... with record put down3. Universal inspection tools: Hardness tester, height ruler etc.Produce Process:Drawings→ mould making →raw casting → sandblasting →rough ... → packing →deliveringCasting MaterialCast Iron, Grey Iron, Ductile Iron,Carbon Steel, Stainless steel, Alloy steel, Aluminum, Aluminum alloy etc.StandardISO, GB, ASTM, DIN, JISEquipmentmelting ...