{"title":"7H3A铝合金空心型材的热处理工艺研究","authors":"鑫 谭, 芬 徐, 高用 林","doi":"10.33142/msra.v1i1.1282","DOIUrl":null,"url":null,"abstract":"7H3A铝合金是国内某企业自主研发的一种中强可焊Al-Zn-Mg合金,可实现分流挤压与在线淬火。本文采用正交实验方法探讨该合金空心型材的热处理工艺,结果表明,该合金挤压型材经在线淬火加195℃×2.5 h人工时效后,抗拉强度、延伸率和硬度分别为462.17 MPa、13.18%、147.7 HV;经520℃×60 min离线固溶+水淬+175℃×8 h人工时效后,抗拉强度,延伸率和硬度分别为506.39 MPa、10.50%、173.2 HV。","PeriodicalId":21005,"journal":{"name":"Research and Application of Materials Science","volume":"57 1","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2019-07-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Research and Application of Materials Science","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.33142/msra.v1i1.1282","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
7H3A铝合金空心型材的热处理工艺研究
7H3A铝合金是国内某企业自主研发的一种中强可焊Al-Zn-Mg合金,可实现分流挤压与在线淬火。本文采用正交实验方法探讨该合金空心型材的热处理工艺,结果表明,该合金挤压型材经在线淬火加195℃×2.5 h人工时效后,抗拉强度、延伸率和硬度分别为462.17 MPa、13.18%、147.7 HV;经520℃×60 min离线固溶+水淬+175℃×8 h人工时效后,抗拉强度,延伸率和硬度分别为506.39 MPa、10.50%、173.2 HV。
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