... Inspection, Hardness Testing9. Casting Process: Investment Casting , Sand Casting, Die Casting, Lost Wax Casting,Precision Casting, Gravity Casting, CNC Machining10. Material: Carbon Steel , Alloy Steel, Stainless Steel, ... Zinc, Nickel Plating 12.our casting parts are used in ly, valve &pump parts, auto &motorcycle parts, train & railway parts, marine hardware, construction hardware, electrical ...