高强钢焊缝金属强韧性研究进展

曹睿, 刘梓申

Research Progress on the Strength and Toughness of High-Strength Steel Weld Metal

CAO Rui, LIU Zishen

图4 Ti对高强钢焊缝金属中夹杂物的影响[53]

Fig.4 Effects of Ti on inclusions in weld metal of high-strength steel[53] (I, II, III—the locations of selected area electron diffraction (SAED) analysis) (a, b) STEM image and EDS mappings (a), bright-field TEM image and the SAED patterns (insets) (b) of inclusion in weld metal with low Ti content (c, d) STEM image and EDS mappings (c), bright-field TEM image and the SAED patterns (insets) (d) of inclusion in weld metal with high Ti content