| 压力钢管焊接接头抗冷/热裂纹能力分析 |
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| 引用本文： | 陈国新,雷先明,曾周亮,陈志刚.压力钢管焊接接头抗冷/热裂纹能力分析[J].热加工工艺,2006,35(7):29-30,33. |
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| 作者姓名： | 陈国新 雷先明 曾周亮 陈志刚 |
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| 作者单位： | 邵阳学院,机械能源工程系,湖南,邵阳,422004 |
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| 摘 要： | 从NK-HITEN610U2钢板材料的化学成分、焊缝金属扩散氢含量、结构拘束度三个方面分析评定了其焊接接头产生冷／热裂纹的倾向，并据此提出了相应的工艺措施。
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| 关 键 词： | 焊接 压力钢管 裂纹 |
| 文章编号： | 1001-3814（2006）07-0029-02 |
| 收稿时间： | 2005-10-28 |
| 修稿时间： | 2005-10-28 |
Ability of Cold/Hot Crack Strength Analysis on Welded Connection of Perstock |
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| CHEN Guo-xin,LEI Xian-ming,ZENG Zhou-liang,CHEN Zhi-gang.Ability of Cold/Hot Crack Strength Analysis on Welded Connection of Perstock[J].Hot Working Technology,2006,35(7):29-30,33. |
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| Authors: | CHEN Guo-xin LEI Xian-ming ZENG Zhou-liang CHEN Zhi-gang |
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| Affiliation: | Dept. of Machanics and Energy Engineering, Shaoyang University, Shaoyang 422004, China |
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| Abstract: | The tending of producing cold/hot crack was analyzed and evaluated from chemical elements, the number of diffuse hydrogen in welded metal, welded heat input, welded thickness, welded residual stresses, restraint, and so on. The appropriate technology measures were advanced. |
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| Keywords: | weld penstock crack |
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