... ). ShangHai Power Station auxiliary machinery factory,etc.3.MOQ:1 Piece 4.Payment term: T/ ... in the manufacture of oil chemical industry forging• 3 workshops occupie20000 square meters, one is gear workshop ... #,46#,etc.according to customers' different requirements. 3,main material are 5CrMnMo,40Cr,42CrMo,20Cr2Ni4,5CrNiMo ... giving materials. 5, excellent heat treatment. High quality steel rail wheel