... flange Stainless Steel: A182 F304, F304L, F316, F316L, F321, F321, F304H, F321H, F347, F347H, F316H Product detail: Welding Neck Flange, Blind Flange, Slip On Flange ... , Socket Welding Flange, Threaded Flange, Spetecacle Flange, Figure 8 Blank, Orifice Flange, Ring Joint Flange, Long Welding Neck Flange ... Material: Carbon Steel, Stainless Steel, Alloy SteelASTM: ...