高温时效对T23钢粗晶热影响区显微组织及再热裂纹敏感性的影响 |
王学, 李勇, 王家庆, 胡磊 |
Effect of High Temperature Ageing on Microstructure and Stress-Relief Cracking Susceptibility of Coarse Grain Heat Affected Zone in T23 steel |
WANG Xue, LI Yong, WANG Jiaqing, HU Lei |
图10 焊态T23钢试样CGHAZ在750℃拉断后晶界附近合金元素的EDS线扫描结果 |
Fig.10 TEM image (a) and typical EDS line scans (b) done across prior austenite grain boundaries in fracture samples of as-welded CGHAZ of T23 steel sample tested at 750oC |
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