... Welding, Shell-Making, Dewaxing, Pouring, Sand Cleaning,Gas Cutting,Grinding, Heat Treatment, Shot Blasting, Reshaping,Machining2Materials: carbon steel, alloy steel, cast iron, cast steel, pig ... steel&carbon steel.we can offer casting parts according to your requirement. 1.OEM service available 2.Materials:casting ,stainless steel,cast iron,pig iron,carbon steel,alloy steel ...