Different body, cover material for the medium temperature is what?
Different body, bonnet material suitable for the following media temperature: gray cast iron body, the valve cover for the highest temperature of 250 ℃. Malleable cast iron body, valve cover for the highest temperature of 300 ℃. Ductile iron body, valve cover for the highest temperature of 350 ℃. High silicon cast iron valve body, valve cover for the highest temperature of 120 ℃. Carbon steel valve body, valve cover for the highest temperature of 425 ℃ (forging 16Mn, 30Mn up to 450 ℃). Cr5Mo alloy steel body, valve cover for the highest temperature of 1550 ℃. 1Cr18Ni9Ti and Cr18Ni12Mo2Ti stainless steel valve body, valve cover for the highest temperature of 600 ℃. Copper alloy valve body, valve cover for the highest temperature of 200 ℃. Titanium body, the valve cover for the highest temperature of 300 ℃. Plastic body, the valve cover suitable medium Maximum temperature: nylon 100 ℃, chlorinated polyether 100 ℃, polyvinyl chloride 60 ℃, polychlorotrifluoroethylene -60 ~ 120 ℃, polytetrafluoroethylene -180 ~ 150 ℃ . Rubber diaphragm valve depending on the type of rubber may be different, natural rubber 60 ℃; nitrile rubber, neoprene 80 ℃; Viton 150 ℃. Valve lining with rubber, plastic, to rubber, plastic temperature resistance shall prevail. Ceramic and glass valves, the rapid change of temperature, generally used below 90 ℃. Enamel valve temperature resistance by the sealing material, the maximum medium temperature exceeds 150 ℃. This keyword search: More Valve products supply information
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