Acta Metallurgica Sinica (English Letters) ›› 2015, Vol. 28 ›› Issue (7): 922-930.DOI: 10.1007/s40195-015-0276-y
• Orginal Article • Previous Articles Next Articles
Pu Xie1,2, Hai-Yan Zhao1,2(), Bing Wu3, Shui-Li Gong3
Received:
2014-08-31
Revised:
2015-04-01
Online:
2015-05-01
Published:
2015-07-23
Pu Xie, Hai-Yan Zhao, Bing Wu, Shui-Li Gong. Using Finite Element and Contour Method to Evaluate Residual Stress in Thick Ti-6Al-4V Alloy Welded by Electron Beam Welding[J]. Acta Metallurgica Sinica (English Letters), 2015, 28(7): 922-930.
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Q (kg m2/s3) | r 0 (m) | α | β | h 1 (m) | h 2 (m) | k | φ |
---|---|---|---|---|---|---|---|
17,280 | 0.003 | 0.85 | 0.85 | 0.042 | 0.008 | 3 | 0.18 |
Table 1 Parameters used in the combined heat source
Q (kg m2/s3) | r 0 (m) | α | β | h 1 (m) | h 2 (m) | k | φ |
---|---|---|---|---|---|---|---|
17,280 | 0.003 | 0.85 | 0.85 | 0.042 | 0.008 | 3 | 0.18 |
Fig. 13 Comparison of residual stresses in different directions: a along weld center line; b along the line with 5-mm distances from weld center; c along the line with 10-mm distances from weld center
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