TA15-2Ti-4Al-1Mo-1V-1.5Zr余3.5~4.50.5~1.50.5~1.51.0~2.0≤0.100.150.050.040.0030.120.100.30TA16Ti-2Al-2.5Zr余1.8~2.52.0~3.0≤0.120.250.080.040.0060.150.100.30TA17Ti-4Al-2V余3.5~4.51.5~3.0≤0.150.250.080.050.0150.150.100.30TA18Ti-3Al-2.5V余2.5~3.52.0~3.00.250.050.020.0150.120.100.40TA19Ti-6Al-2Sn-4Zr-2Mo-0.1Si余5.5~6.51.8~2.21.8~2.23.6~4.4≤0.130.250.050.050.01250.150.100.30TA20Ti-4Al-3V-1.5Zr余3.5~4.52.5~3.51.0~2.0≤0.100.150.050.040.0030.120.100.30TA21Ti-1Al-1Mn余0.4~1.50.5~1.3≤0.30≤0.120.300.100.050.0120.150.100.30TA22Ti-3Al-1Mo-1Ni-1Zr余2.5~3.50.5~1.5Ni：0.3~1.00.8~2.0≤0.150.200.100.050.0150.150.100.30)