Double Seal Valve
  • Description
  • Parameters
  • Structure Performance
  • Configuration
  • Case
Handle valve
Handle valve
Gear valve
Gear valve

1. Double seal valve Mainly applied to the fields such as petrochemical、natural gas、foods and water supply industries
2. Working Temp.: -29~200℃
3. Diameter range: DN
Double Seal Valve Cap
1. Type code :SF Double seal valve
2. Drive manner: No mark-manual; C-gear driven; D-motor driven
3. Pressure:1.6-1.6Mpa; 2.5-2.5Mpa 4.0-4.0Mpa; 6.3-6.3Mpa
4. Diameter:50-600mm
5. Channel mode: NO mark- noncircular reduced bore; Y-circular reduced bore Q-full diameter
Material for Body: No mark-carbon steel; I-(1Cr5Mo.ZG1Cr5Mo); P—1Cr18Ni9Ti、ZG1Cr18Ni9Ti V—12CrMoV、ZG12CrMoV R—1Cr18Ni12Mo2Ti、ZG1Cr18Ni12Mo2Ti;
6. connecting mode: No mark-flange connecting
7. seal material: F-viton
8. model shown:SFD2.5-350QPF refers to electromotion double seal valve, pressure is 2.5Mpa,diameter 350mm,full diameter port mode,material for body is ZG1Cr18Ni9Ti,flange connecting, and the main seal is viton

Double seal valve structure diagram
Relief device
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