... products are widly used in many large ,medium rolling mill factory, and exproted to Asia, European, North American market. we can ... also produce other roll, like intermediate roll, back up roll, flatness roll, pinch roll, straitghtening roll, etc. we ... pipe mold which is used in the seamless steel pipe factory.Diameter: 240-900Material:70Cr3MoR 9Cr2MoV 86CrMoV7,MC3Note:GB/T13315--91 ...