantages-throughout-the-product-lifecycle\" class=\"wp-block-heading\">\u0645\u0632\u0627\u064a\u0627 \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0637\u0648\u0627\u0644 \u062f\u0648\u0631\u0629 \u062d\u064a\u0627\u0629 \u0627\u0644\u0645\u0646\u062a\u062c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629\u060c \u064a\u0643\u0648\u0646 \u0633\u0639\u0631 \u0627\u0644\u0634\u0631\u0627\u0621 \u0627\u0644\u0623\u0648\u0644\u064a \u0639\u0627\u0645\u0644\u0627\u064b \u0648\u0627\u062d\u062f\u064b\u0627 \u0641\u0642\u0637.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0642\u0648\u0645 \u0627\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629 \u0641\u064a \u0643\u062b\u064a\u0631 \u0645\u0646 \u0627\u0644\u0623\u062d\u064a\u0627\u0646 \u0628\u062a\u0642\u064a\u064a\u0645:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0643\u0627\u0644\u064a\u0641 \u0627\u0644\u062a\u0631\u0643\u064a\u0628<\/li>\n\n\n\n<li>\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/li>\n\n\n\n<li>\u062a\u0631\u062f\u062f \u0627\u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644<\/li>\n\n\n\n<li>\u0639\u0645\u0631 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0628\u0639\u0636 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0628\u062f\u064a\u0644\u0629 \u0642\u062f \u062a\u0643\u0648\u0646 \u0644\u0647\u0627 \u062a\u0643\u0627\u0644\u064a\u0641 \u0623\u0648\u0644\u064a\u0629 \u0623\u0642\u0644\u060c \u0625\u0644\u0627 \u0623\u0646 \u0623\u063a\u0637\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u0648\u0641\u0631 \u0642\u064a\u0645\u0629 \u0623\u0641\u0636\u0644 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644 \u0628\u0633\u0628\u0628 \u0645\u062a\u0627\u0646\u062a\u0647\u0627 \u0648\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a \u0627\u0644\u0635\u064a\u0627\u0646\u0629.<\/p>\n\n\n\n<h2 id=\"main-applications-of-cast-iron-manhole-covers\" class=\"wp-block-heading\">\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0641\u064a \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0635\u0646\u0627\u0639\u0627\u062a \u0646\u0638\u0631\u064b\u0627 \u0644\u0648\u062c\u0648\u062f \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0648\u0635\u0648\u0644 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0641\u064a \u0643\u0644 \u0645\u0634\u0631\u0648\u0639 \u0628\u0646\u064a\u0629 \u062a\u062d\u062a\u064a\u0629 \u062d\u062f\u064a\u062b \u062a\u0642\u0631\u064a\u0628\u064b\u0627.<\/p>\n\n\n\n<h2 id=\"municipal-sewer-and-drainage-systems\" class=\"wp-block-heading\">\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0648\u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0627\u0644\u0628\u0644\u062f\u064a\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0623\u062d\u062f \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0647\u0648 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0644\u0644\u0635\u0631\u0641 \u0627\u0644\u0628\u0644\u062f\u064a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0639\u062a\u0645\u062f \u0627\u0644\u0645\u062f\u0646 \u0639\u0644\u0649 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0644\u062a\u0648\u0641\u064a\u0631 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062e\u0637\u0648\u0637 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a<\/li>\n\n\n\n<li>\u0634\u0628\u0643\u0627\u062a \u062a\u0635\u0631\u064a\u0641 \u0645\u064a\u0627\u0647 \u0627\u0644\u0623\u0645\u0637\u0627\u0631<\/li>\n\n\n\n<li>\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a<\/li>\n\n\n\n<li>\u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0647\u0630\u0647 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a\u060c \u0645\u0646\u062a\u062c\u0627\u062a \u0645\u062b\u0644 <a href=\"https:\/\/shengxinfoundry.com\/ar\/\">\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a<\/a> \u064a\u062c\u0628 \u062a\u0648\u0641\u064a\u0631 \u062d\u0645\u0627\u064a\u0629 \u0645\u0648\u062b\u0648\u0642\u0629 \u0645\u0639 \u0627\u0644\u0633\u0645\u0627\u062d \u0644\u0641\u0631\u0642 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0628\u0641\u062d\u0635 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0628\u0643\u0641\u0627\u0621\u0629.