HomeProductsValves (Cast & Ductile Iron)DUCTILE IRON FIXED ORIFICE DOUBLE REGULATING VALVE

DUCTILE IRON FIXED ORIFICE DOUBLE REGULATING VALVE

Feature

  • Y-pattern globe design, fixed orifice type.
  • Accuracy of ±5% at full open position of the valve.
  • Equipped with 2 measuring nipples for differential pressure measurement.
  • Microset adjustment range for maximum flow control.
  • Double regulating feature allows valve opening to be set with allen key.
  • Long neck for thermal insulation.
  • Flanged connection to EN1092-2 PN16 / PN25.
  • Comply to BS 7350 Standard.

Download

For a comprehensive overview of the product specifications mentioned above, feel free to download the product catalog here.

Application

Tozen Double Regulating Valves are installed and used in centralised heating and
cooling systems to obtain design flow rates of each terminal units and balancing the
circuits in the building.

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Spesification

Material

PartMaterialEN
BodyDuctile IronEN-JS 1040
BonnetDuctile IronEN-JS 1040
DiscDuctile Iron with EPDM coatedEN-JS 1040
Stem [65-300mm]Stainless Steel 410BS970 410S21
Stem [350-500mm]Stainless Steel 431BS970 431S29
Stem [600mm]Stainless Steel 630–
Gland [65-150mm]BrassEN12165 CW617N
Gland [200-600mm]Ductile IronEN-JS 1040
HandwheelDuctile IronEN-JS 1040
Orifice InsertBrass [65-300mm]
Stainless Steel [350-600mm]		 
Measuring NippleBrass 

Pressure / Temperature Ratings

 DDRV-BDDRV-B25
Working Pressure16 bar25 bar
Testing PressureShell: 1.5 times
Seat: 1.1 times		Shell: 1.5 times
Seat: 1.1 times
Working Temperature-10°C to 120°C-10°C to 120°C
Suitable MediaWaterWater

Drawing

Dimensions

Size (mm)L (mm)H (mm)D (mm)Kvs
65290263200104
80310268200116
100350300240213
125400328290333
150480340290476
200600525350768
2507305724201153
3008506864201743
3509806814201798
40011009656402338
45012009726402698
500125010656403708
600145011806404500

Note: Kvs at fully open position.

Structure

Valve Structure Diagram

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