Gestra RK71 DISCO Non-Return Valve
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Description
GESTRA DISCO Non-return valve RK 71 for flanges, wafer design with short overall length acc. to EN 558-1, Tab. 11, series 49 (K4 building length)
Installation in any position
Body centering with spiral ring or rather directly on the body
Opening pressure 5 mbar
Nominal size:
DN 15 – DN 100
Pressure rating:
PN 6, PN 10, PN 16
End connections:
DIN/EN
Materials:
Body, Seat, Guide ribs: hot-pressed brass CW 617 N
Disc, Control Spring, Closing Spring: Stainless steel 1.4571
Sealing: Metal to metal
