Spiral Wound Gasket, PTFE Tape, PTFE Gasket manufacturer / supplier in China, offering Oval, Octagonal, Lens Shape, Soft Iron/SS304 Material Ring Joint Gasket, ASME B16.20 Oval Octagonl Shape Ring Joint Gasket with 304/316/Soft Iron Material, ASME B16.20 Metal Ring Joint Gasket for Industrial Applications and so on.