J. Mater. Sci. Technol. ›› 2018, Vol. 34 ›› Issue (1): 198-208.DOI: 10.1016/j.jmst.2017.11.024
Special Issue: Titanium Alloys 2018; FSW-and-FSP-articles 2018
• Orginal Article • Previous Articles Next Articles
Xiaoqing Jianga*(), Bradley P. Wynneb, Jonathan Martinc
Received:
2017-03-21
Revised:
2017-06-01
Accepted:
2017-06-03
Online:
2018-01-20
Published:
2018-02-09
Contact:
Jiang Xiaoqing
Xiaoqing Jiang, Bradley P. Wynne, Jonathan Martin. Variant selection in stationary shoulder friction stir welded Ti-6Al-4V alloy[J]. J. Mater. Sci. Technol., 2018, 34(1): 198-208.
Fig. 4. A pair of {0001} pole figures of the low temperature α phase and{110} pole figures of the reconstructed high temperature β phase on a central horizontal line with maximum density for (a) Weld A, (b) Weld B, (c) Weld C, (d) Weld D and (e) Weld E.
Fig. 5. Weld E (a) grain boundary α (GBα) grains in an IPF map of the low temperature hcp α phase; (b) specific grain boundary misorientation map, (c) color key for the specific misorientation map; (d) IPF map of the reconstructed bcc β phase; (e) {0001} and {112ˉ0} pole figures of the GBα grains; (f) pole figures of β1 and β2.
Fig. 6. Weld B (a) α1, α2, GBα3 and GBα4 in an IPF map of the low temperature hcp α phase; (b) specific grain boundary misorientation map; (c) Euler coloring map of the reconstructed bcc β phase; (d) {0001} pole figure of α1, α2, GBα3 and GBα4; (e) {110} pole figure of β1 and β2; (f) pole figure of β1 and β3.
Fig. 7. Weld C (a) IPF map of the low temperature hcp α phase; (b) IPF map of the reconstructed bcc β phase; (c) {0001} pole figures of α1, α2 and GBα1; (d) {0001} pole figures of α3 and GBα2; (e) {110} pole figures of β1 and β3; (f) {110} pole figures of β1 and β2.
Fig. 8. Number of (a) pair of prior β grains with parallel (110) plane, (b) pair of prior β grains with nearly parallel {110} plane (c) pair of prior β grains that have no close crystallographic relation.
Fig. 9. Pole intensity histograms of (a) the six poles in the {0001} pole figure of the α phase texture and (b) the corresponding six poles in the {110} pole figures of the reconstructed β phase texture from the RS to the AS of the SZ of Weld E; Similarily, (c) and (d) of Weld B, (e) and (f) of Weld C.
Fig. 10. Histograms of ratio of {0001}α ? {110}β pole intensity for the six poles 1-6 from the RS to the AS of the SZ of (a) Weld E, (b) Weld B and (c) Weld C; (d) shows the schematic {0001}/{110} pole figure indicating the position of the six poles 1-6.
Fig. 12. The largest prior β grain size and the average thickness of the α laths plotted against heat input in the weld center for all the five welds.
