内氧化法制备表面弥散强化铜合金的组织与性能Microstructures and properties of surficial dispersion - strengthening copper alloy produced by internal oxidation
李红霞,田保红,宋克兴,刘平
摘要(Abstract):
以Cu_2O为氧化剂,在氩气保护下对不同w(Al)的Cu-Al合金表面进行弥散强化(内氧化温度为1123-1273K,保温时间10-96h),并对内氧化层的组织形貌进行了研究。结果表明,w(Al)的多少直接影响内氧化层的厚度、组织形貌及硬度和导电率,Cu-Al合金的内氧化动力学曲线呈抛物线变化规律。
关键词(KeyWords): 弥散强化;Cu-Al合金;内氧化;逆扩散
基金项目(Foundation): 河南省自然科学基金资助(资助号0122021300)
作者(Author): 李红霞,田保红,宋克兴,刘平
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DOI: 10.14024/j.cnki.1004-244x.2005.02.014
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