{"id":4543,"date":"2025-07-23T15:42:01","date_gmt":"2025-07-23T07:42:01","guid":{"rendered":"https:\/\/www.ductileironsuppliers.com\/?post_type=product&p=4543"},"modified":"2025-07-23T15:51:14","modified_gmt":"2025-07-23T07:51:14","slug":"heavy-duty-manhole-covers","status":"publish","type":"product","link":"https:\/\/www.ductileironsuppliers.com\/ar\/product\/heavy-duty-manhole-covers","title":{"rendered":"\u0623\u063a\u0637\u064a\u0629 \u063a\u0631\u0641 \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0634\u0627\u0642\u0629"},"content":{"rendered":"

\u0635\u064f\u0645\u0645\u062a \u0623\u063a\u0637\u064a\u0629 \u0641\u062a\u062d\u0627\u062a \u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0645\u0646 \u0644\u0648\u0643\u0627\u064a\u0648\u064a \u0644\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0634\u0627\u0642\u0629 \u0644\u062a\u062d\u0642\u064a\u0642 \u0623\u0642\u0635\u0649 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u0645\u062a\u0627\u0646\u0629 \u0648\u0633\u0647\u0648\u0644\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628. \u0635\u064f\u0646\u0639\u062a \u0645\u0646 \u062d\u062f\u064a\u062f \u0627\u0644\u062c\u0631\u0627\u0641\u064a\u062a \u0627\u0644\u0643\u0631\u0648\u064a (\u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644) \u0639\u0627\u0644\u064a \u0627\u0644\u062c\u0648\u062f\u0629 (\u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0643\u062a\u0627\u064a\u0644)\u060c \u0648\u0647\u064a \u062a\u0644\u0628\u064a \u0623\u0648 \u062a\u062a\u062c\u0627\u0648\u0632 \u0645\u0639\u0627\u064a\u064a\u0631 EN 124 \u0648 AASHTO \u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0641\u064a \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 \u0648\u0623\u0642\u0628\u064a\u0629 \u0627\u0644\u0645\u0631\u0627\u0641\u0642. \u062a\u062a\u0648\u0641\u0631 \u0623\u063a\u0637\u064a\u062a\u0646\u0627 \u0641\u064a \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u062a\u0646\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0623\u0634\u0643\u0627\u0644 \u0648\u0627\u0644\u0623\u062d\u062c\u0627\u0645 \u0648\u0641\u0626\u0627\u062a \u0627\u0644\u0623\u062d\u0645\u0627\u0644\u060c \u0648\u062a\u0648\u0641\u0631 \u062d\u0644\u0648\u0644 \u0648\u0635\u0648\u0644 \u0645\u0648\u062b\u0648\u0642\u0629 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647 \u0648\u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0648\u0627\u0644\u0635\u0631\u0641 \u0627\u0644\u0635\u062d\u064a \u0648\u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0648\u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621.<\/p>\n

1. \u0627\u0644\u0623\u0634\u0643\u0627\u0644 \u0648\u0627\u0644\u0623\u062d\u062c\u0627\u0645 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n
\u0627\u0644\u0634\u0643\u0644<\/th>\n\u0627\u0644\u0641\u062a\u062d\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 (\u0645\u0645)<\/th>\n\u062d\u062c\u0645 \u0627\u0644\u0625\u0637\u0627\u0631 \u0627\u0644\u0643\u0644\u064a (\u0645\u0645)<\/th>\n\u0627\u0644\u0648\u0632\u0646 (\u0628\u0627\u0644\u0643\u064a\u0644\u0648\u063a\u0631\u0627\u0645)<\/th>\n<\/tr>\n<\/thead>\n
\u0627\u0644\u062a\u0639\u0645\u064a\u0645<\/strong><\/td>\n600, 700, 800, 900<\/td>\n\u00d8 710 - \u00d8 1010<\/td>\n35 - 85<\/td>\n<\/tr>\n
\u0627\u0644\u0645\u0631\u0628\u0639<\/strong><\/td>\n600 \u00d7 600, 700 \u00d7 700<\/td>\n710 \u00d7 710, 810 \u00d7 810<\/td>\n38 - 92<\/td>\n<\/tr>\n
\u0645\u0633\u062a\u0637\u064a\u0644 \u0627\u0644\u0634\u0643\u0644<\/strong><\/td>\n600 \u00d7 800, 700 \u00d7 900<\/td>\n710 \u00d7 910, 810 \u00d7 1010<\/td>\n45 - 100<\/td>\n<\/tr>\n
\u0645\u062e\u0635\u0635<\/strong>(\u0628\u064a\u0636\u0627\u0648\u064a\u060c \u0639\u0644\u0649 \u0634\u0643\u0644 D)<\/td>\n\u0643\u0645\u0627 \u0647\u0648 \u0645\u0637\u0644\u0648\u0628<\/td>\n\u0643\u0645\u0627 \u0647\u0648 \u0645\u0637\u0644\u0648\u0628<\/td>\n\u0643\u0645\u0627 \u0647\u0648 \u0645\u062d\u062f\u062f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\u064a\u0645\u0643\u0646 \u062a\u062e\u0635\u064a\u0635 \u062c\u0645\u064a\u0639 \u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0644\u062a\u0646\u0627\u0633\u0628 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639. \u062a\u062a\u0631\u0627\u0648\u062d \u0623\u0639\u0645\u0627\u0642 \u0627\u0644\u0625\u0637\u0627\u0631 \u0645\u0646 50 \u0645\u0645 \u0625\u0644\u0649 100 \u0645\u0645.<\/em><\/p>\n

