Its wear-resistance is 2. 6 times higher than that of 45 steel and at the same time is 0. 7 time as high asCr-Mo white iron.

• 在试验室条件下进行耐磨性对比试验表明，中铬铸铁经亚临界热处理后其耐磨性为45钢的2．6倍，同时是高铬相铸铁的0．7倍。