Bore:
full.
Stem:
anti blow out.
Seats:
high resistance virgin PTFE.
Upper seal:
4 seals
1 PTFE ring - high pressure
2 anti-friction self-adjusting cone shaped seals, in PTFE - medium and low pressure
1 O-Ring - low pressure. Finishing: Internal surfaces are nickel free and comply with forthcoming European drinking water regulations.
Ball:
special self washing system that avoids stagnation.
• The GALAXY DVGW series has been designed to comply with forthcoming European drinking water regulations which requires all internal surfaces to be nickel-free and all components in contact with the water to be compliant to regulations.
Temperature limits:
for fluids from –15°C to +120°C with occasional peaks of 130°C for one hour.
Pressure limits:
for fluids from 50 bar to 40 bar