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shi nie ji he jin huo de chao su xing de re chu li xin gong yi huo zhuan li quan
Pages: 15
Year: Issue:  11
Journal: Ordnance Material Science and Engineering

Keyword:  镍基合金超塑性热变形热处理方法冶金文摘专利号冷变形大型设备形度;
Abstract: <正> 据俄文版《冶金文摘》1991年10月号报道,美国公布了一项可保证镍基合金呈现超塑性的热处理方法,并获得专利权,专利号为US4935069。 镍基合金的成分(wt%)为:25~32Cr,3.0~7.0Al,其余为Ni。开始时合金进行
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