... ,stamping,machining Material:carbon steel,stainless steel,aluminum,brass etc Brass Forging PartsProcessing:forging, casting, stamping, machiningMaterial:carbon steel,steel alloy,stainless ... aluminum, copper, brass, bronze etc Heat treatmentNormalizing ,annealing, quenching, tempering ,solution, passivation Production machineHot die forging presses,friction press machine,middle frequency electric ...