2. \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n\n
\u0627\u0644\u0639\u0646\u0635\u0631<\/th>\n\u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u0642\u064a\u0627\u0633\u064a (\u0628\u0627\u0644\u0648\u0632\u0646 %)<\/th>\n<\/tr>\n<\/thead>\n
\u0627\u0644\u0643\u0631\u0628\u0648\u0646 (C)<\/td>\n3.4 - 3.8<\/td>\n<\/tr>\n
\u0627\u0644\u0633\u064a\u0644\u064a\u0643\u0648\u0646 (Si)<\/td>\n2.2 - 3.0<\/td>\n<\/tr>\n
\u0627\u0644\u0645\u0646\u062c\u0646\u064a\u0632 (Mn)<\/td>\n0.10 - 0.35<\/td>\n<\/tr>\n
\u0627\u0644\u0645\u063a\u0646\u064a\u0633\u064a\u0648\u0645 (Mg)<\/td>\n0.03 - 0.07<\/td>\n<\/tr>\n
\u0627\u0644\u0643\u0628\u0631\u064a\u062a (S)<\/td>\n\u2264 0.02<\/td>\n<\/tr>\n
\u0627\u0644\u0641\u0648\u0633\u0641\u0648\u0631 (P)<\/td>\n\u2264 0.06<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\u0645\u0637\u0627\u0628\u0642 \u0644\u0644\u0645\u0648\u0627\u0635\u0641\u0629 EN 1563 (EN-GJS-500-7) \u0623\u0648 ASTM A536 \u062f\u0631\u062c\u0629 65-45-12.<\/em><\/p>\n

3. \u0627\u0644\u062e\u0648\u0627\u0635 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n
\u0627\u0644\u0645\u0645\u062a\u0644\u0643\u0627\u062a<\/th>\n\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0644\u0644\u0642\u064a\u0645\u0629<\/th>\n<\/tr>\n<\/thead>\n
\u0642\u0648\u0629 \u0627\u0644\u0634\u062f<\/td>\n\u2265 500 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td>\n<\/tr>\n
\u0642\u0648\u0629 \u0627\u0644\u062e\u0636\u0648\u0639 (0.2 % \u0625\u062b\u0628\u0627\u062a)<\/td>\n\u2265 300 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td>\n<\/tr>\n
\u0627\u0644\u0627\u0633\u062a\u0637\u0627\u0644\u0629 (A %)<\/td>\n\u2265 7 7 %<\/td>\n<\/tr>\n
\u0635\u0644\u0627\u0628\u0629 \u0628\u0631\u064a\u0646\u0644 (HB)<\/td>\n170 - 275<\/td>\n<\/tr>\n
\u0642\u0648\u0629 \u0627\u0644\u0635\u062f\u0645 (\u062a\u0634\u0627\u0631\u0628\u064a)<\/td>\n\u2265 7 \u062c\u0648\u0644 (\u0639\u0646\u062f 0 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

4. \u0627\u0644\u0641\u0626\u0627\u062a \u0627\u0644\u062d\u0627\u0645\u0644\u0629 \u0644\u0644\u062d\u0645\u0648\u0644\u0629<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n
\u0641\u0626\u0629 EN 124<\/th>\n\u0627\u0644\u062d\u0645\u0648\u0644\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0644\u0644\u0639\u062c\u0644\u0629<\/th>\n\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629<\/th>\n<\/tr>\n<\/thead>\n
A15<\/strong><\/td>\n1.5 t<\/td>\n\u0645\u0646\u0627\u0637\u0642 \u0627\u0644\u0645\u0634\u0627\u0629 \u0648\u0627\u0644\u0623\u0631\u0635\u0641\u0629<\/td>\n<\/tr>\n
B125<\/strong><\/td>\n12.5 t<\/td>\n\u0645\u0648\u0627\u0642\u0641 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a \u0648\u0627\u0644\u0637\u0631\u0642 \u0630\u0627\u062a \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u0631\u0648\u0631\u064a\u0629 \u0627\u0644\u062e\u0641\u064a\u0641\u0629<\/td>\n<\/tr>\n
C250<\/strong><\/td>\n25 t<\/td>\n\u0627\u0644\u0645\u0645\u0631\u0627\u062a\u060c \u0648\u0645\u0648\u0627\u0642\u0641 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a<\/td>\n<\/tr>\n
D400<\/strong><\/td>\n40 t<\/td>\n\u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0633\u0631\u064a\u0639\u0629 \u0648\u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u0644\u062b\u0642\u064a\u0644\u0629<\/td>\n<\/tr>\n
E600<\/strong><\/td>\n60 t<\/td>\n\u0627\u0644\u0645\u0637\u0627\u0631\u0627\u062a\u060c \u0648\u0627\u0644\u0623\u0631\u0635\u0641\u0629\u060c \u0648\u0645\u0648\u0627\u0642\u0639 \u0627\u0644\u062a\u0639\u062f\u064a\u0646<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
<\/div>\n<\/div>\n<\/div>\n<\/div>\n

