Internal diameter of steel tube
N.D

External diameter of steel tube

O.D

Scop of application

DI

Length

L

The biggest expand in the distance
l

Thinkness of shell

t

Use the pressure

Bar

The minimum torsion

P

Weight

(kg)

20

34.0

33-35

100

70

0.8

25

20-50

0.6

32

42.7

42-44

100

70

1.0

25

60-120

0.7

40

48.6

47-49

100

70

1.0

25

60-120

0.8

50

60.5

58-61

139

99

1.0

25

80-150

1.9

65

76.3

75-78

139

99

1.0

25

80-150

2.1

80

89.1

88-92

203

150

1.2

16

100-180

4.0

100

114.3

113-117

203

150

1.2

16

100-180

4.4

125

139.8

138-142

204

138

1.5

16

100-180

6.0

150

165.2

163-167

204

138

1.5

16

180-250

6.4

    200

216.3

213-219

255

180

2.0

12

180-250

12.0

250

267.4

265-270

255

180

2.0

12

180-250

14.8

300

318.5

316-321

255

180

2.0

10

250-500

19.2

350

355.6

353-358

255

180

2.5

10

250-500

22.0

400

406.4

403-408

255

170

2.5

8

350-600

24.0

450

457.2

455-461

255

170

2.5

8

350-600

25.8

500

508.0

505-512

255

170

2.5

8

450-800

27.0