... the engineeing product and the minning facilities parts.front axle blank(with 20 ton die forging hammer) ... truck front axle blank Name Category1) axle truck, trailer ... security of coal mining, so our quality is high.now we process auto parts for some auto factories ... , alloy steel20CrMoTi, 34CrMo, 42CrMo, 20NiCrMo, 35CrMo, 40CrMnMo,4)standardASTM, ASME, DIN front axle