临界退火工艺对500 MPa级风电用钢焊接接头断裂韧性的优化
高崇, 熊理晞, 陈子豪, 梁治智, 麻衡, 何康, 何金珊, 庞建超, 张哲峰

Optimization of Fracture Toughness of Welded Joints of Q500 Steel Plates by Intercritical Annealing
GAO Chong, XIONG Lixi, CHEN Zihao, LIANG Zhizhi, MA Heng, HE Kang, HE Jinshan, PANG Jianchao, ZHANG Zhefeng
表3 初始裂纹的长度 (mm)
Table 3 Initial crack length
Specimena01a02a03a04a05a06a07a08a09a0
OR21.9822.7922.9923.0823.0822.9922.7922.3821.3722.72
OR-WM22.2222.6922.7022.5822.5822.7422.8022.5521.9722.59
720-WM22.0222.4122.0420.8921.1022.5823.2123.2222.6322.22
750-WM21.8522.2322.2821.8721.6722.5722.9622.5622.1122.27
800-WM21.6222.1022.2422.1621.9522.0422.0721.9921.4322.20