cup-cone fracture

The mechanism of cup-cone fracture formation during high carbide low alloy steel wire drawing has been investigated.

对高碳低合金钢丝拉拔杯锥断口形成的原因进行了实验分析,结果表明,高碳低合金钢丝拉拔杯锥断口的根本原因是钢丝芯部组织缺陷和钢丝拉拔过程中芯部与外层的不均匀变形共同作用的结果。

To study cup-cone shaped fracture during drawing of high carbon wire rod by SEM and metallographic examination.

采用扫描电镜、金相分析等手段,对高碳钢盘条在冷拔过程中出现杯锥状断口进行研究。