Steel Casting Lost Wax Cast Pipe FittingsSupply investment castings, lost wax castings in carbon steel, alloy steel, stainless steel 1. Material: stainless steel, alloy steel, carbon steel2. Weight range from 0.01kg to 100kg3. Process: Silica gel, water glass4. Annual capacity 5000 tons5. Inspection equipment: spectrometer, tensile strength tester, hardness tester, impact tester, non-destructive testing6. Products: pneumatic tools, engineering machinery parts, sanitary pipe fittings, auto parts, valve & pump parts, sewing machine parts and so on.