Hattersley Fig 1732 Fixed Orifice Double Regulating Valve (FODRV)

Description

This is a stock product and will be despatched the same day.

Fixed Orifice Double Regulating Valve – Bronze

The bronze Hattersley Fig 1732 Fixed Orifice Double Regulating Valve (FODRV) commissioning range offers accuracy of +/-5% on all settings. The integral fixed orifice design offers greater accuracy, makes set-up easier and involves fewer connections resulting in lower installation costs.

Features & Benefits

- Provides precise and accurate flow regulation
- Easy to operate with handwheel and numerical indicator
- Integral orifice and test points – no need for separate DRV and metering station
- WRAS Approved for use with potable water to 85°C
- Positive flow control at all handwheel settings
- The FODRV offers an accuracy of ± 5% on all settings, for precise flow regulation and measurement

Specification

- Conforms to BS7350: 1990
- Handwheel operated.
- Numerical indicator.
- Inside screw non-rising handwheel.
- Characterised regulating disc.
- Integral fixed orifice.
- Supplied with two Figure 631 test points.
- End connections threaded.
- Sizes 1 to 2" taper threaded
- BS EN 10266 (ISO 7-1) formerly BS 21.
- Sizes 1/2 & 3/4" to ISO 228 parallel.
- WRAS Approved Product.

Material Specification

Handwheel: Plastic
Stem: DZR copper alloy
Stem Seals: EPDM
Disc: DZR copper alloy
Disc Seal (1-2"): PTFE
Bonnet: DZR copper alloy
Body: Bronze 1982 CC491K
Orifice Insert: DZR copper alloy
Figure 631 Test Valve: DZR copper alloy

Pressure/Temperature Rating (Threaded Ends)

- BS 7350 PN20
- 17.2 bar at 120ºC
- 20 bar at -10 to 100ºC

See datasheet for dimensions and weights.

Datasheets

Hattersley Fig 1732 Fixed Orifice Double Regulating Valve (FODRV) Datasheet

Notes

This item is the equivalent of the Crane D931 Double Regulating valve