... . Timely delivery steel or iron casting train parts,auto parts 1.material:carbon steel,stainless steel, iron2 ... train parts,auto parts1.casting parts material: cast iron,steel,stainless steeletc2.Casting parts process: sand casting,investment casting, ... machine, boring machine, planting machine, machining center4processsand casting, investment casting, lost wax casting, die casting, forging, stamping, ...