<\/p>\n\n\n\n<h2 id=\"road-and-highway-projects\" class=\"wp-block-heading\">\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0637\u0631\u0642 \u0648\u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0644\u0644\u0637\u0631\u0642 \u0645\u0646\u062a\u062c\u0627\u062a \u0642\u0627\u062f\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0634\u0645\u0644 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0634\u0648\u0627\u0631\u0639 \u0627\u0644\u0645\u062f\u064a\u0646\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629<\/li>\n\n\n\n<li>\u0645\u0631\u0627\u0641\u0642 \u0648\u0642\u0648\u0641 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a<\/li>\n\n\n\n<li>\u0627\u0644\u062a\u0642\u0627\u0637\u0639\u0627\u062a \u0627\u0644\u0645\u0631\u0648\u0631\u064a\u0629<\/li>\n\n\n\n<li>\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u062a\u062d\u0645\u064a\u0644<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062a\u0637\u0644\u0628 \u0628\u064a\u0626\u0627\u062a \u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u0631\u0648\u0631 \u0627\u0644\u0643\u062b\u064a\u0641\u0629 \u0639\u0627\u062f\u0629\u064b \u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0645\u0639\u0632\u0632\u0629 \u0630\u0627\u062a \u0645\u0639\u062f\u0644\u0627\u062a \u062a\u062d\u0645\u064a\u0644 \u0623\u0639\u0644\u0649.<\/p>\n\n\n\n<h2 id=\"industrial-facilities\" class=\"wp-block-heading\">\u0627\u0644\u0645\u0631\u0627\u0641\u0642 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u062d\u062a\u0648\u064a \u0627\u0644\u0645\u0635\u0627\u0646\u0639 \u0648\u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0639\u0644\u0649 \u0634\u0628\u0643\u0627\u062a \u0648\u0627\u0633\u0639\u0629 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0645\u0646 \u0623\u062c\u0644:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/li>\n\n\n\n<li>\u062e\u0637\u0648\u0637 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u064a\u0627\u0647<\/li>\n\n\n\n<li>\u0642\u0646\u0648\u0627\u062a \u0627\u0644\u0635\u0631\u0641<\/li>\n\n\n\n<li>\u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0645\u0639\u062f\u0627\u062a<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0628\u064a\u0626\u0627\u062a\u060c \u062a\u0639\u062f \u0627\u0644\u0645\u062a\u0627\u0646\u0629 \u0648\u0642\u062f\u0631\u0629 \u0627\u0644\u062d\u0645\u0648\u0644\u0629 \u0630\u0627\u062a \u0623\u0647\u0645\u064a\u0629 \u062e\u0627\u0635\u0629 \u0644\u0623\u0646 \u0627\u0644\u0622\u0644\u0627\u062a \u0627\u0644\u062b\u0642\u064a\u0644\u0629 \u0642\u062f \u062a\u0645\u0631 \u0628\u0634\u0643\u0644 \u0645\u062a\u0643\u0631\u0631 \u0641\u0648\u0642 \u0646\u0642\u0627\u0637 \u0627\u0644\u0648\u0635\u0648\u0644.<\/p>\n\n\n\n<h2 id=\"commercial-and-residential-developments\" class=\"wp-block-heading\">\u0627\u0644\u062a\u0637\u0648\u0631\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0648\u0627\u0644\u0633\u0643\u0646\u064a\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0633\u062a\u062e\u062f\u0645 \u0645\u0631\u0627\u0643\u0632 \u0627\u0644\u062a\u0633\u0648\u0642 \u0648\u0627\u0644\u0645\u062c\u062a\u0645\u0639\u0627\u062a \u0627\u0644\u0633\u0643\u0646\u064a\u0629 \u0648\u0645\u062c\u0645\u0639\u0627\u062a \u0627\u0644\u0645\u0643\u0627\u062a\u0628 \u0623\u064a\u0636\u064b\u0627 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0645\u0646 \u0623\u062c\u0644:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0635\u0631\u064a\u0641 \u0627\u0644\u0645\u0646\u0627\u0638\u0631 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0627\u0644\u0623\u062f\u0627\u0629 \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629<\/li>\n\n\n\n<li>\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062e\u062f\u0645\u0629 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u062f \u062a\u0639\u0637\u064a \u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0623\u0648\u0644\u0648\u064a\u0629 \u0644\u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0638\u0647\u0631 \u0648\u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u062a\u062e\u0635\u064a\u0635.<\/p>\n\n\n\n<h2 id=\"different-types-of-cast-iron-manhole-covers\" class=\"wp-block-heading\">\u0623\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0639\u062a\u0645\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u0639\u0644\u0649 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0648\u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0648\u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u0629.