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DQSV Corrosion-Resistant Fluorine-Lined Valve
DQSV · Corrosion resistance

Corrosion-Resistant Fluorine-Lined Valve

Fluorine-lined valve options for acids, alkalis, salts, organic solvents and other specified corrosive media. Lining compatibility, temperature limits and integrity are central to selection.

SIZE RANGEDN15 ~ DN600
PRESSURE RATINGPN10 / PN16 / PN25 / PN40

Confirm the selected configuration and operating limits with DQSV before ordering.

Corrosion-Resistant Fluorine-Lined Valve specifications
Size RangeDN15 ~ DN600
Pressure RatingPN10 / PN16 / PN25 / PN40
Working Temperature-20°C ~ 120°C(EPDM)/ -20°C ~ 200°C(PTFE)
Body MaterialWCB / WCC / CF8 / CF8M etc.
Lining Materialpolytetrafluoroethylene(PTFE)/ FEP(F46)/ PFA
Connectionflanged(GB / HG / ANSI / JIS)
Applicable Mediumstrong acids, strong alkalis, salts, organic solvents, corrosive media and slurry
Actuationhandwheel(standard)/ electric actuator(optional)

Body and construction

Corrosion-Resistant Fluorine-Lined Valve — Fluoropolymer-lined body · F4, FEP or PFA lining for strong acids, alkalis and other corrosive media.
Fluoropolymer-lined body · F4, FEP or PFA lining for strong acids, alkalis and other corrosive media.
Corrosion-Resistant Fluorine-Lined Valve — Encapsulated sealing assembly · Fluoropolymer-covered wetted parts provide tight sealing and permeation protection.
Encapsulated sealing assembly · Fluoropolymer-covered wetted parts provide tight sealing and permeation protection.

Drive options

Corrosion-Resistant Fluorine-Lined Valve — Handwheel (standard)
Handwheel (standard)
Corrosion-Resistant Fluorine-Lined Valve — Electric actuator (optional)
Electric actuator (optional)

Product features

  • Corrosion resistance

    Stable sealing for frequent cycling or continuous regulation.

  • Lining protection

    Critical areas can receive treatments for wear, corrosion and high temperature service.

  • Stable sealing

    Selection calculations and custom configurations are available for the specified operating conditions.

  • Durable construction

    Compact construction supports site installation and subsequent maintenance.

  • Acid and alkali service

    Stable sealing for frequent cycling or continuous regulation.

  • Accessible maintenance

    Critical areas can receive treatments for wear, corrosion and high temperature service.

Construction features

Corrosion resistance
Modular body, bonnet and sealing assemblies support maintenance and spare part replacement.
Lining protection
Wetted parts can be selected for the medium, including stainless steel, alloy steel, fluoropolymer or rubber linings, and hard alloys.
Stable sealing
Actuation configurations include manual, electric, pneumatic, diaphragm and self-operated options, subject to the selected valve configuration.
Durable construction
Modular body, bonnet and sealing assemblies support maintenance and spare part replacement.
Acid and alkali service
Wetted parts can be selected for the medium, including stainless steel, alloy steel, fluoropolymer or rubber linings, and hard alloys.
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