讨论了变形对高洁净微合金钢贝氏体转变及转变组织的影响,并与两种工业钢STE355(8Y)、X60(6B)进行了比较,试验在720～1100℃进行.结果表明,在同样试验条件下,高洁净钢的贝氏体相变温度要比大桥用钢STE355低50～70℃;高洁净钢冷却到室温时得到了微米级的细化组织;并且高洁净钢室温硬度及抗拉强度均明显高于两种工业钢.
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