... oval sharp spiral wound gasket can provide.If the gasket is used on the heat exchanger with reinforcing rib, please note out ... , it is applicable to sealing under heavily alternating temperature or pressure such as the static sealing at flanges of pipeline, ... , 316L, ss31803, inconel , monel,SS32205,Hastelloy, Ti, Alloy Inner ring and outer ring/Q235, SS304 , ss304L ,316, 316L, ss31803, inconel , Monel ...