Bonded Seal Washer JB982‑77 Metal Rubber Composite Gasket Combined Washer Oil Resistant Hydraulic Pipe Fitting Seal Gasket

Product name: Combination washer Executive standard: JB982-77 Material: carbon steel+NBR Rubber Specifications: Order according to inner diameter specifications Product Usage: Combination gasket, composed of rubber and metal, suitable for sealing pressure systems in oil based pipeline systems, including welding, clamping, expansion pipe joints, screw plugs, and mechanical devices. To prevent leakage of oil, fuel, water, and drugs, the nominal pressure is up to 40MPa, and the working temperature is -25 ℃~+100 ℃