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4 不同热输入下CGHAZ的典型SEM像
Fig.4 Typical SEM images of CGHAZs with different heat inputs (PAGB—prior austenite grain boundary)
(a) 15 kJ/cm (b) 20 kJ/cm (c) 25 kJ/cm (d) 30 kJ/cm