研究了电场时效处理中电场强度对LY12铝合金的微屈服强度和微变形行为的影响,也研究了直流电场时效和脉冲电场时效对合金微变形行为的影响.结果表明,适当的电场时效可以使合金的微屈服强度明显提高,优选出最佳的电场时效工艺参数是:E=2kV/cm,190℃/10h.
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