... (MPa)0.91.52.43.75Suit.Temp.Carbon Steel:-29°C~425°C Stainless Steel:-40°C~650°CSuit.MediumWater,Gas,Air,Oil ... material of main parts Part namematerialBodyWCB,Aolly Steel, Stainless Steel ,QT450-10PlateWCB,Aolly Steel, Stainless Steel ,QT450-10 spindle 2Cr13Stainless Steel,Aolly SteelSeal ringStainless Steel ringPackingFlexible GraghiteD373H-10/16 ...