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zhu zao lv he jin bian su xiang ti bu han
Pages: 12-13
Year: Issue:  3
Journal: Welding Technology

Keyword:  铸造铝合金补焊铝合金铸件机械加工焊接坡口生产任务齿轮减速分段退焊焊接电流尺寸公差;
Abstract: <正> 铝合金铸件,特别是一些结构复杂的铸件,在浇铸后或机械加工时常发现裂纹、夹渣、掉砂、缩孔、疏松等各种缺陷。为了能按时完成生产任务,减少经济损失,常常采用补焊的方法。因为铸造铝合金的补焊容易出现裂
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