Grundprinzip des Line-Stop Verfahrens
For creating a flow stop
on a pipe under pressure a special "flow stop"
machine have to be mounted on a slide valve.
In preparation of the actual linestop work a hot tap have to be made before.
(hot tapping)
Onto the welded neck flange a special line - stop machine have to be mounted.
The slide valve will be opened and the plugging head can be adopt.
A flow stop is created under full pressure and temperature.
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