{"id":4456,"date":"2026-03-17T09:35:59","date_gmt":"2026-03-17T01:35:59","guid":{"rendered":"https:\/\/machinedwasher.com\/?post_type=product&p=4456"},"modified":"2026-03-17T13:52:30","modified_gmt":"2026-03-17T05:52:30","slug":"expansion-bolts","status":"publish","type":"product","link":"https:\/\/machinedwasher.com\/el\/products\/expansion-bolts\/","title":{"rendered":"DIN 529 M6-M20 304 Stainless Steel Expansion bolts Heavy Duty Wedge Anchors for Concrete Custom Lengths Available"},"content":{"rendered":"
\n
\n

What Are Expansion Bolts?<\/strong><\/h2>\n

Expansion bolts are mechanical fasteners designed to secure objects to solid base materials like concrete, brick, or stone. They work by expanding against the walls of a pre-drilled hole as a nut is tightened, creating a secure mechanical hold.<\/p>\n

\n

Materials<\/strong><\/h2>\n
    \n
  • \n

    Carbon Steel (Grades 4.8, 5.8, 8.8)<\/p>\n<\/li>\n

  • \n

    Stainless Steel (A2\/304, A4\/316)<\/p>\n<\/li>\n

  • \n

    Alloy Steel (e.g., 42CrMo4)<\/p>\n<\/li>\n<\/ul>\n

    \n

    Surface Finishes<\/strong><\/h2>\n
      \n
    • \n

      Zinc Plated (Electroplated)<\/p>\n<\/li>\n

    • \n

      Hot-Dip Galvanized (HDG)<\/p>\n<\/li>\n

    • \n

      Geomet \/ Dacromet Coating<\/p>\n<\/li>\n

    • \n

      Black Oxide<\/p>\n<\/li>\n

    • \n

      Plain (Oil-Coated)<\/p>\n<\/li>\n<\/ul>\n

      \n

      Specifications<\/strong><\/h2>\n
        \n
      • \n

        Diameters:<\/strong>\u00a0M6 to M24 (Metric); 1\/4″ to 3\/4″ (Imperial).<\/p>\n<\/li>\n

      • \n

        Lengths:<\/strong>\u00a050mm to 400mm (2″ to 16″).<\/p>\n<\/li>\n

      • \n

        Key Standard:<\/strong>\u00a0DIN 2510 (Expansion bolts with reduced shaft).<\/p>\n<\/li>\n<\/ul>\n

        \n

        Applications<\/strong><\/h2>\n
          \n
        • \n

          Securing machinery to concrete floors.<\/p>\n<\/li>\n

        • \n

          Fixing structural steel columns and brackets.<\/p>\n<\/li>\n

        • \n

          Mounting handrails, barriers, and heavy equipment.<\/p>\n<\/li>\n

        • \n

          Connecting components in turbines and compressors (DIN 2510 type).<\/p>\n<\/li>\n<\/ul>\n

          \n

          Best Practice Case Example<\/strong><\/h2>\n
            \n
          • Scenario:<\/strong>\u00a0Securing a 10-ton conveyor system to a concrete factory floor.<\/li>\n
          • \n

            Selected Product:<\/strong>\u00a0M16 x 150mm Wedge Anchor.<\/p>\n<\/li>\n

          • \n

            Material:<\/strong>\u00a0Grade 8.8 Carbon Steel.<\/p>\n<\/li>\n

          • \n

            Finish:<\/strong>\u00a0Zinc Plated.<\/p>\n<\/li>\n

          • \n

            Installation Data:<\/strong>\u00a0Requires 16mm drill hole with 110mm minimum embedment depth.<\/p>\n<\/li>\n

          • \n

            Performance:<\/strong> Provides verified pull-out load of approximately 27 kN (2,750 kgf) in C20\/25 concrete, ensuring safe and vibration-resistant operation.\"\"<\/p>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

            DIN 529 M6-M20 304 Stainless Steel Expansion bolts Heavy Duty Wedge Anchors for Concrete Custom Lengths Available<\/p>","protected":false},"featured_media":4458,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[3086],"product_tag":[3288,3292,3223,3283,3289,3290,3285,3286,3284,3293,3287,3291],"class_list":{"0":"post-4456","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-machined-bolts","7":"product_tag-1-2-expansion-bolts","8":"product_tag-anchor-expansion-bolts","9":"product_tag-expansion-bolt","10":"product_tag-expansion-bolts","11":"product_tag-expansion-bolts-m10","12":"product_tag-expansion-bolts-sizes","13":"product_tag-home-depot-expansion-bolts","14":"product_tag-metal-expansion-bolts","15":"product_tag-red-head-expansion-bolts","16":"product_tag-rubber-expansion-bolts","17":"product_tag-stainless-expansion-bolts","18":"product_tag-types-of-expansion-bolts","20":"first","21":"instock","22":"shipping-taxable","23":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/machinedwasher.com\/el\/wp-json\/wp\/v2\/product\/4456","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machinedwasher.com\/el\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/machinedwasher.com\/el\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/machinedwasher.com\/el\/wp-json\/wp\/v2\/comments?post=4456"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/machinedwasher.com\/el\/wp-json\/wp\/v2\/media\/4458"}],"wp:attachment":[{"href":"https:\/\/machinedwasher.com\/el\/wp-json\/wp\/v2\/media?parent=4456"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/machinedwasher.com\/el\/wp-json\/wp\/v2\/product_brand?post=4456"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/machinedwasher.com\/el\/wp-json\/wp\/v2\/product_cat?post=4456"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/machinedwasher.com\/el\/wp-json\/wp\/v2\/product_tag?post=4456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}