½ purger are used on panel radiators and towel warmer radiators. It can be produced according to the wishes of the company. Calibrated high pressuer plugs are made from brass material.
Wrench Flats Clamping Test :Maksimum 40Nm.
screw Tightening Test: Minimum 0.8Nm. Maksimum 2Nm.
Plastic Test : Maksimum 30Nm
O-Ring Test : Minimum 30I/h
Air Pressure Test : 13 Bar
Nickel Plating :3-6 Micron
Heating Test : 120oC
DIN 17672/1 1983