Superplastic Behavior of TA32 High Temperature Titanium Alloy

ZHOU Lina; FU Mingjie; LI Xiaohua; HAN Xiuquan

doi:10.16080/j.issn1671-833x.2023.05.086

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Superplastic Behavior of TA32 High Temperature Titanium Alloy

更新时间：2025-10-30

- Superplastic Behavior of TA32 High Temperature Titanium Alloy
- Aeronautical Manufacturing Technology Vol. 66, Issue 5, Pages: 86-90(2023)
- 作者机构：
  
  1. 中国航空制造技术研究院,北京,100024
  2. 塑性成形技术航空科技重点实验室,北京,100024
  3. 数字化塑性成形技术及装备北京市重点实验室,北京,100024
- 作者简介：
- 基金信息：
- DOI：10.16080/j.issn1671-833x.2023.05.086
  CLC：
- Published：2023
- 稿件说明：
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周丽娜，付明杰，李晓华，韩秀全. TA32 高温钛合金超塑性能研究[J]. 航空制造技术, 2023, 66(5): 86-90.

ZHOU Lina, FU Mingjie, LI Xiaohua, HAN Xiuquan. Superplastic Behavior of TA32 High Temperature Titanium Alloy[J]. Aeronautical Manufacturing Technology, 2023, 66(5): 86-90.
周丽娜，付明杰，李晓华，韩秀全. TA32 高温钛合金超塑性能研究[J]. 航空制造技术, 2023, 66(5): 86-90. DOI： 10.16080/j.issn1671-833x.2023.05.086.

ZHOU Lina, FU Mingjie, LI Xiaohua, HAN Xiuquan. Superplastic Behavior of TA32 High Temperature Titanium Alloy[J]. Aeronautical Manufacturing Technology, 2023, 66(5): 86-90. DOI： 10.16080/j.issn1671-833x.2023.05.086.

摘要

采用恒应变速率法对TA32高温钛合金板材进行超塑拉伸，研究了温度920~980 ℃和应变速率5×10

–5

~1×10

–3

–1

条件下材料的超塑变形行为，并分析了锥形件胀形过程的变形特征和微观组织演变规律。结果表明，TA32 合金具有良好的超塑性变形能力，温度920 ℃、应变速率1×10

–3

–1

时最大延伸率达到864%。温度为940 ℃和960 ℃时，受平面应力变形的锥形件高度较高，分别为90 mm 和92 mm；经过不同变形量的变形后微观组织变化并不显著。

Abstract

The superplastic behavior of TA32 titanium alloy sheet was investigated by constant strain rate tensile tests at deformation temperature range of 920–980 ℃ and strain rate range of 5×10

–5

–1×10

–3

–1.

The deformation characteristics and microstructure evolution during superplastic bulging of cone shaped part was analyzed. The results show that TA32 alloy provides superior superplastic deformation capability

with a maximum elongation up to 864% at 920 ℃ with the strain rate of 1×10

–3

–1

. The height of the cones is higher at 940 ℃ and 960 ℃

90 mm and 92 mm

respectively

and microstructure has no significant change with different deformation.

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