热输入对Q500qE钢模拟CGHAZ微观组织和冲击韧性的影响

朱东明, 何江里, 史根豪, 王青峰

Effect of Welding Heat Input on Microstructure and Impact Toughness of the Simulated CGHAZ in Q500qE Steel

ZHU Dongming, HE Jiangli, SHI Genhao, WANG Qingfeng

图2 不同热输入下粗晶热影响区(CGHAZ)的焊接热循环曲线

Fig.2 Welding thermal cycles of CGHAZs with different heat inputs (CGHAZ—coarse grained heat affected zone)