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HATTERSLEY Cast Iron Variable Orifice
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HATTERSLEY Cast Iron Variable Orifice

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Figure No: M737 - sizes 50 to 200mm
Cast Iron Variable Orifice
Pressure Rating: PN16
Material: Cast Iron
Double Regulating Valve PN16

  • Pressure/Temperature Rating
    • 16 bar from -10 to 120ºC
  • Test Pressure
    • Shell: 24 bar
    • Seat: 17.6 bar
  • Specification
    • Kitemarked to BS7350
    • Inside screw, non-rising stem
    • EPDM coated disk
    • Backseating feature
    • Flanged to BS EN 1092-2 PN16
    • Fitted with regulating disk, double regulating device and indicator, figure 631 test points and extensions
    • Valves can be supplied with vapour seal
    • Optional insulation boxes
    • Flow charts available.


The maximum temperature is determined by the EPDM elastomer coated disk