... 150LB91.0Mpa~1.6Mpa)Main Materials(Body)Carbon Steel:WCBCast Iron:GG25(HT250,GGG45(QT450)Stainless Steel:CF3,CF3M,CF8,CF8M ... -solid ,gas-solid two-phase medium conveying system in the pipeline switching valves,such as heavy medium piping system for coal ... BS, ANSI , DIN, AS, ISO, JIS,SANS etc Material cast iron, ductile iron, cast steel, stainless steel ( 304/CF8, 316/CF8M, 304L/CF3, 316L ...