🔄 SWING CHECK DESIGN

Swing Check Flanged Valve

Solid thermoplastic body with large flapper design. Features removable bonnet for easy cleaning without pipeline removal. Available in standard and EL-PVDF for extreme electrolysis applications.

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Swing Check Valve

EL-PVDF Special Material

Extended life for extreme electrolysis applications

🔬 EL-PVDF Innovation

EL-PVDF swing check valve designed specifically for electrolysis plants in high temperature sodium hypochlorite, chlorine gas, brine, and hydrofluoric acid applications. Prevents blistering and cracking while achieving 2-5 times the normal life expectancy compared to conventional PVDF in electrolysis applications.

Premium Features

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Large Flapper Design

Large flapper seats against valve body providing reliable one-way flow control.

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Removable Bonnet

Top access cover allows cleaning and maintenance without removing valve from pipeline.

Minimum Flow Resistance

Large fluid area design provides low pressure drop and minimal flow resistance.

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Flexible Installation

Horizontal or vertical installation with minimum back pressure for proper seating.

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Full Vacuum Rated

All sizes rated for full vacuum service for demanding applications.

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All Thermoplastic Body

Fully thermoplastic construction for maximum chemical resistance and corrosion protection.

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High Impact PVC

All PVC parts made of high impact PVC for superior strength and durability.

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Assist Assemblies Available

Spring assists and lever/weight mechanisms available to reduce water hammer concerns.

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EL-PVDF Option

Special EL-PVDF material achieves 2-5x life expectancy in electrolysis applications.

Key Advantages

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Easy Maintenance

Removable bonnet allows valve cleaning and maintenance without pipeline removal.

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Large Flow Area

Swing design provides large fluid area for minimal pressure drop and high flow rates.

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Debris Handling

Top access design beneficial for installations that may contain debris or clogging materials.

Water Hammer Protection

Optional spring assists and lever/weight mechanisms reduce water hammer concerns.

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Extreme Conditions

EL-PVDF option performs in the most severe electrolysis working conditions.

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Extended Life

EL-PVDF prevents blistering and cracking, achieving 2-5x longer life in electrolysis.

Technical Specifications

Sizes Available

  • 3/4" (19.05mm)
  • 1" through 8" (25.4mm - 203.2mm)
  • Full range for various applications
  • Flanged connections only

Body Materials

  • Hi-PVC (High Impact PVC)
  • PP (Polypropylene)
  • PVDF (Polyvinylidene Fluoride)
  • EL-PVDF (Extended Life PVDF)

Seat & Seal Materials

  • EPDM (Ethylene Propylene)
  • FKM (Fluoroelastomer/Viton)
  • PTFE (Polytetrafluoroethylene)
  • PTFE/PFA combinations

Standard Configurations

  • PVC & PP: EPDM seals standard
  • PVDF: PTFE and PTFE/PFA seals
  • 3/4" PP: Supplied with Ring 1a
  • All sizes full vacuum rated

Connection Type

  • Flanged connections only
  • Horizontal or vertical mounting
  • Removable top access bonnet
  • Easy maintenance access

Performance Features

  • Minimum flow resistance
  • Low pressure drop
  • Minimum back pressure required
  • Full vacuum service rated

Special Options

  • Spring assist assemblies
  • Lever and weight mechanisms
  • Water hammer mitigation
  • EL-PVDF for electrolysis

EL-PVDF Applications

  • Chlorine manufacturers
  • Steel pickling lines
  • Pulp and paper manufacturing
  • High temperature electrolysis

Ideal Applications

Tank Inlets/Outlets
Pump Backflow Prevention
One-Way Mixing
Water Hammer Mitigation
Pressure Balancing
Process Intakes
Chemical Processing
Bleach Plants
Electrolysis Plants
Mining
Water Treatment
Power Plants

Reliable One-Way Flow Control

Download datasheets and specifications for swing check flanged valves

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