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(
)
)
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()
)
图2. 不同应变下冷拔钢丝经不同温度回火32 min前后的工程应力-应变曲线
Fig.2. Engineering stress-strain curves of cold-drawn pearlitic steel wires before and after annealing at different temperatures for 32 min under ε=3.0 (a) and ε=4.5 (b)
