回火时间对高Ti微合金化淬火马氏体钢组织及力学性能的影响*
张可1,2,孙新军2(
),雍岐龙2,李昭东2,杨庚蔚3,李员妹1,2
),雍岐龙2,李昭东2,杨庚蔚3,李员妹1,2
EFFECT OF TEMPERING TIME ON MICROSTRUC- TURE AND MECHANICAL PROPERTIES OF HIGH Ti MICROALLOYED QUENCHED MARTENSITIC STEEL
Ke ZHANG1,2,Xinjun SUN2(),Qilong YONG2,Zhaodong LI2,Gengwei YANG3,Yuanmei LI1,2
),Qilong YONG2,Zhaodong LI2,Gengwei YANG3,Yuanmei LI1,2
图5. 2号钢回火不同时间后的TEM像
Fig.5. TEM images of steel 2 tempering at 600 ℃ for 300 s (a), 1 h (b), 7 h (c), 20 h (d) and Fe3C in lath boundary for 20 h (e)
