适用范围高速线材轧机。在50-110米/秒轧制速度下，轧制Φ5.5-Φ12mm线材。本轧辊具有优良的耐热疲劳和耐腐蚀性能。

Used infinishing groups of rod rolling mill at high speed,suitable for rolling the rods with 5.5mm to 12mm diameter at rolling speed of 50-110m/s.It has good properties of thermal fatigue ressistance and corrosion resistance.