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u064a\u0643\u062a\u0628<\/th><th>\u0633\u0645\u0627\u062a<\/th><th>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u0634\u062a\u0631\u0643\u0629<\/th><\/tr><\/thead><tbody><tr><td>\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u064a\u062f \u0645\u0633\u062a\u062f\u064a\u0631\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/td><td>\u0647\u064a\u0643\u0644 \u0642\u0648\u064a\u060c \u064a\u0645\u0646\u0639 \u0627\u0644\u0633\u0642\u0648\u0637 \u0641\u064a \u0627\u0644\u0641\u062a\u062d\u0629<\/td><td>\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0648\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a<\/td><\/tr><tr><td>\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0627\u0644\u0645\u0631\u0628\u0639<\/td><td>\u0645\u0646\u0637\u0642\u0629 \u0648\u0635\u0648\u0644 \u0623\u0643\u0628\u0631<\/td><td>\u063a\u0631\u0641 \u0627\u0644\u0645\u0631\u0627\u0641\u0642 \u0648\u0646\u0642\u0627\u0637 \u0627\u0644\u062a\u0641\u062a\u064a\u0634<\/td><\/tr><tr><td>\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0639\u0627\u0644\u064a \u0627\u0644\u062a\u062d\u0645\u0644<\/td><td>\u0633\u0639\u0629 \u062a\u062d\u0645\u064a\u0644 \u0623\u0639\u0644\u0649<\/td><td>\u0627\u0644\u0637\u0631\u0642 \u0648\u0627\u0644\u0645\u0648\u0627\u0646\u0626 \u0648\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/td><\/tr><tr><td>\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0645\u0628\u0634\u0648\u0631<\/td><td>\u064a\u0633\u0645\u062d \u0628\u062a\u0635\u0631\u064a\u0641 \u0627\u0644\u0645\u064a\u0627\u0647<\/td><td>\u0623\u0646\u0638\u0645\u0629 \u0645\u064a\u0627\u0647 \u0627\u0644\u0623\u0645\u0637\u0627\u0631<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"round-cast-iron-manhole-covers\" class=\"wp-block-heading\">\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0633\u062a\u062f\u064a\u0631\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0639\u062f \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u062f\u064a\u0631\u0629 \u0645\u0646 \u0628\u064a\u0646 \u0627\u0644\u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u0641\u064a \u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u062a\u0634\u0645\u0644 \u0645\u0632\u0627\u064a\u0627\u0647\u0627 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0643\u0641\u0627\u0621\u0629 \u0647\u064a\u0643\u0644\u064a\u0629 \u0639\u0627\u0644\u064a\u0629<\/li>\n\n\n\n<li>\u0633\u0647\u0648\u0644\u0629 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0648\u0627\u0642\u0639<\/li>\n\n\n\n<li>\u062a\u0642\u0644\u064a\u0644 \u062e\u0637\u0631 \u0627\u0644\u0633\u0642\u0648\u0637 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u0641\u062a\u062d\u0627\u062a<\/li>\n\n\n\n<li>\u0633\u0647\u0648\u0644\u0629 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u0647\u064a \u0634\u0627\u0626\u0639\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0641\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a<\/li>\n\n\n\n<li>\u0634\u0628\u0643\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647<\/li>\n\n\n\n<li>\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u062a\u0635\u0631\u064a\u0641 \u0627\u0644\u0639\u0648\u0627\u0635\u0641<\/li>\n<\/ul>\n\n\n\n<h2 id=\"heavy-duty-cast-iron-manhole-covers\" class=\"wp-block-heading\">\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0634\u062f\u064a\u062f\u0629 \u0627\u0644\u062a\u062d\u0645\u0644<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0645 \u062a\u0637\u0648\u064a\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u0627\u062a \u0634\u062f\u064a\u062f\u0629 \u0627\u0644\u062a\u062d\u0645\u0644 \u0644\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062a\u0639\u0631\u0636 \u0641\u064a\u0647\u0627 \u0627\u0644\u0623\u063a\u0637\u064a\u0629 \u0644\u0636\u063a\u0637 \u0634\u062f\u064a\u062f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0634\u0645\u0644 \u0627\u0644\u0645\u0648\u0627\u0642\u0639 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0645\u0637\u0627\u0631\u0627\u062a<\/li>\n\n\n\n<li>\u0633\u0627\u062d\u0627\u062a \u0627\u0644\u062d\u0627\u0648\u064a\u0627\u062a<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/li>\n\n\n\n<li>\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u062d\u0644 \u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0634\u0627\u0642\u0629\u060c \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0645\u0631\u0627\u0639\u0627\u0629 \u0645\u0627 \u064a\u0644\u064a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u0629 \u0644\u0644\u0645\u0631\u0643\u0628\u0629<\/li>\n\n\n\n<li>\u062a\u0631\u062f\u062f \u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u0631\u0648\u0631<\/li>\n\n\n\n<li>\u0645\u0648\u0642\u0639 \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/li>\n\n\n\n<li>\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629<\/li>\n<\/ul>\n\n\n\n<h2 id=\"cast-iron-manhole-cover-manufacturing-process\" class=\"wp-block-heading\">\u0639\u0645\u0644\u064a\u0629 \u062a\u0635\u0646\u064a\u0639 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0624\u062b\u0631 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0628\u0634\u0643\u0644 \u0645\u0628\u0627\u0634\u0631 \u0639\u0644\u0649 \u0642\u0648\u0629 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u062f\u0642\u062a\u0647 \u0648\u0645\u0648\u062b\u0648\u0642\u064a\u062a\u0647.