徐浩,缑瑞宾,于敏,葛业豹

• 1:安徽科技学院机械工程学院
• 2:安徽科技学院建筑学院

摘要(Abstract)：

在-60～20℃下，对9种不同厚度的T2紫铜薄板试样进行低温拉伸试验，研究了板材厚度和温度对T2紫铜薄板拉伸性能的影响。结果表明：T2紫铜薄板的抗拉强度和屈服强度对厚度的敏感性较大，随着板厚的不断增加，呈先增加后减小然后趋于稳定的变化趋势；在-60～20℃下，T2紫铜薄板的拉伸性能对温度的敏感性低，抗拉强度和屈服强度的增幅不超过10%,屈强比和伸长率基本不变。采用非线性拟合方法，建立了T2紫铜薄板的抗拉强度、屈服强度的低温-板厚双参数评价模型，预测结果表明双参数模型能够对T2紫铜薄板的低温拉伸性能进行准确预测。

关键词(KeyWords)： 紫铜薄板;低温环境;抗拉性能;预测模型

Abstract:

Keywords:

基金项目(Foundation): 安徽高校自然科学研究重点和重大项目(KJ2021A0862,KJ2021ZD0111)

作者(Author): 徐浩,缑瑞宾,于敏,葛业豹

DOI: 10.13289/j.issn.1009-6264.2022-0250

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