<strong>Ti551</strong>合金的热变形行为及热加工图构建

Ti551合金的热变形行为及热加工图构建

尹建年, 马英杰, 杨锐, 雷家峰, 齐敏, 周丽

Hot Deformation Behavior and Hot Processing Map Construction of the Ti551 Alloy

YIN Jiannian, MA Yingjie, YANG Rui, LEI Jiafeng, QI Min, ZHOU Li

图3 Ti551合金在不同热压缩条件下真应力-应变曲线及经摩擦修正、温度修正后的真应力-应变曲线

Fig.3 True stress-strain curves at temperatures (T) of 800 ^oC (a), 900 ^oC (b), 1000 ^oC (c), and 1100 ^oC (d) under different strain rates ( $\dot{ε}$ ), as well as the true stress-strain curves after friction correction and temperature correction