C和W对低合金Cr-Mo钢焊缝金属组织和冲击韧性的影响

朱高文, 吴栋, 陆善平

Effect of C- and W-content on Microstructure and Toughness of Weld Metal for Low Alloy Cr-Mo Steel

ZHU Gaowen, WU Dong, LU Shanping

图6 中间焊缝金属组织表征

Fig.6 Characterization of intermediate weld metal (a, b) OM images, (c) OM image of necklace microstructure, (d) OM image of equiaxed crystal microstructure