... Blocks,Shafts,Hollow,Rollers. Supply according the customer's drawing Forged steel materials.Carbon steel:S20C/CK15/C.22,CK45/S45C/C45,C60 ... /S55C,S355J2G3,ASTM A105, A350 LF2 and others.Alloy steel:42CrMo4/SCM440/SAE4140,SCM420/25CrMo4/SAE4130,SNCM439/40CrNiMoA,SAE4340/34CrNiMo6 ... SCM435,SAE8620,17CrNiMo6,18CrNiMo7-6,30CrNiMo8,18CrNiMo5 and others.Tool Steel:H13,1.2714,1.2379 and others.Size Range: ...