✔ In Stock – Fast Shipping from Multiple U.S. Warehouses✔ Industrial-Grade – Meets ASME and ASTM Standards✔ Bulk Pricing Available – Multiple Sizes In Stock High Demand Item – Frequently Reordered by Contractors and Industrial Buyers SMP Carbon Steel Socket Weld Flanges accept the pipe into a socket bore and are fillet welded. Used for small-bore high-pressure piping. ASTM A105/A105N. Socket weld bore. Select size from the dropdown. Applications Small-bore high-pressure piping Industrial process and mechanical piping Oil and gas and power generation Key Features Socket weld bore — fillet weld ASTM A105/A105N ASME B16.5 Multiple sizes Frequently Asked Questions What standard does this flange conform to? ASME B16.5 dimensions. ASTM A105/A105N material. What pressure class? 300# — see product title. What face type? Raised face (RF) unless otherwise noted. What sizes? Select from the dropdown above. Why Contractors Choose This Product SMP carbon steel flanges conform to ASME B16.5 and ASTM A105/A105N Available in 150#, 300#, and 600# pressure classes Raised face (RF) — standard gasket compatibility Import Non China — sourced from qualified manufacturers Multiple sizes in stock — fast shipping from U.S. warehouses ✔ In Stock – Ready to Ship✔ Bulk Pricing Available✔ Fast Shipping from Multiple U.S. Warehouses✔ Built for Industrial & Commercial Use