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7. ε=4.0时冷拔钢丝经150 ℃回火32 min后纵截面TEM明场像及电子衍射花样
Fig.7. Bright field TEM image on the longitudinal section and electron diffraction pattern (inset) of cold-drawn peearlitic steel wire after annealing at 150 ℃ for 32 min under ε=4.0
