Spiral wound gasket D2222 is what is meant

Spiral wound gasket D2222 refers to D-type spiral wound gasket with inner and outer ring, the inner and outer rings are 304 stainless steel and steel, graphite spiral wound gasket Feiyu:. Http: //www.feiyujd.com/ spiral wound pad widely used in petrochemical, oil refining, electric power, steel, shipbuilding, marine engineering, the industry not only solve many domestic power plants, gas works, chemical plants and other pump, valves, piping sealed in various gas / chemical fluid delivery in leaks, has many well-known companies and chosen as specified and has been exported to Europe, the Middle East, South America and Southeast Asia and many other countries and regions. 2. A non-metallic material with a special non-metal filled with asbestos, flexible graphite tape, Teflon tape, non-asbestos fiber tape, ceramic fiber and mica and the like. With a thickness of 0.3-1.0mm. Chloride content B. special loss on ignition of asbestos must be ≤25% C. nonmetallic belt ≤100PPM D. Recommended temperature of various types of media and various non-metallic strip and the average width of the strip E. pressure is 3.2mm , 4.5mm.8mm temperature: graphite spiral wound gasket temperature -200-850 ℃ asbestos spiral wound gasket temperature -200-500 ℃ tetrafluoroethylene spiral wound gasket temperature -200-260 ℃ major gasket, PTFE products, graphite products, packing and so on. The pad category: spiral wound gasket, graphite composite pad, graphite packing ring, metal coated pad (ladle mat) tetrafluoroethane pad, copper pads, tooth pads, octagonal pad, lens pad, Kevlar oil and rubber mats.