<\/p>\n\n\n\n<h2 id=\"design-and-mold-preparation\" class=\"wp-block-heading\">\u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0648\u0625\u0639\u062f\u0627\u062f \u0627\u0644\u0642\u0627\u0644\u0628<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0628\u062f\u0623 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0628\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/li>\n\n\n\n<li>\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062d\u0645\u0644<\/li>\n\n\n\n<li>\u0634\u0631\u0648\u0637 \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/li>\n\n\n\n<li>\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0639\u0645\u064a\u0644<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0635\u0646\u0639\u064a\u0646 \u0627\u0644\u0645\u062d\u062a\u0631\u0641\u064a\u0646 \u0623\u064a\u0636\u064b\u0627 \u062a\u0642\u062f\u064a\u0645 \u062d\u0644\u0648\u0644 \u0645\u062e\u0635\u0635\u0629 \u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629.<\/p>\n\n\n\n<h2 id=\"casting-process\" class=\"wp-block-heading\">\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0635\u0628<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0635\u0628\u060c \u064a\u062a\u0645 \u0635\u0628 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0646\u0635\u0647\u0631 \u0641\u064a \u0642\u0648\u0627\u0644\u0628 \u0645\u062d\u0636\u0631\u0629 \u0644\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0634\u0643\u0644 \u0627\u0644\u0645\u0637\u0644\u0648\u0628.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0634\u0645\u0644 \u0627\u0644\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0624\u062b\u0631 \u0639\u0644\u0649 \u062c\u0648\u062f\u0629 \u0627\u0644\u0645\u0646\u062a\u062c \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0645\u0627\u062f\u0629<\/li>\n\n\n\n<li>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0635\u0628<\/li>\n\n\n\n<li>\u062f\u0642\u0629 \u0627\u0644\u0642\u0627\u0644\u0628<\/li>\n\n\n\n<li>\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c<\/li>\n<\/ul>\n\n\n\n<h2 id=\"machining-and-surface-treatment\" class=\"wp-block-heading\">\u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0648\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0633\u0637\u062d\u064a\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0639\u062f \u0627\u0644\u0635\u0628\u060c \u062a\u062e\u0636\u0639 \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u0634\u0637\u064a\u0628 \u0644\u062a\u062d\u0633\u064a\u0646\u0647\u0627<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062f\u0642\u0629 \u0627\u0644\u0623\u0628\u0639\u0627\u062f<\/li>\n\n\n\n<li>\u062c\u0648\u062f\u0629 \u0627\u0644\u0633\u0637\u062d<\/li>\n\n\n\n<li>\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u062f \u062a\u0639\u0645\u0644 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0627\u062a \u0627\u0644\u0633\u0637\u062d\u064a\u0629 \u0623\u064a\u0636\u064b\u0627 \u0639\u0644\u0649 \u062a\u062d\u0633\u064a\u0646 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0636\u062f \u0627\u0644\u062a\u0639\u0631\u0636 \u0627\u0644\u0628\u064a\u0626\u064a.<\/p>\n\n\n\n<h2 id=\"quality-inspection\" class=\"wp-block-heading\">\u0641\u062d\u0635 \u0627\u0644\u062c\u0648\u062f\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0642\u0648\u0645 \u0627\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0627\u0644\u0645\u0648\u062b\u0648\u0642\u0629 \u0628\u0625\u062c\u0631\u0627\u0621 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u062a\u064a \u062a\u063a\u0637\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0623\u0628\u0639\u0627\u062f<\/li>\n\n\n\n<li>\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u0648\u0627\u062f<\/li>\n\n\n\n<li>\u0623\u062f\u0627\u0621 \u0627\u0644\u062a\u062d\u0645\u064a\u0644<\/li>\n\n\n\n<li>\u062c\u0648\u062f\u0629 \u0627\u0644\u0645\u0638\u0647\u0631<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0645\u0634\u062a\u0631\u064a\u0646 \u0627\u0644\u062f\u0648\u0644\u064a\u064a\u0646\u060c \u064a\u0633\u0627\u0639\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0627\u0644\u062a\u064a \u062a\u062a\u0645\u062a\u0639 \u0628\u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0642\u0648\u064a\u0629 \u0644\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0641\u064a \u062a\u0642\u0644\u064a\u0644 \u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u0645\u0634\u0631\u0648\u0639.