... ,Shafts,Hollow,Rollers. Supply according the customer's drawing Forged steel materials.Carbon steel:S20C/CK15/C.22,CK45/S45C/C45,C60 ... -6,30CrNiMo8,18CrNiMo5 and others.Tool Steel:H13,1.2714,1.2379 and others.Size Range:Forged Round bars:90 mm-800 ... drawing.Length:3m and up or fix length.Delivery condition:Forged+Normalized/Annealed+Rough Turned+Q/T.Ultrasonic Test:According Sep1921 ...