低温轧制对高强高导Cu-1Cr-0.2Zr-0.25Nb合金性能及析出行为的影响
李龙健, 李仁庚, 张家郡, 曹兴豪, 康慧君, 王同敏

Effects of Cryorolling on Properties and Precipitation Behavior of a High-Strength and High-Conductivity Cu-1Cr-0.2Zr-0.25Nb Alloy
LI Longjian, LI Rengeng, ZHANG Jiajun, CAO Xinghao, KANG Huijun, WANG Tongmin
表2 Cu-1Cr-0.2Zr-0.25Nb样品的强度、伸长率、导电率及位错密度
Table 2 Strength, elongation, electrical conductivity, and dislocation density for Cu-1Cr-0.2Zr-0.25Nb samples
Sample

σs

MPa

σb

MPa

C

%IACS

ρ

1014 m-2

δ

%

RⅡ650 ± 6694 ± 358.23 ± 0.0828.96.3
CRⅡ694 ± 4740 ± 158.15 ± 0.0635.94.9
RⅡ-FA30631 ± 13669 ± 873.67 ± 0.2320.18.4
CRⅡ-FA30654 ± 6700 ± 273.29 ± 0.1522.46.7
RⅡ-FA300584 ± 8621 ± 280.27 ± 0.0916.88.8
CRⅡ-FA300606 ± 9646 ± 179.81 ± 0.1018.18.9