Effect of temperature on vacuum hot bulge forming of BT20 titanium alloy cylindrical workpiece

• Published in: Transactions of Nonferrous Metals Society of China Vol. 17; no. 5; pp. 957 - 962
• Main Author: 王明伟 张立文 裴继斌 李辰辉 张凡云
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.10.2007; State Key Laboratory for Materials Modification by Laser, Ion and Electron Beams,Dalian University of Technology, Dalian 116085, China; School of Materials Science and Engineering, Dalian University of Technology, Dalian 116085, China%Shenyang Liming Aero-Engine Group Corporation, Shenyang 110043, China
• Subjects: BT20 titanium alloy; numerical simulation; temperature effects; vacuum hot bulge forming; 数字模拟; 温度作用; 真空热膨胀; 钛合金; BT20 titanium alloy; vacuum hot bulge forming; temperature effects; numerical simulation

Temperature is one of the key parameters for BT20 titanium alloy cylindrical workpiece manufactured by vacuum hot bulge forming. A two-dimensional nonlinear thermo-mechanical coupled FE model was established. Numerical simulation of vacuum hot bulge forming process of titanium alloy cylindrical work...