Avariety of materials suchasiron,verysoft steel, stainless steel, aluminummetal gasket
Machining accuracy and surfaceroughnessofthemetal gasketsealing surface of thedemanding,boltclampingforce,for use inhigh-temperatureandhigh-pressurevalve.
Metalcoated graphitegasket
Coveredbyathin metalringgasket made of asbestos.Soft seal butterfly valveis generally used inthebump-flange sealing surface.Applicableat an elevated temperatureand pressurevalve