不锈钢堆焊层稀释率对核电接管安全端试环焊接接头组织和力学性能的影响
张茂龙1,2, 鲁艳红1, 陈胜虎3, 戎利建3(
), 陆皓2
), 陆皓2
Effect of Dilution Ratio of the First 309L Cladding Layer on the Microstructure and Mechanical Properties of Weld Joint of Connecting Pipe-Nozzle to Safe-End in Nuclear Power Plant
ZHANG Maolong1,2, LU Yanhong1, CHEN Shenghu3, RONG Lijian3(), LU Hao2
), LU Hao2
图9. S2试环接头拉伸断口附近截面组织的OM像
Fig.9. Low (a) and high (b) magnified OM images of cross-sectional microstructures near the tensile fracture surface of the weld joint of S2 (The arrows show the micro-cracks)
