Manufacturing standards: ANSI B 16.5, BS 1560. BS 10, IS 6392, B-2.1 NPT, API, DIN, JIS. MSS SP 44
Stainless Steel: ASTM A182 F304/ 304L/ 304H/ 316/ 316L/ 317/ 317L/ 321/ 310/ 347/ 904Letc.
Duplex Stainless Steel: UNS S31803, 2205
Carbon Steel: ASTM A105/ A694 F42/ 46/52/56/60/65/70/A350 LF3/A350 LF2, etc.
Alloy Steel: ASTM A 182, GR F1, F11, F22, F5, F9, F91
Size: 1/8" NB to 48"NB
Class: 150, 300, 400, 600, 900, 1500 & 2500
The surface forms: According to customer requirements