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Author:

冉国伟 (冉国伟.) | 宋永伦 (宋永伦.) | 闫思博 (闫思博.) | 林江波 (林江波.)

Indexed by:

CQVIP PKU CSCD

Abstract:

采用填丝TIG焊、激光辅助TIG复合焊、激光-高频脉冲TIG复合焊三种焊接工艺进行6 mm厚的2219铝合金焊接试验,研究了焊接工艺与接头组织和性能的相关性.结果表明,与填丝TIG焊接工艺相比,激光辅助TIG复合焊、激光-高频脉冲TIG复合焊两种复合热源焊接工艺提高了焊接速度,显著减少了热输入,细化了焊缝组织,减少了晶界共晶组织的宽度,尤其能有效消除焊缝熔合区的气孔缺陷,并且显著改善和提高了焊接接头的力学性能和抗应力腐蚀性能.激光-高频脉冲TIG复合焊接头SCC断裂时间明显提高,达到了母材的93%.

Keyword:

铝合金 复合焊接 接头性能

Author Community:

  • [ 1 ] [冉国伟]北京工业大学
  • [ 2 ] [宋永伦]北京工业大学
  • [ 3 ] [闫思博]北京工业大学
  • [ 4 ] [林江波]北京工业大学

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Source :

焊接学报

ISSN: 0253-360X

Year: 2011

Issue: 9

Volume: 32

Page: 25-29

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 27

Chinese Cited Count:

30 Days PV: 5

Affiliated Colleges:

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