Grade

Tensile strength,Min

Yield strength 0.2% offset

Elongation min %

Ksi

Mpa

Min

Max

Ksi

Mpa

Ksi

Mpa

Grade1

35

240

20

138

45

310

24

Grade2

50

345

40

275

65

450

20

Grade3

65

450

55

380

80

550

18

Grade4

80

550

70

483

95

655

15

Grade5

130

895

120

828

10

Grade

EILMENT COMPOSITION

Ti

AL

V

Fe

C

N

H

O

Other,max

Grade1

Balance

0.20

0.08

0.03

0.015

0.18

         0.40

Grade2

Balance

0.30

0.08

0.03

0.015

0.25

0.40

Grade3

Balance

0.30

0.08

0.05

0.015

0.35

0.40

Grade4

Balance

0.50

0.08

0.05

0.015

0.40

0.40

Grade5

Balance

5.5-6.75

3.5-4.5

0.40

0.08

0.05

0.015

0.50

0.40

Grade7

Balance

0.30

0.08

0.03

0.015

0.25

0.40

Grade9

Balance

0.25

0.08

0.03

0.015

0.15

0.40

Grade12

Balance

0.30

0.08

0.03

0.015

0.25

0.40