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zai jin shu chao su xing ya suo zhuang tai xia ju xing tiao liao de bian xing li ji suan
Author(s): 
Pages: 82-88
Year: Issue:  3
Journal: Materials Science and Technology

Keyword:  超塑性压缩矩形条压缩状态变形力计算平均压力主应力法金属材料应变速率超塑性力学塑性状态;
Abstract: 本文利用金属超塑性力学方程式 Sij=2/3k(εc)m-1εij,对矩形条料在超塑性压缩状态下,采用主应力法与能量方程进行推导,得到变形力计算的理论公式。近似地估计了锌铝共析合金在250℃下单位平均压力 Pmax,与经验数值基本接近。
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