... – SW50,spiral wound gasket in monel,inconel,alloy20 material,etc..For example: Monel 400/Monel 400+FG/Monel 400Rings Material:Low Carbon Steel, ... , SS321, SS347, SS 410, Aluminium , Copper, Brass, Nickel 200, Monel 400, Inconel 600/625/800, Hastelloy B2, Titanium (see more ... B16.20SpecificationsWe deliver according to the following standards: ASME B16.20, ASME B16.47 Series A & Series B, ANSI B16 ...