... 500(mm)length of roller body: 450mmrolling speed: 4.84(m/s)rolling temprature: hot rollingrollling form: open-train rollingrolling shape ... technical services. In accordance with customer’s requirements, we can provide craftsmanship design of rolling mill, product outline design ... tandem and semi- tandem rolling mill for steel wire, steel bar/rod, sheet steel, plate steel, channel steel, angle steel, ...