DH36海洋工程钢焊接结构的氢脆敏感性研究

李新城, 李兆南, 王海锋, 徐云泽, 王明昱, 甄兴伟

Hydrogen Embrittlement Sensitivity for Welded Structural Parts of DH36 Marine Engineering Steel

LI Xincheng, LI Zhaonan, WANG Haifeng, XU Yunze, WANG Mingyu, ZHEN Xingwei

图7 母材、热影响区与焊缝区宏观断口形貌图

Fig.7 Macroscopic morphologies of fracture surfaces of the base metal (a), heat-affected zone (b) and welding metal (c) with 0 mV (a1-c1), -850 mV (a2-c2), -950 mV (a3-c3), -1050 mV (a4-c4) and -1150 mV (a5-c5)