| 乙烯裂解炉辐射段炉管Cr20Ni32Nb材料的焊接工艺 |
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| 引用本文： | 周岐,王亚君.乙烯裂解炉辐射段炉管Cr20Ni32Nb材料的焊接工艺[J].辽宁工学院学报,2006,26(2):111-114. |
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| 作者姓名： | 周岐 王亚君 |
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| 作者单位： | 辽宁工学院材料与化学工程学院 辽宁锦州121001(周岐)，辽宁工学院信息科学与工程学院 辽宁锦州121001(王亚君) |
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| 摘 要： | 乙烯裂解炉炉管采用的高铬镍合金材料在焊接过程中易出现热裂纹的问题,针对该问题,在工程实际中对乙烯裂解炉辐射段炉管材料—Cr20Ni32Nb进行焊接性分析和焊接工艺评定,采用“超合金化”焊接材料,并制定合理的焊接工艺,成功地解决了Cr20Ni32Nb高铬镍材料离心铸造炉管的焊接热裂纹问题。
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| 关 键 词： | Cr20Ni32Nb 焊接工艺 超合金化材料 |
| 文章编号： | 1005-1090(2006)02-0111-04 |
| 收稿时间： | 2005-11-24 |
| 修稿时间： | 2005年11月24 |
Welding Procedure of Furnace Tube Material (Cr20Ni32Nb) in Ethylene Decomposition Stove Bringing-up Section |
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| ZHOU Qi,WANG Ya-jun.Welding Procedure of Furnace Tube Material (Cr20Ni32Nb) in Ethylene Decomposition Stove Bringing-up Section[J].Journal of Liaoning Institute of Technology(Natural Science Edition),2006,26(2):111-114. |
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| Authors: | ZHOU Qi WANG Ya-jun |
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| Affiliation: | ZHOU Qi1,WANG Ya-jun2 |
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| Abstract: | The high chromium nickel alloy material used in furnace tube of the ethylene decomposition stove is easy to cause the heat crack in the welding process,in view of this problem,the weldability analysis and the welding procedure qualification to the material-Cr20Ni32Nb of bringing-up section furnace tube in ethylene decomposition stove were made in the actual project,with "Overalloyed filler metal" adoped and the welding procedure formulated,and the problem of welding heat crack of Cr20Ni32Nb was solved. |
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| Keywords: | Cr20Ni32Nb weld procedure overalloyed filler metal |
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