| 1Cr5Mo换热管与12Cr2Mol管板焊缝焊后热处理工艺 |
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| 引用本文： | 丁颖,张漪芳,马忠学,张巍,贾正兴,吴忠杰.1Cr5Mo换热管与12Cr2Mol管板焊缝焊后热处理工艺[J].石油化工设备,2011(3):55-57. |
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| 作者姓名： | 丁颖 张漪芳 马忠学 张巍 贾正兴 吴忠杰 |
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| 作者单位： | 抚顺机械设备制造有限公司;甘肃蓝科石化高新装备股份有限公司;中国石油克拉玛依石化公司;中广核工程设计公司;中石油塔里木油田公司; |
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| 摘 要： | 1Cr5Mo换热管与12Cr2Mol管板管头焊后焊缝处硬度较高,易产生裂纹.采用不同热处理工艺对管头进行试验,通过调整热处理工艺满足了图样硬度要求,防止管头处产生裂纹,体现了焊后热处理工艺的重要性.
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| 关 键 词： | 换热管 管板 焊缝 热处理 检验 |
Post-weld Heat Treatment Process of 1Cr5Mo Tubes Welded on 12Cr2Mo1 Tubesheet |
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| DING Ying,ZHANG Yi-fang,MA Zhong-xue,ZHANG Wei,JIA Zheng-xing,WU Zhong-jie.Post-weld Heat Treatment Process of 1Cr5Mo Tubes Welded on 12Cr2Mo1 Tubesheet[J].Petro-Chemical Equipment,2011(3):55-57. |
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| Authors: | DING Ying ZHANG Yi-fang MA Zhong-xue ZHANG Wei JIA Zheng-xing WU Zhong-jie |
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| Affiliation: | DING Ying1,ZHANG Yi-fang2,MA Zhong-xue3,ZHANG Wei4,JIA Zheng-xing5,WU Zhong-jie5(1.Fushun Mechanical Equipment Manufacturing Co.Ltd.,Fushun 113006,China,2.Lanpec Technologies Limited,Lanzhou 730070,3.PetroChina Karamay Petrochemical Company,Karamay 834003,4.China Nuclear Power Design Company,Shenzhen 518057,5.Tarim Oilfield Company,PetroChina,Korla 841000,China) |
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| Abstract: | The high hardness on the welding joint between 1Cr5Mo tube and 12Cr2Mo1 tubesheet easily caused the crack.The heat treatment has been properly improved in order to meet the hardness requirement requested on drawing and the crack has been avoided.The importance has been shown after post-weld heat treatment. |
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| Keywords: | tube tubesheet weld heat treatment inspection |
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