A SOLUTION OF PIPING SYSTEM - INTERNATION PROJECT MANAGEMENT AND PROCUREMENT SERVICE.
Reference standards ASME B16.11 Forged fittings,Socket-Welding and Threaded MSS-SP-97 Integrally Reinforced Forged Branch Outlet Fittings Socket Welding, Threaded, and Buttwelding Ends MSS SP-79 Socket Welding Reducer Inserts MSS SP-83 Class 3000 Steel Pipe Unions Socket Welding and Threaded MSS SP-95 Swaged Nipples and Bull Plugs MSS SP-25 Standard Marking Systems for Valves, Fittings, Flanges and Unions ASME B1.20.1 Pipe Threads, General Purpose (Inch) ASTM A105 Carbon Steel Forgings for Piping Applications ASTM A181 Carbon Steel Forgings, for General-Purpose Piping ASTM A182 Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service ASTM A350 Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing for Piping Components ASTM A694 Carbon and Alloy Steel Forgings for Pipe Flanges, Fittings, Valves, and Parts for High-Pressure ASTM A961 Common Requirements for Steel Flanges, Forged Fittings, Valves, and Parts for Piping Applications GB/T 14383 Forged fittings,Socket-Welding and Threaded GB/T 19326 Forged Branch Outlet Fittings Socket Welding, Threaded, and Buttwelding HG/T 21632 Forged Branch Outlet Fittings Socket Welding, Threaded, and Buttwelding HG/T 21634 Forged Socket Welding Pipe Fittings, SH 3410 Forged Steel Socket-Welding Fittings
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