Casting Weight: 0.3-71.3kg Material:Alloy Steel,1020, 1045, 4140, WCB, LCB Stainless Steel:SS304, SS304L, SS316, SS316L, CF8M, CF-8, Description: steel valve globe Production Process: Lost Wax Casting Casting Tolerance: CT4-CT7 http://www.saivs-machinery.com/