... alloy and stainless steel .We cast especially large parts as per drawing,to meet different national standrads ... CLEANING WORKSHOP Testing Equipment DESCRIPTION: 1 Technology:precision casting; investment casting; water glass; lost wax2 Standards:ASTM, AISI ... application:Auto parts,valves ,valves bodys, mine parts, Ag Machinery Partsconstruction and machinery parts, metallurgy tools, shipping parts, etc6 ...