D

R

0.6

1.0

1.6

MPa

MPa

MPa

TH

TH

TH

10

15

5.5

5.5

5.5

15

22.5

5.5

5.5

5.5

20

30

5.5

5.5

5.5

25

37.5

5.5

5.5

5.5

32

48

5.5

5.5

5.5

40

60

5.5

5.5

5.5

50

75

5.5

5.5

5.5

65

97.5

5.5

5.5

5.5

80

120

5.5

5.5

5.5

100

150

5.5

5.5

9.4

125

187.5

5.5

5.5

9.4

150

225

5.5

9.4

10.9

200

300

7.1

9.8

12.9

250

375

9.4

10.4

15.2

300

450

9.4

13.3

17.3

350

525

9.8

15.8

19.6

400

600

10.6

16.8

23.8

450

675

13

18.3

26.2

500

750

13.7

18.9

26.2

600

900

16.2

22.7

27.6

700

1050

18.6

24.5

37.2

800

1200

18.6

28.3

43.8

900

1350

20

30.2

48.3

1000

1500

22.9

33.2

52.6