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3. 2种埋弧焊(SAW)工艺制备接管安全端试环中309L堆焊层微观组织的OM和SEM像
Fig.3. OM (a~d) and SEM (e, f) images of microstructures of the 309L cladding layer of S1 (a, c, e) and S2 (b, d, f) (The red dashed lines in Fig.3c and d show the interfaces of martensite and austenite)
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