含1.4%Cu的HSLA钢的组织和力学性能
杜瑜宾1,2, 胡小锋1, 张守清1,2, 宋元元1, 姜海昌1, 戎利建1(
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Microstructure and Mechanical Properties of HSLA Steel Containing 1.4%Cu
DU Yubin1,2, HU Xiaofeng1, ZHANG Shouqing1,2, SONG Yuanyuan1, JIANG Haichang1, RONG Lijian1()
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图4. 450 ℃回火处理后0Cu和1.4Cu钢的晶界图与取向差角度分布图
Fig.4. Misorientation distributions of grain boundaries (a, b) and misorientation angle distribution maps (c, d) of 0Cu (a, c) and 1.4Cu (b, d) steels tempered at 450 ℃ (The black lines and red lines denote the high angle grain boundaries (misorientation angle>15°) and low angle grain boundaries (misorientation angle 2°~15°), respectively)
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