国营扬州长江轧辊厂与东北工学院合作,采用优质材料与特殊工艺,试制生产成功200～550mm各类冷硬铸铁合金轧辊,经上钢二厂、三厂、十厂、天津第一轧钢厂、成都钢铁厂、沈阳第二轧钢厂等40多个钢铁企业使用,应用效果良好。该轧辊主要用于轧制圆钢、螺纹钢、角钢、带钢、弹簧钢、不锈钢、槽钢以及有色金属板材线材等,也可用于化工、食品、粮 State Yangzhou Yangtze River Rolling Mill and the Northeast Institute of Technology, the use of high-quality materials and special processes, the successful trial production of various types of chilled cast iron alloy roll 200 ~ 550mm, the second plant, three plants, ten plants, the first rolling mill in Tianjin, Chengdu Iron and Steel Plant, Shenyang Second Rolling Mill more than 40 steel companies to use good effect. The roll is mainly used for rolling round bar, rebar, angle steel, strip, spring steel, stainless steel, channel and non-ferrous metal sheet wire, etc., can also be used for chemical, food, food