超高强度船体结构钢焊接性的研究现状和趋势
雷玄威,周栓宝,黄继华

Current Status and Development Trend on Weldability of Ultra-high Strength Hull Structure Steel
Xuanwei LEI,Shuanbao ZHOU,Jihua HUANG
表11 快速冷却大线能量热输入条件下超高强度船体结构钢热影响区粗晶区的的夏比冲击功
Table 11 CVN impact value of CGHAZs of UHSHS steels under large heat input with fast cooling process
Steels

Heat input

/kJ·cm–1

Welding methodAGS of CGHAZ/μmfGB in CGHAZfM-A in CGHAZCVN/J
E690[47]50Submerged arc welding~25~0.10–0.20~0.05–0.1086≤AKV–40℃ ≤117