Chemical composition and mechanical properties of main high-strength titanium alloys in the United States and Russia

α+β alloy

Ti-431

Ti-4A1-3Mo-1V

3.7

Quenching + aging

1350

3-5

BT14

Ti-5A1-3Mo-1V

3.7

Quenching + aging

annealing

1275

1190

4-6

11.5

Ti-62222S

Ti-6A1-2Sn-2Z--2Mo-2Cr-0.25Si

5.3

Quenching + aging

annealing

1330

1162

7.5

10

Ti-6246

Ti-6A1-2Sn-4Zr-6Mo

6.0

Quenching + aging

Annealing

1214

1105

13

12

BT3-1

Ti-6A1-2.5Mo-1.5Cr-0.5Fc-0.3S

6.0

Quenching + aging

Annealing

1270

1150

7-12

7

BT23

Ti-5A1-4.5V-2Mo-1Cr-0.6F

8.1

Quenching + aging

Annealing

1460

1007

≥5

18.4

SP-700

Ti-45A1-3V-2Mo-2Fe

8.1

Quenching + aging

Annealing

1377

890

12

≥14

BT16

Ti-3A1-4.5V-5Mo

8.2

Quenching + aging

1100

14

Near metastable β alloys

BT22M

Ti-5AI-5M0-1V-1Cr-1Fe-1.5Sn-2Zr

9.4

annealing

1200

≥6

BCEZ

Ti-5A1-4Mo-2Cr-12Fe-2Sn-4Zr

9.7

Quenching + aging

Annealing

1506

1160

13

10

Ti-17

Ti-5A1-2Sn-4Mo-4Cr-2Zr

10.7

Quenching + aging

1300

13

βⅢ

Ti-11.5Mo-6Zr-4.5Sn

11.5

Quenching + aging

1413

7

Ti-1023

Ti-10V-2Fe-3A1

11.1

Quenching + aging

annealing

1275

1175

7.5

12

BT22

Ti-5A1-4.75Mo-4.75V-1Cr-1Fe

11.8

Quenching + aging

1475

8

Metastable β Alloys

BT22и

Ti-3A1-5V-5Mo-12Cr-1.2Fe

13.0

annealing

1100

≥8

Ti-2041

Ti-4A1-20V-1Sn

14.3

Quenching + aging

1530

6

Ti-15-3

Ti-15V-3A1-3Cr-3Sn

15.7

Quenching + aging

1475

14

B21S

Ti-15Mo-3A1-2.7Nb-0.25Si

15.8

Quenching + aging

1260

4-5

Timet LCB

Ti-6.8Mo-4.5Fe-1.5A1

15.8

Quenching + aging

1470

5-8

BT35

Ti-15V-3Cr-3Al-3Sn-1Zr-1Mo

16.7

Quenching + aging

1275

≥8

Ti-8823

Ti-8Mo-8V-2Fe-3Al

17.7

Quenching + aging

1250

7-8

BT32

Ti-8V-8Mo-1.5Cr-1.5Fe-3Al

19.2

Quenching + aging

1250

≥8

βC

Ti-8V-6Cr-4Mo-4ZT-3AI

19.7

Quenching + aging

1117

18

Ti-13-11-3

Ti-13V-11Cr-3AI

27.6

Quenching + aging

1400

6-8