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Author:

崔丽 (崔丽.) (Scholars:崔丽) | 李晓延 (李晓延.) | 贺定勇 (贺定勇.) (Scholars:贺定勇) | 沓名宗春 (沓名宗春.)

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CQVIP PKU CSCD

Abstract:

采用光纤激光与熔化极惰性气体保护电弧焊(MIG焊)复合焊接工业纯钛,分别对激光焊、MIG焊和复合焊接头的焊缝表面成形、横断面进行了观察,并进行了激光焊和复合焊接头的拉伸试验及杯突试验.结果表明,复合焊的电弧稳定性比MIG焊显著提高,焊接速度可提高7倍;复合焊与激光焊接头的抗拉强度高于母材;复合焊接头的杯突值优于激光焊接头的杯突值,这是因为复合焊焊缝的微观组织有利于接头的塑性.因此,采用光纤激光-MIG电弧复合焊接方法很好地实现了工业纯钛的高速焊接,焊缝成形良好,接头的塑性优于单一激光焊的塑性.

Keyword:

拉伸试验 光纤激光焊 钛合金 光纤激光-MIG复合焊

Author Community:

  • [ 1 ] [崔丽]北京工业大学
  • [ 2 ] [李晓延]北京工业大学
  • [ 3 ] [贺定勇]北京工业大学
  • [ 4 ] [沓名宗春]名古屋大学

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Source :

焊接学报

ISSN: 0253-360X

Year: 2009

Issue: 11

Volume: 30

Page: 33-36

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 10

Chinese Cited Count:

30 Days PV: 10

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