... forging machined products including the auto parts, the engineeing product and the minning facilities parts. locomotive transmit systerm parts Name Category1) axle truck, trailer ... mining, so our quality is high.now we process auto parts for some auto factories. I am sure there will be ... , 42CrMo, 20NiCrMo, 35CrMo, 40CrMnMo,4)standardASTM, ASME, DIN transmit systerm parts