| 7N01铝合金板材表面的深灰色条纹和“气泡”缺陷原因分析 |
| |
| 引用本文： | 苏玉洁.7N01铝合金板材表面的深灰色条纹和“气泡”缺陷原因分析[J].轻合金加工技术,2012(8):42-44. |
| |
| 作者姓名： | 苏玉洁 |
| |
| 作者单位： | 东北轻合金有限责任公司 |
| |
| 摘 要： | 我公司生产的7N01铝合金板材表面上曾发现有深灰色条纹和"气泡"缺陷,通过对该缺陷进行宏观组织和显微组织的观察及分析得知:板材缺陷处存在大量密集的化合物初晶,此化合物初晶导致板材表面出现深灰色条纹和"气泡"。
|
| 关 键 词： | 7N01铝合金 化合物初晶 铸造温度:深灰色条纹 气泡 |
Reason analysis of dark-grey stripes and "bubbles" on 7N01 aluminum alloy sheets surface |
| |
| SU Yu-jie.Reason analysis of dark-grey stripes and "bubbles" on 7N01 aluminum alloy sheets surface[J].Light Alloy Fabrication Technology,2012(8):42-44. |
| |
| Authors: | SU Yu-jie |
| |
| Affiliation: | SU Yu-jie(Northeast Light Alloy Co.Ltd.,Harbin 150060,China) |
| |
| Abstract: | The dark grey stripes and "bubbles" on 7N01 aluminum alloy sheet surface have been found.The macrostructure and microstructure of these defects have been investigated and analyzed.The investigation results show that there are a large quantity of compound preliminary crystals concentrated at the area of defects.These compound preliminary crystals on the aluminum alloy sheet surface present dark-grey stripes and "bubbles". |
| |
| Keywords: | 7N01 aluminum alloy compound preliminary crystal cast temperature dark grey stripe bubble |
| 本文献已被 CNKI 等数据库收录！ |
