4

Model¡GRDF(Flange Type)¡BRDT(Thread Type)

Flange Type

Product accent¡G
  • The gate is designed for opening status, which will not influence the water supply function under unstable inlet pressure condition.
  • When the outlet pressure responds directly to the pressure control chamber and adjust the setting pressure, it responses quickly and adjust the pressure accurately.

Flange Type-illustration
  1. Upper Cover¡GBronze
  2. Body¡GBronze / SS304
  3. U-ring¡GNBR
  4. Piston¡GBronze
  5. Sealing Spacer¡GNBR
  6. Sealing Washer¡GBrass
  7. Shaft Guiding Seat¡GBronze
  8. Center Shaft¡GBrass
  9. Diaphragm Washer ¡GSS 304
  10. Diaphragm ¡GEPDM
  11. Fixed Bolt¡GSS 304
  12. Fixed Bolt¡GSS 304
  13. Spring¡GSpring Steel
  14. Lower Cover¡GDuctile Iron
  15. Adjusting Stem¡GSS 304
  • Pressure Adjusting Range¡G
    1 kgf/cm2 ¡ã5 kgf/cm2
    3 kgf/cm2 ¡ã8 kgf/cm2
    (special order is needed for other range)
  • Valve Body Testing Pressure¡G21kgf/cm2
  • Maximum Applied Pressure:
    12 kgf/cm2
  • Pressure needed from fully-closed gate to fully opened gate: 1 kgf/cm2
    (1 kgf/cm2 =14.2 psi)
  • Applied Temperature: -15¢J ~ 80¢J
  • Applied Fluid: Fresh water
Item No Flange Type H L CV
RDT-50 2" 150 190 17
RDT-65 2-1/2" 165 210 28
RDT-80 3" 200 225 60
RDT-100 4" 220 250 80

Measuring Unit¡Gmm


Thread Type-illustration
   
  1. Gauge¡GIron / SS304
  2. Upper Cover¡GBronze / SS304
  3. O-ring¡GNBR
  4. Body¡GBronze / SS304
  5. Piston ¡GBrass /  SS304
  6. Sealing¡GNBR
  7. Shaft ¡GBrass / SS304
  8. Diaphragm¡GNBR
  9. Fixed Bolt¡GSS304
  10. Diaphragm Washer¡GSS304
  11. Spring¡GSpring Steel
  12. Spring Cover¡GPolyamide 66
  13. Spring Washer¡GElectroplated Iron
  14. Adjusting Bolt¡GBrass
  • Applied Fluid: Fresh water
  • Pressure Adjusting Range¡G
    1 kgf/cm2 ¡ã3 kgf/cm2
    2 kgf/cm2 ¡ã5 kgf/cm2
    4 kgf/cm2 ¡ã9 kgf/cm2
  • Valve Body Testing Pressure¡G21kgf/cm2¡G21kgf/cm2
  • Maximum Applied Pressure: ¡G12kgf/cm2
  • Applied Temperature:¡G-15°C¡ã80°C

Item No Thread Type H L CV
RDT-15 1/2" 70 60 2.5
RDT-20 3/4" 70 70 4.0
RDT-25 1" 80 80 6.5
RDT-32 1 1/4" 85 90 10.0
RDT-40 1 1/2" 110 110 13.0
RDT-50 2" 115 115 17.0
RDT-65 2-1/2" 180 150 28.0

¡¹2-1/2 Bronze Only

Measuring Unit¡Gmm



Flow Chart of Direct-Activated Pressure Reducing Valve

 

Z-Tide Valves Industrial Co.,Ltd TEL: +886-7-331-1060 FAX: +886-7-331-0100 E-mail: sales@z-tide.com
Official Exporting Department: Elite Line Industrial Corporation
Z-TIDE Group Elite Line Industrial Corp
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