Mechanical properties, corrosion behaviors and microstructures of 7075 aluminium alloy with various aging treatments

• Published in: Transactions of Nonferrous Metals Society of China Vol. 18; no. 4; pp. 755 - 762
• Main Author: 李劲风 彭卓玮 李朝兴 贾志强 陈文敬 郑子樵
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.08.2008; Key Laboratory of Nonferrous Metal Materials Science and Engineering, Ministry of Education,Central South University, Changsha 410083, China; School of Materials Science and Engineering, Central South University, Changsha 410083, China
• Subjects: 7075 Al alloy; 7075铝合金; aging treatment; corrosion behavior; microstructure; tensile property; 微观结构; 拉伸性能; 老化处理; 腐蚀行为; aging treatment; corrosion behavior; 7075 Al alloy; microstructure; tensile property

The influence of two novel aging treatments, T616 （130 ℃, 80 min ＋ 65℃, 240 h＋130℃, 18 h） and high-temperature pre-precipitation（HTPP） aging （445℃, 30 min＋120℃, 24 h） on the tensile properties, intergranular corrosion, exfoliation corrosion behaviors and microstructures of 7075 AI alloy was studied,...