|
[1] | Hui Xiao, Manping Cheng, Lijun Song. Direct fabrication of single-crystal-like structure using quasi-continuous-wave laser additive manufacturing [J]. J. Mater. Sci. Technol., 2021, 60(0): 216-221. |
[2] | B.N. Du, Z.Y. Hu, L.Y. Sheng, D.K. Xu, Y.X. Qiao, B.J. Wang, J. Wang, Y.F. Zheng, T.F. Xi. Microstructural characteristics and mechanical properties of the hot extruded Mg-Zn-Y-Nd alloys [J]. J. Mater. Sci. Technol., 2021, 60(0): 44-55. |
[3] | Kai Wang, Lei Chen, Chenguang Xu, Wen Zhang, Zhanguo Liu, Yujin Wang, Jiahu Ouyang, Xinghong Zhang, Yudong Fu, Yu Zhou. Microstructure and mechanical properties of (TiZrNbTaMo)C high-entropy ceramic [J]. J. Mater. Sci. Technol., 2020, 39(0): 99-105. |
[4] | Z.C. Luo, H.P. Wang. Primary dendrite growth kinetics and rapid solidification mechanism of highly undercooled Ti-Al alloys [J]. J. Mater. Sci. Technol., 2020, 40(0): 47-53. |
[5] | L.W. Lan, X.J. Wang, R.P. Guo, H.J. Yang, J.W. Qiao. Effect of environments and normal loads on tribological properties of nitrided Ni45(FeCoCr)40(AlTi)15 high-entropy alloys [J]. J. Mater. Sci. Technol., 2020, 42(0): 85-96. |
[6] | Yanfu Chai, Chao He, Bin Jiang, Jie Fu, Zhongtao Jiang, Qingshan Yang, Haoran Sheng, Guangsheng Huang, Dingfei Zhang, Fusheng Pan. Influence of minor Ce additions on the microstructure and mechanical properties of Mg-1.0Sn-0.6Ca alloy [J]. J. Mater. Sci. Technol., 2020, 37(0): 26-37. |
[7] | Mengcheng Zhou, Xinfang Zhang. Optimization of <001> grain gene based on texture hereditary behavior of magnetic materials [J]. J. Mater. Sci. Technol., 2020, 38(0): 1-6. |
[8] | Zhao Jie, Lv Liangxing, Wang Kehuan, Liu Gang. Effects of strain state and slip mode on the texture evolution of a near-α TA15 titanium alloy during hot deformation based on crystal plasticity method [J]. J. Mater. Sci. Technol., 2020, 38(0): 125-134. |
[9] | Xi Xie, Rui Yang, Yuyou Cui, Qing Jia, Chunguang Bai. Fabrication of textured Ti2AlC lamellar composites with improved mechanical properties [J]. J. Mater. Sci. Technol., 2020, 38(0): 86-92. |
[10] | Hexiong Zhang, Xinfang Zhang. Uniform texture in Al-Zn-Mg alloys using a coupled force field of electron wind and external load [J]. J. Mater. Sci. Technol., 2020, 36(0): 149-159. |
[11] | Yi Zhang, Lili Tan, Qingchuan Wang, Ming Gao, Iniobong P. Etim, Ke Yang. Effects of microstructure on the torsional properties of biodegradable WE43 Mg alloy [J]. J. Mater. Sci. Technol., 2020, 51(0): 102-110. |
[12] | Ruihong Wang, Shengyu Jiang, Bao’an Chen, Zhixiang Zhu. Size effect in the Al3Sc dispersoid-mediated precipitation and mechanical/electrical properties of Al-Mg-Si-Sc alloys [J]. J. Mater. Sci. Technol., 2020, 57(0): 78-84. |
[13] | G.Y. Li, L.F. Cao, J.Y. Zhang, X.G. Li, Y.Q. Wang, K. Wu, G. Liu, J. Sun. An insight into Mg alloying effects on Cu thin films: microstructural evolution and mechanical behavior [J]. J. Mater. Sci. Technol., 2020, 57(0): 101-112. |
[14] | Xueze Jin, Wenchen Xu, Zhongze Yang, Can Yuan, Debin Shan, Bugang Teng, Bo Cheng Jin. Analysis of abnormal texture formation and strengthening mechanism in an extruded Mg-Gd-Y-Zn-Zr alloy [J]. J. Mater. Sci. Technol., 2020, 45(0): 133-145. |
[15] | Qinghang Wang, Bin Jiang, Aitao Tang, Jie Fu, Zhongtao Jiang, Haoran Sheng, Dingfei Zhang, Guangsheng Huang, Fusheng Pan. Unveiling annealing texture formation and static recrystallization kinetics of hot-rolled Mg-Al-Zn-Mn-Ca alloy [J]. J. Mater. Sci. Technol., 2020, 43(0): 104-118. |
Viewed | ||||||
Full text |
|
|||||
Abstract |
|
|||||