丁海峰,杨吉春,张春香,杨全海,何耀宇

• 1:内蒙古科技大学材料与冶金学院
• 2:温州庆鑫彩钢构件有限公司

摘要(Abstract)：

采用蔡司显微镜、扫描电镜等研究了固溶处理对304L不锈钢晶粒长大及力学性能的影响。结果表明:固溶温度越高,晶粒长大速度变快,硬度呈现下降的趋势。保温1 h时,晶粒长大激活能为223.41 k J/mol,硬度下降速率呈现快、慢、快的特点;保温2 h时,晶粒长大激活能为211.09 k J/mol,硬度下降速率呈现逐渐变快的特点。固溶处理后的冲击韧性更好。

关键词(KeyWords)： 固溶处理;晶粒长大速度;硬度;激活能;冲击韧性

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51364031)

作者(Author): 丁海峰,杨吉春,张春香,杨全海,何耀宇

DOI: 10.13289/j.issn.1009-6264.2016.08.018

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