热轧4343/3003/7072铝合金钎焊板的组织与性能  

Study of Microstructure and Mechanical Properties of 4343 /3003 /7072 Aluminum Alloy Brazing Sheet Manufactured by Hot Roll Bonding

作　　者：谢建雄 周沛 朱科杰 谢红聚 李滔[2] 王顺成[2] 

机构地区：[1]广东星湖新材料有限公司,广东肇庆526070 [2]广东省工业技术研究院(广州有色金属研究院),广东广州510650

出　　处：《有色金属加工》2015年第2期30-32,共3页Nonferrous Metals Processing

基　　金：肇庆市科技局产学研结合技术创新项目(2012C007)

摘　　要：采用热轧复合工艺生产4343/3003/7072铝合金钎焊板,利用光学显微镜、电子拉伸试验机和扫描电镜,研究了铝合金钎焊板的包覆率、显微组织和力学性能。结果表明,铝合金钎焊板的包覆层合金厚度均匀、复合界面平整,铝合金钎焊板中4343和7072铝合金包覆层的包覆率分别为9.0%和8.1%,铝合金钎焊板的抗拉强度、屈服强度和伸长率分别为118.62 MPa、56.21 MPa和32.48%。The paper highlighted cladding rate,microstructure and mechanical properties of 4343 /3003 /7072 aluminum alloy brazing sheet manufactured by hot roll bonding using OM,SEM and electronic tensile testing machine; The results indicated that the clad thickness was uniform and the composite interface was smooth,with cladding rate of 4343 and 7072 clad alloy reaching 9. 0% and 8. 1%,respectively; the tensile strength,yield strength and elongation of the aluminum alloy brazing sheet were 118. 62 MPa,56. 21 MPa and 32. 48%,respectively.

关 键 词：铝合金钎焊板 热轧复合 包覆率 

分 类 号：TG335.8[金属学及工艺—金属压力加工]