HPT工艺参数对Al-Zn-Mg-Cu合金强韧化机理研究  

Study on the Toughness Mechanism of Al-Zn-Mg-Cu Alloy by HPT Process Parameter

作　　者：刘海娟 张家玺 丁永根 薛克敏[2] LIU Hai-juan;ZHANG Jia-xi;DING Yong-gen;XUE Ke-min(School of Intelligent Manufacturing,Anhui Wenda University of Information Engineering,Hefei,231201,Anhui;School of Materials Science and Engineering,Hefei University of Technology,Hefei,230009,Anhui)

机构地区：[1]安徽文达信息工程学院智能制造学院,安徽合肥231201 [2]合肥工业大学材料科学与工程学院,安徽合肥230009

出　　处：《蚌埠学院学报》2024年第2期24-29,共6页Journal of Bengbu University

基　　金：安徽省教育厅高等学校科学研究项目(2022AH052856)。

摘　　要：针对A1-Zn-Mg-Cu合金进行了HPT变参数正交实验,以探讨HPT工艺参数对合金力学性能的影响。通过多角度力学性能测试,包括抗拉强度和延伸率等,与常温试件的力学性能进行了比对,分析了变化规律;利用SEM对A1-Zn-Mg-Cu合金在高温下的断口形态进行观察,以揭示高温高压下A1-Zn-Mg-Cu合金的破坏机制。研究内容将为该技术在工业上的推广与应用奠定一定的理论与技术基础。For A1-Zn-Mg-Cu alloy,orthogonal experiments with HPT variable parameters were performed to investigate the influence of HPT process parameters on the mechanical properties of alloys.Through multi-angle mechanical property test,including tensile strength and elongation,it compared the mechanical properties of the normal temperature specimen,analyzed the variation pattern,and used SEM observed the fracture pattern of A1-Zn-Mg-Cu alloy at high temperature to reveal the failure mechanism of A1-Zn-Mg-Cu alloy at high temperature and high pressure.The research content of this study will lay a certain theoretical and technical foundation for the popularization and application of this technology in industry.

关 键 词：HPT正交实验 变形工艺参数 A1-Zn-Mg-Cu合金 破坏机制 

分 类 号：TG146[一般工业技术—材料科学与工程] TG301[金属学及工艺—金属材料]