Tiêu chuẩn AWWA CLASS B, D, E, & F ASTM A-36, ASTM A-283 A105, SS400,
Tiêu chuẩn ASME B16.47 SER.B CLASS 900LB A105, A350, SS400, SF440, S235, F304, F304L, F316, F316L…
Tiêu chuẩn ASME ANSI B16.5 Class 150 A105, A350, SS400, SF440, S235, F304, F304L, F316, F316L…