The heat treatment production institutions of 2a70 aluminium alloy pre-stretching plate are determined.
确定了2a70铝合金预拉伸厚板的热处理工艺参数。
The effect of quenching temperature, the interval time from quenching to aging and aging institution to 2A70 aluminium alloy pre-stretching plate structure and properties are introduced.
介绍了固溶处理温度、淬火到时效间隔时间及时效制度等对2A70铝合金预拉伸厚板组织和性能的影响；
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