Structure: Spline Material: Steel Coatings: Nickel Length: lessthanor6000mm 1.The main varieties of forged rolls: forged working rolls for cold rolling; forged intermediate rolls for cold rolling; forged supporting rolls for cold rolling; steel-forged rolls for hot-rolling; straightening rolls. 2.Standard: GB/T13314-91, GB/T15547-1995, etc.. 3. Specifications: dia60-500, dia �00, dia240-900, dia60-450 etc.. 4.Material: 9Cr2MoR 86CrMoV7 MC3 MC5, 70Cr3MoR, 60CrMo 60CrMnVo50CrMnMo, 60CrNiMo, etc.. 5. Certificate: ISO9001: 2000 6. Samples: available