| 300MW机组锅炉锅筒下降管焊接裂纹的分析和研究 |
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| 引用本文： | 高金成,韩晓冬.300MW机组锅炉锅筒下降管焊接裂纹的分析和研究[J].电站系统工程,1995,11(5):42-47. |
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| 作者姓名： | 高金成 韩晓冬 |
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| 作者单位： | 哈尔滨锅炉有限责任公司 |
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| 摘 要： | 本文以３００ＭＷ机组锅炉汽包下降管焊后裂纹为主线．分析和研究了形成延迟裂纹的原因和影响因素，提出了解决和防止冷裂纹的方法．为同行提供技术参考。
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| 关 键 词： | 下降管，冷裂纹 |
The Analyse and Study into the Cause of Formation of the Welding Crackle for the Downcomer of 300MW Boiler Steam Drums |
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| Abstract: | This paper mainly discusses the problems of the welding crackle for the downcomer of 300MW boiler steam drum. analyses and studies the cause and factors of the formation of crackle. it also puT forward the method to resolve and prevent from the cold-crackle for reference. |
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