油气田异种金属焊接接头硫化物应力腐蚀开裂研究进展 |
刘久云, 董立谨, 张言, 王勤英, 刘丽 |
Research Progress on Sulfide Stress Corrosion Cracking of Dissimilar Weld Joints in Oil and Gas Fields |
LIU Jiuyun, DONG Lijin, ZHANG Yan, WANG Qinying, LIU Li |
图3 X60管线钢和Inconel 625合金异种金属焊接接头SSCC裂纹扩展示意图[ |
Fig.3 Schematic of crack growth of the dissimilar metal welded joint of X60 pipeline steel (base metal) and Inconel 625 alloy (weld metal) in SSCC test using four-point bending with 80% AYS in H2S solution (5% NaCl + 0.5% HAc with 0.1 MPa H2S)[ |
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