Liebherr LB 44 Manuel d'utilisateur télécharger pdf (Page 16)

16 Rotary drilling tools

Casings

double-wall

Technical data

Features

• The casings are made of double-wall pipes.

• Casing connections on both sides with female and/or male

part and conical and/or threaded rings. Screw connections

with seal and O-ring.

• Custom-ﬁ t pipe connections for quick positioning and

screwing together of the pipes.

• Lifting device available for all diameters.

Application

Used for producing cased boreholes, especially for pile

installation applying the rotary drilling method.

Other cutting diameters and effective lengths available on request.

L = Nutzlänge

D1 D2 s1 s2 L - effective lengths (m)

[mm] [mm] [mm] [mm] 1 m 2 m 3 m 4 m 5 m 6 m

620 540 15 10 450 830 1205 1590 1970 2345

750 670 15 10 575 1035 1495 1965 2425 2890

800 720 15 10 615 1110 1600 2105 2600 3095

880 800 15 10 670 1215 1760 2315 2860 3405

1000 920 18 10 780 1465 2145 2840 3525 4210

1080 1000 18 10 830 1570 2310 3060 3800 4540

1180 1100 18 10 925 1740 2550 3370 4185 4995

1300 1220 18 10 1025 1920 2810 3725 4620 5520

1500 1420 18 10 1225 2265 3300 4350 5390 6430

1800 1720 18 10 1460 2750 4040 5320 6610 7900

2000 1910 18 10 1590 3080 4570 6060 7550 9050

1 2 ... 11 12 13 14 15 16 17 18 19 20

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Liebherr LB 44 Manuel d'utilisateur Page 16