Diameter (D):

  From 0.8m to 2.4m

Effective Length (EL):

  From 6.0m to 20.0m

Total Length (TL):

  From 7.0m to 21.5m

Standard Number of Layers:

  Usually 4-10 layers

Loading Capacity:

  About 10-40 T/M

type

D=0.8m

D=1.0m

D=1.2m

D=1.5m

D=1.8m

D=2.0m

3 layers

0.13MPA

0.10MPA

0.09MPA

0.07MPA

0.06MPA

0.05MPA

4 layers

0.17MPA

0.13MPA

0.11MPA

0.09MPA

0.08MPA

0.07MPA

5 layers

0.21MPA

0.17MPA

0.14MPA

0.11MPA

0.09MPA

0.08MPA

6 layers

0.25MPA

0.20MPA

0.17MPA

0.13MPA

0.11MPA

0.10MPA

7 layers

0.29MPA

0.23MPA

0.20MPA

0.15MPA

0.13MPA

0.12MPA

8 layers

0.33MPA

0.26MPA

0.23MPA

0.17MPA

0.15MPA

0.14MPA

Diameter

Working pressuer
 

Working height
 

Guaranteed bearing capacity per unit length

KN/m

t/m

Lb/ft

D=1.2m
(D=3.94ft)

0.17Mpa
(24.66psi)

0.7m(2.296ft)

133.61

13.62

9154

0.6m(1.968ft)

160.30

16.34

10983

0.5m(1.640ft)

187.08

19.07

12818

0.4m(1.312ft)

213.76

21.79

14646

0.3m(0.984ft)

240.44

24.51

16474

0.2m(0.656ft)

267.22

27.24

18309

D=1.5m
(D=4.92ft)

0.13Mpa
(18.85psi)

0.9m(2.952ft)

122.63

12.50

8402

0.8m(2.624ft)

143.03

14.58

9800

0.7m(2.296ft)

163.43

16.66

11198

0.6m(1.968ft)

183.94

18.75

12602

0.5m(1.640ft)

204.34

20.83

14000

0.4m(1.312ft)

224.75

22.91

15398

0.3m(0.984ft)

245.15

24.99

16797

0.2m(0.656ft)

267.81

27.30

18349

D=1.8m
(D=5.90ft)

0.11Mpa
(15.95psi)

1.1m(3.608ft)

120.96

12.33

8287

1.0m(3.280ft)

138.22

14.09

9470

0.9m(2.952ft)

155.59

15.86

10660

0.8m(2.624ft)

172.85

17.62

11843

0.7m(2.296ft)

190.22

19.39

13033

0.6m(1.968ft)

207.48

21.15

14216

0.5m(1.640ft)

224.75

22.91

15398

0.4m(1.312ft)

242.01

24.67

16581

0.3m(0.984ft)

259.38

26.44

17771

0.2m(0.656ft)

276.64

28.20

18954