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0623\u0646\u0638\u0645\u0629 \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0639\u0644\u0649 \u0623\u0633\u0627\u0633 \u0645\u0639\u0627\u064a\u064a\u0631 \u0645\u062b\u0644 <a href=\"https:\/\/www.iso.org\/iso-9001-quality-management.html\" target=\"_blank\" rel=\"noopener\">\u0627\u064a\u0632\u0648 9001<\/a> \u062a\u0648\u0641\u064a\u0631 \u0645\u0631\u062c\u0639 \u0645\u0641\u064a\u062f \u0639\u0646\u062f \u062a\u0642\u064a\u064a\u0645 \u0642\u062f\u0631\u0627\u062a \u0627\u0644\u062a\u0635\u0646\u064a\u0639.<\/p>\n\n\n\n<h2 id=\"how-to-select-the-right-cast-iron-manhole-cover\" class=\"wp-block-heading\">\u0643\u064a\u0641\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"768\" height=\"538\" src=\"https:\/\/shengxinfoundry.com\/wp-content\/uploads\/2026\/05\/sxacsacsadcavd-768x538.jpg.webp\" alt=\"\u0625\u0637\u0627\u0631 \u0648\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631\" class=\"wp-image-2562\" style=\"object-fit:cover;width:400px;height:500px\" srcset=\"https:\/\/shengxinfoundry.com\/wp-content\/uploads\/2026\/05\/sxacsacsadcavd-768x538.jpg.webp 768w, https:\/\/shengxinfoundry.com\/wp-content\/uploads\/2026\/05\/sxacsacsadcavd-768x538.jpg-300x210.webp 300w, https:\/\/shengxinfoundry.com\/wp-content\/uploads\/2026\/05\/sxacsacsadcavd-768x538.jpg-18x12.webp 18w, https:\/\/shengxinfoundry.com\/wp-content\/uploads\/2026\/05\/sxacsacsadcavd-768x538.jpg-600x420.webp 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062a\u0637\u0644\u0628 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0635\u062d\u064a\u062d \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629 \u0648\u0627\u0644\u0639\u0645\u0644\u064a\u0629.<\/p>\n\n\n\n<h2 id=\"determine-required-load-capacity\" class=\"wp-block-heading\">\u062a\u062d\u062f\u064a\u062f \u0633\u0639\u0629 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0645\u0648\u0627\u0642\u0639 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0642\u0648\u0629 \u0645\u062e\u062a\u0644\u0641\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0642\u062f \u062a\u062a\u0637\u0644\u0628 \u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u0634\u0627\u0629 \u0623\u063a\u0637\u064a\u0629 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629.<\/li>\n\n\n\n<li>\u0642\u062f \u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0643\u0646\u064a\u0629 \u062d\u0644\u0648\u0644\u0627\u064b \u0645\u062a\u0648\u0633\u0637\u0629 \u0627\u0644\u062d\u062c\u0645.<\/li>\n\n\n\n<li>\u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629 \u0648\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0623\u063a\u0637\u064a\u0629 \u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0634\u0627\u0642\u0629.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0625\u0646 \u0627\u062e\u062a\u064a\u0627\u0631 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0635\u062d\u064a\u062d \u064a\u0645\u0646\u0639 \u062d\u062f\u0648\u062b \u0636\u0631\u0631 \u0633\u0627\u0628\u0642 \u0644\u0623\u0648\u0627\u0646\u0647 \u0648\u064a\u062d\u0633\u0646 \u0627\u0644\u0633\u0644\u0627\u0645\u0629.<\/p>\n\n\n\n<h2 id=\"consider-cover-size-and-frame-compatibility\" class=\"wp-block-heading\">\u0636\u0639 \u0641\u064a \u0627\u0639\u062a\u0628\u0627\u0631\u0643 \u062d\u062c\u0645 \u0627\u0644\u063a\u0644\u0627\u0641 \u0648\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0625\u0637\u0627\u0631<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u0628\u0644 \u0627\u0644\u0634\u0631\u0627\u0621 \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0646 \u0627\u0644\u062a\u0623\u0643\u064a\u062f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0627\u0641\u062a\u062a\u0627\u062d<\/li>\n\n\n\n<li>\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0625\u0637\u0627\u0631<\/li>\n\n\n\n<li>\u0639\u0645\u0642 \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/li>\n\n\n\n<li>\u0627\u0644\u0648\u0632\u0646 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u062f \u064a\u0624\u062f\u064a \u0627\u0644\u062d\u062c\u0645 \u063a\u064a\u0631 \u0627\u0644\u0635\u062d\u064a\u062d \u0625\u0644\u0649 \u062d\u062f\u0648\u062b \u0645\u0634\u0643\u0644\u0627\u062a \u0641\u064a \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0648\u062a\u0642\u0644\u064a\u0644 \u0623\u062f\u0627\u0621 \u0627\u0644\u062e\u062f\u0645\u0629.<\/p>\n\n\n\n<h2 id=\"evaluate-environmental-conditions\" class=\"wp-block-heading\">\u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0628\u064a\u0626\u064a\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0648\u0627\u062c\u0647 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u062a\u062d\u062f\u064a\u0627\u062a \u0645\u062e\u062a\u0644\u0641\u0629\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u062a\u0639\u0631\u0636 \u0644\u0644\u0645\u0637\u0631<\/li>\n\n\n\n<li>\u062a\u063a\u064a\u0631\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/li>\n\n\n\n<li>\u0627\u0647\u062a\u0632\u0627\u0632 \u0627\u0644\u0633\u064a\u0627\u0631\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062c\u0628 \u0623\u0646 \u062a\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0645\u0648\u0627\u062f \u0648\u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u062e\u062a\u0627\u0631 \u0645\u0639 \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0641\u0639\u0644\u064a\u0629.