... stamping,machining Material:carbon steel,stainless steel,aluminum,brass etc Aluminum Forging PartsProcessing:forging, casting, stamping, ... machiningMaterial:carbon steel,steel alloy,stainless steel,aluminum,copper,brass etc Froging parts,auto parts, ... machining parts MaterialCarbon steel, steel alloy, stainless steel, aluminum, copper, brass, bronze etc Heat treatmentNormalizing ,annealing, ...