... Material:carbon steel,stainless steel,aluminum,brass etc Bronze Forging PartsProcessing:forging, casting, stamping, machiningMaterial: ... steel alloy, stainless steel, aluminum, copper, brass, bronze etc Heat treatmentNormalizing ,annealing, quenching, tempering ,solution, ... , keepers, handle, hinge blade), machinery parts (link rod, shifting fork, crank, rocker), construction machery parts,auto ...