1)Forged Shaft,Forged Roller 2)4130,4140,4317,4142,4340,UNS440,25Cr2Ni4MoV 3)Max ... C.A.D.; or 100% L/C.***Mill Frequently Used Steel Materials:1) Wind Power Shaft: 42CrMo4V, 34CrNiMo6; Wind Power ... Forging Equipment Quantity24 Forging Production FlowEnquiry With Drawing In DetailsConfirm Steel Material, Chemical Compositions, Mechanical Properties, TolerancesConfirm Payment Terms, Order Materials ...