\u062a\u062a\u0648\u0641\u0631 \u0627\u0644\u0641\u0626\u0629 F900 (90 \u0637\u0646) \u062d\u0633\u0628 \u0627\u0644\u0637\u0644\u0628 \u0639\u0646\u062f \u0627\u0644\u0637\u0644\u0628.<\/em><\/p>\n

5. \u0627\u0644\u0637\u0644\u0627\u0621 \u0648\u0627\u0644\u062a\u0634\u0637\u064a\u0628\u0627\u062a<\/h2>\n
    \n
  • \n

    \u0642\u064a\u0627\u0633\u064a:<\/strong> \u0637\u0644\u0627\u0621 \u0628\u064a\u062a\u0648\u0645\u064a\u0646\u064a (160 \u062c\u0645\/\u0645\u00b2)<\/p>\n<\/li>\n

  • \n

    \u0627\u062e\u062a\u064a\u0627\u0631\u064a:<\/strong> \u0627\u0644\u0625\u064a\u0628\u0648\u0643\u0633\u064a\u060c \u0623\u0648 \u0627\u0644\u0628\u0648\u0644\u064a \u064a\u0648\u0631\u064a\u062b\u064a\u0646\u060c \u0623\u0648 \u0627\u0644\u062c\u0644\u0641\u0646\u0629 \u0628\u0627\u0644\u063a\u0645\u0633 \u0627\u0644\u0633\u0627\u062e\u0646<\/p>\n<\/li>\n

  • \n

    \u0646\u0633\u064a\u062c \u0627\u0644\u0633\u0637\u062d:<\/strong> \u0646\u0642\u0648\u0634 \u0628\u0627\u0631\u0632\u0629 \u0630\u0627\u062a \u0645\u0631\u0628\u0639\u0627\u062a \u0628\u0627\u0631\u0632\u0629 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0646\u0632\u0644\u0627\u0642<\/p>\n<\/li>\n<\/ul>\n

    6. \u0627\u0644\u0645\u0632\u0627\u064a\u0627 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n
      \n
    • \n

      \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0622\u0644\u064a \u0627\u0644\u062f\u0642\u064a\u0642:<\/strong> \u062a\u0641\u0627\u0648\u062a\u0627\u062a \u0636\u064a\u0642\u0629 \u0641\u064a \u0623\u0648\u062c\u0647 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0644\u0625\u063a\u0644\u0627\u0642 \u0645\u062b\u0627\u0644\u064a<\/p>\n<\/li>\n

    • \n

      \u0623\u0642\u0641\u0627\u0644 \u0627\u0644\u0623\u0645\u0627\u0646:<\/strong> \u0622\u0644\u064a\u0627\u062a \u0642\u0641\u0644 \u0627\u062e\u062a\u064a\u0627\u0631\u064a\u0629 \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u0639\u0628\u062b<\/p>\n<\/li>\n

    • \n

      \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0647\u0648\u064a\u0629:<\/strong> \u0627\u0644\u0634\u0639\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u062e\u0635\u0635\u0629\u060c \u0648\u0623\u0631\u0642\u0627\u0645 \u0627\u0644\u062f\u0641\u0639\u0627\u062a\u060c \u0648\u0639\u0644\u0627\u0645\u0627\u062a \u0641\u0626\u0629 \u0627\u0644\u062a\u062d\u0645\u064a\u0644<\/p>\n<\/li>\n

    • \n

      \u0633\u0647\u0648\u0644\u0629 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639\u0647\u0627:<\/strong> \u062b\u0642\u0648\u0628 \u0645\u0641\u0627\u062a\u064a\u062d \u0631\u0641\u0639 \u0645\u062f\u0645\u062c\u0629 \u0623\u0648 \u0639\u064a\u0648\u0646 \u0631\u0641\u0639 \u0645\u062b\u0628\u062a\u0629 \u0628\u0645\u0633\u0627\u0645\u064a\u0631<\/p>\n<\/li>\n<\/ul>\n

      \u0644\u0645\u0627\u0630\u0627 \u062a\u062e\u062a\u0627\u0631 \u0644\u0648\u0643\u0627\u064a\u0648\u064a\u061f<\/strong>
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