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| 长输管道向下焊焊接工艺 | |
| 引用本文： | 陈学武,王俊英.长输管道向下焊焊接工艺[J].焊接,1999(10):23-26. |
| 作者姓名： | 陈学武 王俊英 |
| 作者单位： | [1]中石化管道储运公司工程质量监督站 [2]大庆石油化工总厂机械厂 |
| 摘 要： | 介绍了手工向下焊焊接工艺在长输管道焊接方面的发展，主要离混合型向下焊焊接工艺和复合型向下焊焊接工艺的应用。 |
| 关 键 词： | 长输管道 向下焊 纤维素型 焊条 低氢型 焊接 |
IMPROVEMENT OF VERTICAL DOWN WELDING TECHNOLOGY FOR PIPING |
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| Construction Quality Supervision Station of the CPCC Piping Reserve & Transport CO. Chen Xuewu The Mechinery Plant of Daqing oil Chemical Industry Factory Wang Junying.IMPROVEMENT OF VERTICAL DOWN WELDING TECHNOLOGY FOR PIPING[J].Welding & Joining,1999(10):23-26. | |
| Authors: | Construction Quality Supervision Station of the CPCC Piping Reserve & Transport CO Chen Xuewu The Mechinery Plant of Daqing oil Chemical Industry Factory Wang Junying |
| Affiliation: | Construction Quality Supervision Station of the CPCC Piping Reserve & Transport CO. Chen Xuewu The Mechinery Plant of Daqing oil Chemical Industry Factory Wang Junying |
| Abstract: | In this paper, the improvement of vertical down welding in piping is introduced and the technology of mixed vertical downwards welding and co - operated vertical down welding are described . |
| Keywords: | piping vertical down welding cellulose electrode low-hydrogen basic electrode |
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