... with record put down. Universal inspection tools: hardness tester, height ruler etcProcess:Drawings→Mould developing→Raw casting→Sandblasting----Rough machining or ... checking→ packing →deliveringCasting MaterialCast Iron, Grey Iron, Ductile Iron,Carbon Steel, Stainless steel, Alloy steel, Aluminum, Aluminum alloy etc.StandardISO, GB, ASTM, DIN, JISEquipmentmelting ...