... ,CK45/S45C/C45,C60/S55C,S355J2G3,ASTM A105, A350 LF2 and others.Alloy steel:42CrMo4/SCM440/SAE4140,SCM420/25CrMo4/SAE4130,SNCM439 ... the drawing.Length:3m and up or fix length.Delivery condition:Forged+Normalized/Annealed+Rough Turned+Q/T.Ultrasonic Test:According Sep1921 ... Class C/c,D/d.E/e,Or ASTM A388 and others.MOQ:Usually ...