{"id":3473,"date":"2025-06-27T09:45:17","date_gmt":"2025-06-27T01:45:17","guid":{"rendered":"https:\/\/machinedwasher.com\/?post_type=product&p=3473"},"modified":"2025-06-27T09:50:52","modified_gmt":"2025-06-27T01:50:52","slug":"flange-alignment-pins","status":"publish","type":"product","link":"https:\/\/machinedwasher.com\/pl\/products\/flange-alignment-pins\/","title":{"rendered":"Custom Flange Alignment Pins Two Hole Pins Set 6061 Aluminum Flange Pin"},"content":{"rendered":"

What are Flange Alignment Pins?<\/strong><\/h3>\n

Flange Alignment Pins are precision-engineered dowel pins used to ensure accurate alignment and positioning of two mating flanges or components during assembly. They help eliminate misalignment, reduce stress concentrations, and improve the overall structural integrity of the connected parts.<\/p>\n

\n

Key Features of Flange Alignment Pins<\/strong><\/h3>\n

1. Materials<\/strong><\/h4>\n
    \n
  • \n

    Stainless Steel (AISI 304, 316)<\/strong>\u00a0\u2013 Corrosion-resistant, ideal for harsh environments.<\/p>\n<\/li>\n

  • \n

    Alloy Steel (AISI 4140, 4340)<\/strong>\u00a0\u2013 High strength, suitable for heavy-duty applications.<\/p>\n<\/li>\n

  • \n

    Carbon Steel (AISI 1018, 1045)<\/strong>\u00a0\u2013 Cost-effective with good mechanical properties.<\/p>\n<\/li>\n

  • \n

    Aluminum (6061-T6, 7075-T6)<\/strong>\u00a0\u2013 Lightweight, corrosion-resistant, and ideal for applications where weight reduction is critical (e.g., aerospace, automotive).<\/p>\n<\/li>\n

  • \n

    Titanium<\/strong>\u00a0\u2013 Lightweight and highly corrosion-resistant for aerospace applications.<\/p>\n<\/li>\n<\/ul>\n

    2. Surface Treatments<\/strong><\/h4>\n
      \n
    • \n

      Hardened & Ground<\/strong>\u00a0\u2013 Improves wear resistance.<\/p>\n<\/li>\n

    • \n

      Zinc Plating<\/strong>\u00a0\u2013 Enhances corrosion resistance.<\/p>\n<\/li>\n

    • \n

      Black Oxide<\/strong>\u00a0\u2013 Provides mild corrosion protection and reduces friction.<\/p>\n<\/li>\n

    • \n

      Passivation (for Stainless Steel)<\/strong>\u00a0\u2013 Removes free iron and improves corrosion resistance.<\/p>\n<\/li>\n<\/ul>\n

      3. Common Specifications<\/strong><\/h4>\n
        \n
      • \n

        Diameter:<\/strong>\u00a03mm to 50mm (standard range)<\/p>\n<\/li>\n

      • \n

        Length:<\/strong>\u00a010mm to 300mm (custom lengths available)<\/p>\n<\/li>\n

      • \n

        Tolerances:<\/strong>\u00a0h7 (precision fit)<\/p>\n<\/li>\n

      • \n

        Head Types:<\/strong>\u00a0Straight, tapered, or threaded for easy installation<\/p>\n<\/li>\n<\/ul>\n

        4. Applications<\/strong><\/h4>\n
          \n
        • \n

          Oil & Gas Pipelines<\/strong>\u00a0\u2013 Ensures leak-proof flange connections.<\/p>\n<\/li>\n

        • \n

          Przemys\u0142 lotniczy i obronny<\/strong>\u00a0\u2013 Aligns critical structural components.<\/p>\n<\/li>\n

        • \n

          Heavy Machinery<\/strong>\u00a0\u2013 Maintains precise alignment in gearboxes and engines.<\/p>\n<\/li>\n

        • \n

          Automotive Manufacturing<\/strong>\u00a0\u2013 Used in engine block and transmission assembly.<\/p>\n<\/li>\n

        • \n

          Power Plants<\/strong>\u00a0\u2013 Aligns turbine flanges for optimal performance.<\/p>\n<\/li>\n<\/ul>\n

          \n

          Excellent Case: Flange Alignment Pins in Offshore Oil Rig Pipeline Assembly<\/strong><\/h3>\n

          Challenge:<\/strong>
          \nAn offshore drilling company faced frequent leaks in high-pressure pipeline flanges due to misalignment during assembly, leading to costly downtime and safety risks.<\/p>\n

          Solution:<\/strong>
          \nPrecision-machined\u00a0stainless steel (AISI 316) flange alignment pins<\/strong>\u00a0with\u00a0zinc-nickel plating<\/strong>\u00a0were used to ensure perfect alignment before bolting.<\/p>\n

          Results:<\/strong><\/p>\n

            \n
          • \n

            Zero leaks<\/strong>\u00a0after installation, improving safety and efficiency.<\/p>\n<\/li>\n

          • \n

            Reduced assembly time<\/strong>\u00a0by 30%, as workers no longer needed repeated adjustments.<\/p>\n<\/li>\n

          • \n

            Extended service life<\/strong>\u00a0due to minimized stress on flange gaskets and bolts.<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

            Custom Flange Alignment Pins Two Hole Pins Set 6061 Aluminum Flange Pin<\/p>","protected":false},"featured_media":3475,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[28],"product_tag":[1359,1348,1358,1351,1349,1352,1354,1356,1357,1355,1353,1350],"class_list":{"0":"post-3473","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-dowel-pins","7":"product_tag-2-hole-flange-alignment-pins","8":"product_tag-alignment-pins","9":"product_tag-brass-alignment-pins","10":"product_tag-dowel-alignment-pins","11":"product_tag-flange-alignment-pins","12":"product_tag-hole-alignment-pins","13":"product_tag-pcb-alignment-pins","14":"product_tag-pipe-flange-alignment-pins","15":"product_tag-steel-alignment-pins","16":"product_tag-table-alignment-pins","17":"product_tag-threaded-alignment-pins","18":"product_tag-wheel-alignment-pins","20":"first","21":"instock","22":"shipping-taxable","23":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/machinedwasher.com\/pl\/wp-json\/wp\/v2\/product\/3473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machinedwasher.com\/pl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/machinedwasher.com\/pl\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/machinedwasher.com\/pl\/wp-json\/wp\/v2\/comments?post=3473"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/machinedwasher.com\/pl\/wp-json\/wp\/v2\/media\/3475"}],"wp:attachment":[{"href":"https:\/\/machinedwasher.com\/pl\/wp-json\/wp\/v2\/media?parent=3473"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/machinedwasher.com\/pl\/wp-json\/wp\/v2\/product_brand?post=3473"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/machinedwasher.com\/pl\/wp-json\/wp\/v2\/product_cat?post=3473"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/machinedwasher.com\/pl\/wp-json\/wp\/v2\/product_tag?post=3473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}