Alloy steel precision casting/investment casting 1.ISO 9001 2. ... water glass precision castings ,including carbon , alloy and stainless steel .We cast especially large parts as per drawing,to meet different national ... Tons/Month5 application:Auto parts,valves ,valves bodys, mine parts, Ag Machinery Partsconstruction and machinery parts, metallurgy tools, shipping parts, etc6 Inspection &testFoundry ...