| 低合金高强钢无预热或低温预热激光-电弧复合热源焊接技术 |
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| 引用本文： | 雷振,王旭友,滕彬,林尚扬. 低合金高强钢无预热或低温预热激光-电弧复合热源焊接技术[J]. 机械制造文摘:焊接分册, 2011, 0(1): 8-11 |
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| 作者姓名： | 雷振 王旭友 滕彬 林尚扬 |
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| 作者单位： | 哈尔滨焊接研究所,黑龙江哈尔滨150080 |
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| 摘 要： | 介绍了低合金高强钢无预热或低温预热激光-电弧复合热源焊接工艺，对比研究了激光-MAG复合热源及常规，MAG两种焊接工艺方法焊接低合金高强钢的冷裂纹敏感性及接头的力学性能。
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| 关 键 词： | 激光 MAG电弧 复合热源焊接 低合金高强钢 无预热 |
Laser-arc Hybrid Welding Technology for Low-alloy High Strength Steel with Low Temperature Preheating or without Preheating |
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| Lei Zhen,Wang Xuyou,Teng Bin,Lin Shangyang. Laser-arc Hybrid Welding Technology for Low-alloy High Strength Steel with Low Temperature Preheating or without Preheating[J]. , 2011, 0(1): 8-11 |
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| Authors: | Lei Zhen Wang Xuyou Teng Bin Lin Shangyang |
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| Affiliation: | (Harbin Welding Institute, Heilongjiang, Harbin 150080) |
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| Abstract: | Laser-arc hybrid welding technology for low-alloy high strength steel with low temperature preheating or non-preheating was introduced. Compared the welding process between laser-MAG hybrid welding and MAG welding, the cold crack-sensitivity and mechanical properties of the low-alloy high strength steel welded joints were investigated. |
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| Keywords: | laser MAG arc hybrid welding low-alloy high strength steel non-preheating |
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