Buderus Manual on Trenchless Installation of Ductile Cast ... - Duktus
Buderus Manual on Trenchless Installation of Ductile Cast ... - Duktus
Buderus Manual on Trenchless Installation of Ductile Cast ... - Duktus
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11.2 Installati<strong>on</strong> instructi<strong>on</strong>s for DN 600 - DN 1000 BLS ® joints<br />
Applicability<br />
DN 00 - DN 1000 BLS ® joints<br />
These installati<strong>on</strong> instructi<strong>on</strong>s apply to<br />
ductile cast ir<strong>on</strong> pipes and fittings with l<strong>on</strong>gitudinal<br />
force-fit BLS ® restrained joints.<br />
Where appropriate the installati<strong>on</strong> instructi<strong>on</strong>s<br />
for pipes with cement mortar coatings<br />
(ZMU) should be followed.<br />
In the case <strong>of</strong> buried pipelines, the number <strong>of</strong> joints to be locked has to be decided in accordance<br />
with DVGW Arbeitsblatt GW 3 8.<br />
The permitted tractive forces for trenchless installati<strong>on</strong> techniques are laid down in DVGW<br />
Arbeitsblätter GW 321, 322-1, 323 and 32 (draft), or see secti<strong>on</strong> 2, page 20, Table 2.1.<br />
C<strong>on</strong>structi<strong>on</strong> <strong>of</strong> the DN 600 - DN 1000 joint<br />
X<br />
Retaining chamber Welding bead<br />
Locking<br />
segment<br />
Clamping<br />
strap<br />
Inserting end<br />
TYTON ® gasket<br />
Number <strong>of</strong> locking segments per joint<br />
Socket<br />
Openings in socket<br />
View <strong>on</strong> X<br />
DN 00 700 800 900 1000<br />
n 9 10 10 13 1<br />
11