<\/p>\n\n\n\n<h2 id=\"choose-a-reliable-manufacturer\" class=\"wp-block-heading\">\u0627\u062e\u062a\u0631 \u0634\u0631\u0643\u0629 \u0645\u0635\u0646\u0639\u0629 \u0645\u0648\u062b\u0648\u0642\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062c\u0628 \u0623\u0646 \u064a\u0648\u0641\u0631 \u0645\u0648\u0631\u062f \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u062d\u062a\u0631\u0641 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0645\u0627 \u064a\u0644\u064a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0642\u062f\u0631\u0629 \u0625\u0646\u062a\u0627\u062c\u064a\u0629 \u0645\u0633\u062a\u0642\u0631\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u062f\u0639\u0645 \u0627\u0644\u0647\u0646\u062f\u0633\u064a<\/li>\n\n\n\n<li>\u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0645\u062e\u0635\u0635\u0629<\/li>\n\n\n\n<li>\u0641\u062d\u0635 \u0627\u0644\u062c\u0648\u062f\u0629 \u0627\u0644\u0645\u062a\u0633\u0642\u0629<\/li>\n\n\n\n<li>\u062a\u062c\u0631\u0628\u0629 \u0627\u0644\u062a\u0635\u062f\u064a\u0631<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0635\u0646\u0639\u064a\u0646 \u0627\u0644\u0630\u064a\u0646 \u064a\u062a\u0645\u062a\u0639\u0648\u0646 \u0628\u0642\u062f\u0631\u0627\u062a \u0625\u0646\u062a\u0627\u062c\u064a\u0629 \u0643\u0627\u0645\u0644\u0629 \u062f\u0639\u0645 \u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0627\u0644\u0643\u0628\u064a\u0631\u0629 \u0628\u0634\u0643\u0644 \u0623\u0641\u0636\u0644.<\/p>\n\n\n\n<h2 id=\"cast-iron-vs-ductile-iron-vs-composite-resin-manhole-covers\" class=\"wp-block-heading\">\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0631\u0646 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0627\u0644\u0645\u0631\u0643\u0628<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0645\u0627\u062f\u0629<\/th><th>\u0645\u0632\u0627\u064a\u0627<\/th><th>\u0623\u0641\u0636\u0644 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/th><\/tr><\/thead><tbody><tr><td>\u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/td><td>\u0645\u062a\u064a\u0646\u0629 \u0648\u0642\u0648\u064a\u0629 \u0648\u0627\u0642\u062a\u0635\u0627\u062f\u064a\u0629<\/td><td>\u0627\u0644\u0637\u0631\u0642 \u0648\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0648\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/td><\/tr><tr><td>\u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644<\/td><td>\u0642\u0648\u0629 \u0648\u0635\u0644\u0627\u0628\u0629 \u0623\u0639\u0644\u0649<\/td><td>\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u0631\u0648\u0631 \u0627\u0644\u0643\u062b\u064a\u0641\u0629 \u0648\u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0635\u0639\u0628\u0629<\/td><\/tr><tr><td>\u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0627\u0644\u0645\u0631\u0643\u0628<\/td><td>\u062e\u0641\u064a\u0641 \u0627\u0644\u0648\u0632\u0646 \u0648\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u062a\u0622\u0643\u0644<\/td><td>\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u0634\u0627\u0629 \u0648\u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u062a\u064a \u062a\u062a\u0637\u0644\u0628 \u0623\u062f\u0627\u0621 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0627 \u0623\u0639\u0644\u0649\u060c, <a href=\"https:\/\/shengxinfoundry.com\/ar\/\">\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0631\u0646<\/a> \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0627 \u0644\u0623\u0646 \u0647\u064a\u0643\u0644\u0647\u0627 \u0627\u0644\u0645\u0627\u062f\u064a \u064a\u0648\u0641\u0631 \u0642\u0648\u0629 \u0645\u062d\u0633\u0646\u0629 \u0648\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u0635\u062f\u0645\u0627\u062a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u062f \u062a\u0643\u0648\u0646 \u0645\u062d\u0627\u0644\u064a\u0644 \u0627\u0644\u0631\u0627\u062a\u0646\u062c \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0645\u0646\u0627\u0633\u0628\u0629 \u0623\u064a\u0636\u064b\u0627 \u0644\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0643\u0648\u0646 \u0641\u064a\u0647\u0627 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0648\u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u062e\u0641\u064a\u0641 \u0627\u0644\u0648\u0632\u0646 \u0645\u0646 \u0627\u0644\u0623\u0648\u0644\u0648\u064a\u0627\u062a.