低温回火对超大形变冷拔珠光体钢丝显微组织和力学性能的影响
冯汉臣1,闵学刚2,魏大圣1,周立初1,崔世云2,方峰1(
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Effect of Low Temperature Annealing on Microstructure and Mechanical Properties of Ultra-Heavy Cold-DrawnPearlitic Steel Wires
Hanchen FENG1,Xuegang MIN2,Dasheng WEI1,Lichu ZHOU1,Shiyun CUI2,Feng FANG1()
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图1. 不同回火温度下不同应变(ε)冷拔钢丝的抗拉强度随回火时间的变化曲线
Fig.1. Evolutions of tensile strength with annealing time (t) under different strains (ε) of cold-drawn pearlitic steel wires at 120 ℃ (a), 150 ℃ (b) and 170 ℃ (c)
