... , Monel K500WPS 31254 S32750, UNS S32760 4 STAINLESS STEEL ASTM A403 WP304/304L, WP316/316L, WP321, WP347 ... , WPS 312545 Duplex$super duplex stainless steel ASTM A 815 UNS S31803, UNS S32750, UNS ... , Monel K500WPS 31254 S32750, UNS S32760 4 STAINLESS STEEL ASTM A182 F304/304L, F316/316L, F321, F347 ... Off-Shore Applications elbow, flange, tee,valve, ASME BS DIN JIS carbon steel pipe fittings