Plungers DN 150-1200 PN63-125 are designed for air intake during release and release during filling.
The DN150-1200 PN63-125 plungers are designed for air intake during release and release when the oil pipeline is filled with oil, connection of pumping units and provision of pumping (injection) of oil during scheduled and repair work on the linear part of the main pipeline.
Figure A – General view of the plunger assembly
1- plunger tee;
2-sealing plug;
3- plug with control ball valve;
4- flange seal;
5- the plug fixing unit;
6- a set of fasteners.