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Glenfield - Model 853 - PN16 Series -Constant Flow Valve
The Series 853 Fig 1340 Constant Flow Valve maintains a constant rate of flow regardless of variations in upstream or downstream pressures. It can be used where steady flows are required for treatment or dozing purposes.
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BODY/COVER
Ductile Iron - BS EN 1563
TRIM
Gunmetal - BS EN 1982:1999 CC491K
COATING (internally and externally)
Epoxy (250 microns) -
WIS 4-52-01 Class B (DN80-300)
WRAS Approved to BS 6920
(DN350 - DN800)
FLANGES
BS EN 1092-2, PN16
Standard spring suitable for outlet pressure up to 30m
Also available are spring ratings at 90m and 140m
- Variant: 853/1340
- Connection: Flanged
- Material: Ductile Iron
- DN: DN350-800mm
- Piston design for fast response
- Flow passes down through the seat
- Long springs for accurate pressure settings
- Customised port area for smooth flow transition
OTHER OPTIONS AND DESIGNS AVAILABLE ARE PN25 RATING, MULTI FUNCTION, SPECIAL PORTING, OTHER CONTROL VARIATIONS