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Crane D931 Fixed Orifice Double Regulating Valve - WRAS Approved

The Crane D931 bronze double regulating valve, with its integral fixed orifice design, offers an accuracy of ± 5% on all settings, for precise flow regulation and measurement.

  • Bronze body
  • BSP female threaded ends
  • Designed according to BS7350
  • WRAS approved
  • Complete with test points
  • For use in heating and cooling systems and other water systems
  • Y-pattern globe valves have characteristic throttling disc tending towards equal percentage performance
  • Integral square-edged entrance orifice plate and P84 insertion test points fitted
  • Double regulating feature allows valve opening to be set with an allen key
  • Valve operation by micro-set handwheel
  • Double regulating feature allows the valve to be used for isolation and to be reopened to its pre-set position to maintain required flow rate
  • It is recommended a minimum of 5 times the valve DN size of the straight pipe before the inlet and 2 times the DN size on the outlet

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Working Temperature:

-10°C to +100°C

Maximum Working Pressure:

25 bar

Grouped product items
Product Name Part No. Delivery Time Price Qty
1/2" BSP Crane D931 Fixed Orifice Double Regulating Valve D931 04 2 to 3 Days
Special Price £172.76 Regular Price £246.80
3/4" BSP Crane D931 Fixed Orifice Double Regulating Valve D931 05 2 to 3 Days
Special Price £277.62 Regular Price £396.60
1" BSP Crane D931 Fixed Orifice Double Regulating Valve D931 06 2 to 3 Days
Special Price £330.12 Regular Price £471.60
1 1/4" BSP Crane D931 Fixed Orifice Double Regulating Valve D931 07 2 to 3 Days
Special Price £442.61 Regular Price £632.30
1 1/2" BSP Crane D931 Fixed Orifice Double Regulating Valve D931 08 2 to 3 Days
Special Price £641.90 Regular Price £917.00
2" BSP Crane D931 Fixed Orifice Double Regulating Valve D931 09 2 to 3 Days
Special Price £968.66 Regular Price £1,383.80
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