热处理和变形对Cu-0.8Cr-0.15Zr合金性能的影响

姜全; 孟东东; 顾洪斌; 韩乐; 张立元; 王福兴

doi:10.15980/j.tzzz.2022.06.019

研究·合金工艺 | 浏览量 : 0 下载量: 13 CSCD: 0

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热处理和变形对Cu-0.8Cr-0.15Zr合金性能的影响
Effects of Heat Treatment and Deformation on Properties of Cu-Cr-Zr Alloy
2022年42卷第6期页码：771-774
纸质出版日期： 2022 ，
DOI： 10.15980/j.tzzz.2022.06.019

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姜全, 孟东东, 顾洪斌, 等. 热处理和变形对Cu-0.8Cr-0.15Zr合金性能的影响[J]. 特种铸造及有色合金, 2022,42(6):771-774.

Jiang Quan, Meng Dongdong, Gu Hongbin, et al. Effects of Heat Treatment and Deformation on Properties of Cu-Cr-Zr Alloy[J]. Special Casting & Nonferrous Alloys, 2022,42(6):771-774.
姜全, 孟东东, 顾洪斌, 等. 热处理和变形对Cu-0.8Cr-0.15Zr合金性能的影响[J]. 特种铸造及有色合金, 2022,42(6):771-774. DOI： 10.15980/j.tzzz.2022.06.019.

Jiang Quan, Meng Dongdong, Gu Hongbin, et al. Effects of Heat Treatment and Deformation on Properties of Cu-Cr-Zr Alloy[J]. Special Casting & Nonferrous Alloys, 2022,42(6):771-774. DOI： 10.15980/j.tzzz.2022.06.019.

摘要

研究了3种处理工艺对Cu-0.8Cr-0.15Zr合金性能的影响。结果发现，3种工艺中，经热变形+固溶+时效+冷变形加工处理后合金的室温性能最佳，其抗拉强度为515 MPa

屈服强度为507 MPa

伸长率为15%、电导率为47.096 MS/m

屈强比为0.920～0.984。3种工艺下合金的软化温度为620～640℃

且伸长率在200～400℃温度范围内最低。

Abstract

The influence of different heat treatment processes on the mechanical properties of Cu-Cr-Zr alloy was investigated. The results indicate that alloy after hot forging-solution-aging-cold working process exhibit the satisfied performance

where the tensile strength

yield strength

elongation

electrical conductivity and yield ratio are 515 MPa

507 MPa

15%

47.096 MS/m and 0.920～0.984

respectively. The softening temperature is 620～640 ℃ under different heat treatment processes

and the lowest elongation is achieved at 200～400 ℃.