... grey iron,steel castings Sand cast and lost wax casting Aluminium casting We can supply all kinds of sand castings and ... , details are as follows: ItemDescriptionMaterialTechnical Process1Ductile ironcastingsASTM A 536-Gr.60-40-18,65-45-12,80-55-06,80 ... mouldingLost foam castShell-core castElectric-furnace smelting3Carbon steelcastingsASTM A216-Gr. WCB, Gr. WCA, Gr. WCC;ASTM-415-205, 450-240, 485-275, ...