| 废热锅炉简体环焊缝开裂失效分析 |
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| 引用本文： | 何家胜,陈才,彭丹柳,杨红,刘杰. 废热锅炉简体环焊缝开裂失效分析[J]. 石油化工腐蚀与防护, 2011, 28(2): 57-60 |
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| 作者姓名： | 何家胜 陈才 彭丹柳 杨红 刘杰 |
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| 作者单位： | 1. 武汉工程大学机械工程学院,湖北武汉,430074
2. 湖北宜化集团楚星化工股份有限公司,湖北宜昌,443311 |
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| 摘 要： | 某化工公司16MnR废热锅炉筒体环焊缝上多处开裂失效。经对开裂试样进行化学成分、宏微观断口、显微组织和能谱等分析。同时结合筒体的受力状况和断裂力学的基本理论，对筒体环焊缝的失效开裂过程进行了分析。另外结合此废热锅炉筒体的具体工作环境及制造工艺进行了综合研究。结果表明：废热锅炉焊缝开裂是由腐蚀造成的，同时水质不良加速了裂...
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| 关 键 词： | 16MnR 废热锅炉 腐蚀 失效分析 |
Analysis of Cracking Failure of Circumferential Welds of Waste Heat Boiler Shell |
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| He Jiasheng,Chen Cai,Peng Danliu,Yang Hong,Liu Jie .School of Mechanical Engineering of Wuhan Institute of Technology .Chuxing Chemical Co.,Ltd of Hubei Yihua Group. Analysis of Cracking Failure of Circumferential Welds of Waste Heat Boiler Shell[J]. Petrochemical Corrosion and Protection, 2011, 28(2): 57-60 |
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| Authors: | He Jiasheng Chen Cai Peng Danliu Yang Hong Liu Jie .School of Mechanical Engineering of Wuhan Institute of Technology .Chuxing Chemical Co. Ltd of Hubei Yihua Group |
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| Affiliation: | He Jiasheng~1,Chen Cai~1,Peng Danliu~2,Yang Hong~1,Liu Jie~1 1.School of Mechanical Engineering of Wuhan Institute of Technology(Wuhan,Hubei 430074) 2.Chuxing Chemical Co.,Ltd of Hubei Yihua Group(Yichang,Hubei 443311) |
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| Abstract: | A large number of crackings appeared on the circumferential welds of a 16MnR waste heat boiler shell. The cracked samples were analyzed by chemical composition analysis, macro and micro fractography analysis, microstructure metallography analysis and ener |
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| Keywords: | 16MnR waste heat boiler corrosion failure analysis |
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