<\/p>\n\n\n\n<h2 id=\"frequently-asked-questions-about-cast-iron-manhole-covers\" class=\"wp-block-heading\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0645\u062a\u062f\u0627\u0648\u0644\u0629 \u062d\u0648\u0644 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/h2>\n\n\n\n<h3 id=\"how-long-can-a-cast-iron-manhole-cover-last\" class=\"wp-block-heading\">\u0625\u0644\u0649 \u0645\u062a\u0649 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0633\u062a\u0645\u0631 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0645\u0643\u0646 \u0644\u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0639\u0627\u0644\u064a \u0627\u0644\u062c\u0648\u062f\u0629 \u0623\u0646 \u064a\u0648\u0641\u0631 \u0639\u0642\u0648\u062f\u064b\u0627 \u0645\u0646 \u0627\u0644\u062e\u062f\u0645\u0629 \u0639\u0646\u062f \u062a\u0635\u0646\u064a\u0639\u0647 \u0648\u062a\u0631\u0643\u064a\u0628\u0647 \u0648\u0635\u064a\u0627\u0646\u062a\u0647 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d.<\/p>\n\n\n\n<h3 id=\"are-cast-iron-manhole-covers-suitable-for-highways\" class=\"wp-block-heading\">\u0647\u0644 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0646\u0639\u0645. \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0623\u063a\u0637\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0634\u062f\u064a\u062f\u0629 \u0627\u0644\u062a\u062d\u0645\u0644 \u0628\u0634\u0643\u0644 \u0634\u0627\u0626\u0639 \u0639\u0644\u0649 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629 \u0648\u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0623\u062e\u0631\u0649 \u0627\u0644\u062a\u064a \u062a\u0634\u0647\u062f \u062d\u0631\u0643\u0629 \u0645\u0631\u0648\u0631 \u0645\u062a\u0643\u0631\u0631\u0629 \u0644\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u062b\u0642\u064a\u0644\u0629.<\/p>\n\n\n\n<h3 id=\"what-is-the-difference-between-a-manhole-cover-and-a-manhole-frame\" class=\"wp-block-heading\">\u0645\u0627 \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u063a\u0637\u0627\u0621 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0648\u0625\u0637\u0627\u0631 \u0641\u062a\u062d\u0629 \u0627\u0644\u062a\u0641\u062a\u064a\u0634\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u063a\u0637\u0627\u0621 \u0647\u0648 \u0627\u0644\u0645\u0643\u0648\u0646 \u0627\u0644\u0642\u0627\u0628\u0644 \u0644\u0644\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0630\u064a \u064a\u063a\u0644\u0642 \u0627\u0644\u0641\u062a\u062d\u0629\u060c \u0641\u064a \u062d\u064a\u0646 \u0623\u0646 \u0627\u0644\u0625\u0637\u0627\u0631 \u0647\u0648 \u0627\u0644\u0647\u064a\u0643\u0644 \u0627\u0644\u062f\u0627\u0639\u0645 \u0627\u0644\u062b\u0627\u0628\u062a \u0627\u0644\u0645\u062b\u0628\u062a \u0641\u064a \u0627\u0644\u0623\u0631\u0636.<\/p>\n\n\n\n<h3 id=\"can-cast-iron-manhole-covers-be-customized\" class=\"wp-block-heading\">\u0647\u0644 \u064a\u0645\u0643\u0646 \u062a\u062e\u0635\u064a\u0635 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0646\u0639\u0645. \u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0635\u0646\u0639\u064a\u0646 \u062a\u062e\u0635\u064a\u0635 \u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0648\u0627\u0644\u0623\u0634\u0643\u0627\u0644 \u0648\u0623\u0646\u0645\u0627\u0637 \u0627\u0644\u0623\u0633\u0637\u062d \u0648\u0627\u0644\u0634\u0639\u0627\u0631\u0627\u062a \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0648\u0641\u0642\u064b\u0627 \u0644\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639.<\/p>\n\n\n\n<h3 id=\"why-do-engineers-choose-cast-iron-instead-of-plastic-covers\" class=\"wp-block-heading\">\u0644\u0645\u0627\u0630\u0627 \u064a\u062e\u062a\u0627\u0631 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u0648\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u0623\u063a\u0637\u064a\u0629 \u0627\u0644\u0628\u0644\u0627\u0633\u062a\u064a\u0643\u064a\u0629\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0648\u0641\u0631 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0642\u0648\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0623\u0639\u0644\u0649 \u0628\u0643\u062b\u064a\u0631 \u0648\u0623\u062f\u0627\u0621 \u0623\u0641\u0636\u0644 \u0641\u064a \u0638\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062b\u0642\u064a\u0644\u0629\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647 \u0623\u0643\u062b\u0631 \u0645\u0644\u0627\u0621\u0645\u0629 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629.