... 2.Process: investment casting 3.Used in clean water process industry Product detailsWe are a supplier of quality metal castings and ... factory at shijiazhuang.1)Material:Stainless steel,Alloy steel,High Nickel and Chromium steel,Carbon steel,Special material as ... 430F,430,440A.2)Process:Investment casting, silicasol casting or lost wax casting,water glass casting and sand casting;3)Standard:ASTM,JIS, ...