ASTM A694 – Carbon and Alloy Steel Forgings for Pipe Flanges, Fittings, Valves, and Parts for High-Pressure Transmission Service Chemical Compositions ...
ASTM A182 – Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service Grade: F51 ......
ASTM A123 Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on Iron and SteelProducts 1.1 This specification covers the requirements for ....
Specifications 1.made by stainless steel or alloy steel 2.well finishing and any standard size ANSI Socket (SO) Flange , Blind(BL) Flange,Weld Neck(WN...