差压铸造铝合金轮毂组织分析及性能测试

邢志媛; 侯立群; 朱秀荣; 范云波; 王进华

doi:10.15980/j.tzzz.2013.12.029

压力铸造 | 浏览量 : 0 下载量: 202 CSCD: 3

导出
分享
收藏
专辑

差压铸造铝合金轮毂组织分析及性能测试
Analysis of Microstructure and Properties Test of Differential Pressure Casting Aluminum Alloy Wheel Hub
2013年33卷第12期页码：1132-1133
纸质出版日期： 2013 ，
DOI： 10.15980/j.tzzz.2013.12.029

扫描看全文

[1]邢志媛,侯立群,朱秀荣,范云波,王进华.差压铸造铝合金轮毂组织分析及性能测试[J].特种铸造及有色合金,2013,33(12):1132-1133.

Xing Zhiyuan, Hou Liqun, Zhu Xiurong, et al. Analysis of Microstructure and Properties Test of Differential Pressure Casting Aluminum Alloy Wheel Hub[J]. Special Casting & Nonferrous Alloys, 2013,33(12):1132-1133.
[1]邢志媛,侯立群,朱秀荣,范云波,王进华.差压铸造铝合金轮毂组织分析及性能测试[J].特种铸造及有色合金,2013,33(12):1132-1133. DOI： 10.15980/j.tzzz.2013.12.029.

Xing Zhiyuan, Hou Liqun, Zhu Xiurong, et al. Analysis of Microstructure and Properties Test of Differential Pressure Casting Aluminum Alloy Wheel Hub[J]. Special Casting & Nonferrous Alloys, 2013,33(12):1132-1133. DOI： 10.15980/j.tzzz.2013.12.029.

摘要

对国外采用差压铸造的特种车辆铝合金轮毂进行了成分分析、热处理工艺试验、组织观察和性能测试。结果表明

差压铸造特种车辆铝合金轮毂组织致密

晶粒细小

无气孔、缩孔和缩松等铸造缺陷

经过515℃×18h固溶处理和155℃×6h时效处理

其抗拉强度为355MPa、屈服强度为255MPa、伸长率为7.5%、硬度（HB）为122。

Abstract

Differential pressure casting aluminum alloy wheel hub for special vichile was analyzed including chemical composition

heat treatment

microstructure observation and properties test.The results show that differential pressure casting aluminum alloy wheel hub exhibits sound structure and fine grain size with absence of gas hole

shrinkage porosity（holes）.After solid solution at 515℃for 18hand aging treatment at 155 ℃for 6h

tensile strength

yield strength

elongation and hardness（HB）of the wheel hub reach 355MPa

255MPa

7.5%and 122

respectively.