... , WP12, WP22, WP5, WP9, WP91DIN:Carbon Steel: St37.0, St35.8, St45.8Stainless Steel: 1.4301, 1.4306, 1.4401, 1 ... C276, Monel 400, 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 S32760 ...