... per Drawings ANSI FlangeForm:Socket Weld,Slip on,Blind,Lapped,Screwed,Weld Neck,Long Weld Neck,Reducing, Spectacle,Ring ... , 317L, 321, 321H, 347, 347H, 904L.· ASStandard: ASTM / ASME A/SA 182ASTM A182 F1, F11, F12, F22 ... , F5, F9, F91.· Nickel AlloyStandard: ASTM / ASME SB 564 / 160 / 472Grade: UNS 2200 (NICKEL ... (HASTELLOY C 276), UNS 2201 (NICKEL 201), (ALLOY 20 / 20 CB 3)Note:1)OEM service ...