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Abstract:
通过真空感应炉中氩气保护,在ZM5熔体中加入Si获得原位反应自生Mg2Si/ZM5复合材料.采用金相显微镜、环境扫描电镜、拉伸实验等研究了Ca对该材料组织与性能的影响规律.结果表明:Ca的加入改变了Mg2Si/ZM5复合材料中Mg2Si相的形貌,使其从不规则的汉字状变成较细小的多角形,从而改善了材料的力学性能;当加入0.05%Ca(质量分数)时,复合材料的室温力学性能最好,屈服强度提高了10.4%,延伸率提高了52.4%;在200℃高温下,当含Ca0.05%~0.10%(质量分数)时其屈服强度和延伸率最好,分别提高了30.1%和92.3%.
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中国有色金属学报
ISSN: 1004-0609
CN: 43-1238/TG
Year: 2005
Issue: 3
Volume: 15
Page: 410-414
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 7
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