Non Return Valve series RF 6666M


Technical data
Sandwich construction for installation between flanges PN 6 - PN 40. Backflow is reliably prevented due to the spring.

Body 1.4408
Valve plate 1.5471
Spring holder 1.4571
Spring 1.4571  
Special materials upon request

Sizes DN 15 - DN 150
Pressure stages DN 15 - DN 100: PN 6 - PN 40, DN 125 - DN 150: PN 10/16
Working temperature -50 °C to +400 °C
Face-toface dimension DIN EN 558-1 line 49 (DIN 3202/K4)
Test DIN EN 12266-1

Product advantages
Low weight
Low noise  
Low pressure loss due to optimised opening cross section
Any mounting position possible
High reliability
Long service life


product information - series FGT (1.73 MB)  Technical data sheets

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