1. 北京科技大学
2. 苏州热工研究院有限公司
纸质出版:2025
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杨梦园, 刘泽慧, 刘明, 等. 核电站海水双相不锈钢蝶板堆焊层腐蚀分析[J]. 内蒙古电力技术, 2025,(3):25-31.
杨梦园, 刘泽慧, 刘明, et al. 核电站海水双相不锈钢蝶板堆焊层腐蚀分析[J]. 2025, (3): 25-31.
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杨梦园, 刘泽慧, 刘明, et al. 核电站海水双相不锈钢蝶板堆焊层腐蚀分析[J]. 2025, (3): 25-31. DOI: 10.19929/j.cnki.nmgdljs.2025.0031.
针对核电站换热器近端海水蝶板腐蚀失效问题,采用微观组织观察、电化学测试、腐蚀浸泡实验等方法,评估焊接材料、热输入、杂质及氢引入对2205双相不锈钢(Duplex Stainless Steel
DSS)焊接接头耐蚀性的影响。实验结果表明,焊接接头的耐蚀性能较母材有所下降,焊接热输入对2205 DSS焊接接头组织结构及耐蚀性的影响较小,焊接环境条件及实际服役环境对2205 DSS焊接接头耐蚀性有显著影响。核电站蝶板腐蚀失效是多因素共同作用的结果,需在充分考虑环境影响的情况下优化材料及焊接工艺,增强2205 DSS焊接接头的耐蚀性能,提升核电站关键设施的安全性和可靠性。
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