<\/p>\n\n\n\n<h2 id=\"conclusion\" class=\"wp-block-heading\">\u062e\u0627\u062a\u0645\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0638\u0644 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0639\u0646\u0635\u0631\u064b\u0627 \u0623\u0633\u0627\u0633\u064a\u064b\u0627 \u0641\u064a \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0644\u0623\u0646\u0647\u0627 \u062a\u0648\u0641\u0631 \u0642\u0648\u0629 \u0648\u0645\u062a\u0627\u0646\u0629 \u0648\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0645\u0645\u062a\u0627\u0632\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644. \u0633\u0648\u0627\u0621 \u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627 \u0641\u064a \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0628\u0644\u062f\u064a\u0629 \u0623\u0648 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629 \u0623\u0648 \u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0623\u0648 \u0627\u0644\u062a\u0637\u0648\u064a\u0631\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629\u060c \u0641\u0625\u0646 \u0623\u063a\u0637\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631 \u0627\u0644\u0645\u0635\u0645\u0645\u0629 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d \u062a\u0633\u0627\u0639\u062f \u0639\u0644\u0649 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0634\u0628\u0643\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0645\u0639 \u0636\u0645\u0627\u0646 \u0627\u0644\u0648\u0635\u0648\u0644 \u0627\u0644\u0622\u0645\u0646 \u0644\u0644\u0635\u064a\u0627\u0646\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629 \u0648\u0627\u0644\u0645\u0642\u0627\u0648\u0644\u064a\u0646 \u0648\u0627\u0644\u0645\u0648\u0632\u0639\u064a\u0646\u060c \u064a\u062a\u0637\u0644\u0628 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u062f\u0631\u0627\u0633\u0629 \u0645\u062a\u0623\u0646\u064a\u0629 \u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0645\u0644 \u0648\u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0648\u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0628\u064a\u0626\u064a\u0629 \u0648\u0642\u062f\u0631\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Shengxin Foundry \u0645\u062a\u062e\u0635\u0635 \u0641\u064a \u062a\u0648\u0641\u064a\u0631 \u0645\u0648\u062b\u0648\u0642\u0629 <a href=\"https:\/\/shengxinfoundry.com\/ar\/\">\u062d\u0644\u0648\u0644 \u062a\u0635\u0646\u064a\u0639 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631<\/a> \u0645\u0639 \u062e\u064a\u0627\u0631\u0627\u062a \u0645\u062e\u0635\u0635\u0629 \u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0627\u0644\u0639\u0627\u0644\u0645\u064a\u0629. \u0628\u0641\u0636\u0644 \u0642\u062f\u0631\u0627\u062a \u0627\u0644\u0635\u0628 \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629 \u0648\u0627\u0644\u0625\u0646\u062a\u0627\u062c \u0627\u0644\u0630\u064a \u064a\u0631\u0643\u0632 \u0639\u0644\u0649 \u0627\u0644\u062c\u0648\u062f\u0629\u060c \u062a\u062f\u0639\u0645 Shengxin \u0627\u0644\u0639\u0645\u0644\u0627\u0621 \u0627\u0644\u0630\u064a\u0646 \u064a\u0628\u062d\u062b\u0648\u0646 \u0639\u0646 \u0645\u0646\u062a\u062c\u0627\u062a \u0628\u0646\u064a\u0629 \u062a\u062d\u062a\u064a\u0629 \u0645\u062a\u064a\u0646\u0629 \u0648\u064a\u0645\u0643\u0646 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0639\u0644\u064a\u0647\u0627 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u0627\u0633\u062a\u0643\u0634\u0641 \u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0645\u0635\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u062d\u062f\u064a\u062f \u0627\u0644\u0632\u0647\u0631\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0627\u0644\u0623\u0646\u0648\u0627\u0639 \u0648\u0627\u0644\u0645\u0648\u0627\u062f \u0648\u062a\u0642\u064a\u064a\u0645\u0627\u062a \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0648\u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0648\u0646\u0635\u0627\u0626\u062d \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629.<\/p>","protected":false},"author":1,"featured_media":2762,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[],"class_list":["post-2755","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/posts\/2755","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/comments?post=2755"}],"version-history":[{"count":2,"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/posts\/2755\/revisions"}],"predecessor-version":[{"id":2763,"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/posts\/2755\/revisions\/2763"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/media\/2762"}],"wp:attachment":[{"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/media?parent=2755"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/categories?post=2755"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shengxinfoundry.com\/ar\/wp-json\/wp\/v2\/tags?post=2755"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}