πŸ“ ISO-5752 + EXTREME DUTY

Type-55 IS Butterfly Valve

Quarter-turn metal body butterfly valves conforming to ISO-5752 short pattern. Features epoxy powder-coated ductile cast iron body with PTFE disc and liner - designed for extreme applications where conventional materials fail.

View Specifications
Type-55 IS Butterfly Valve

ISO-5752 Compliance

Standard dimensions meet industry requirements

πŸ“ ISO-5752 Short Pattern Compliance

Face-to-face dimensions conform to ISO-5752 short pattern for metal valves, ensuring compatibility with standard piping systems. Combines the extreme duty construction of ductile cast iron with PTFE components for unmatched performance.

Premium Features

πŸ›‘οΈ

Powder-Coated Body

Powder-coated ductile cast iron body provides exceptional corrosion resistance in harsh environments.

πŸ’Ž

PTFE Wetted Parts

Highly corrosion resistant PTFE disc and seat are the only parts in contact with process media.

πŸ”§

Non-Wetted Stem

Stainless steel stem is isolated from media with full engagement through entire valve body and disc.

⚑

High Cv Value

Strong, thin disc design achieves high Cv value for excellent flow performance.

πŸ”’

Class 6 Bubble-Tight

Class 6 bubble-tight shut-off ensures zero leakage in critical applications.

🎯

19-Position Throttling

Lever handle features 19 position throttling plate for precise flow control.

πŸ”

Lockout-Tagout Ready

Factory padlock provision on lever handle for safety compliance and security.

βš™οΈ

Plasgearβ„’ Operator

Engineered resin enclosure gear operator with stainless steel trim for reliability.

πŸ”„

ISO-5211 Mounting

Top flange conforms to ISO-5211 for standard actuation mounting compatibility.

Key Advantages

πŸ“

ISO-5752 Standardized

Face-to-face dimensions conform to ISO-5752 short pattern for easy integration with existing systems.

🌑️

Extreme Chemical Resistance

PTFE wetted parts provide unmatched resistance to aggressive chemicals and corrosive media.

πŸ’ͺ

Industrial Strength

Ductile cast iron construction with powder coating ensures long-term durability.

🎯

Dual Service

Equal percentage flow characteristics suitable for both ON/OFF and modulating service.

πŸ“

Wide Size Range

Available in sizes from 2" to 16" for diverse industrial applications.

πŸ›‘οΈ

Extreme Environment Ready

Designed for applications where conventional rubber liners and thermoplastic discs fail.

Technical Specifications

Sizes Available

  • Lever: 2" – 5" (50.8mm – 127mm)
  • Gear: 2" – 16" (50.8mm – 406.4mm)
  • ISO-5752 short pattern compliant

Body Material

  • Ductile Cast Iron
  • Powder-coated finish
  • Corrosion resistant
  • Industrial strength

Seat Material

  • PTFE (Polytetrafluoroethylene)
  • Backed with Neoprene
  • Highly corrosion resistant
  • Chemical resistant

Disc Material

  • PTFE (Polytetrafluoroethylene)
  • Strong but thin design
  • High Cv value
  • Extreme chemical resistance

Stem & Performance

  • Stainless steel stem
  • Non-wetted design
  • Full disc engagement
  • Class 6 bubble-tight shut-off

Operators & Features

  • 19-position throttling plate
  • Factory padlock provision
  • Plasgearβ„’ operator option
  • ISO-5211 top flange

Actuation Options

Professional automation for demanding applications

⚑ Electric Actuation

  • Series 19 On/Off
  • Series 19 Failsafe
  • Series 19 Modulating
  • Series 19 Modulating Failsafe
  • Series 10
  • Series 92
  • Series 94

πŸ’¨ Pneumatic Actuation

  • Standard pneumatic actuators
  • Failsafe options available
  • ISO-5211 mounting compatible
  • Reliable operation

πŸ”§ Manual Operation

  • Lever handle (2" – 5")
  • Plasgearβ„’ gear operator (2" – 16")
  • 19-position throttling
  • Padlock provision included

Ideal Applications

Isolation Valves
Control Valves
Chemical Processing
Mining Operations
Corrosive Atmospheres
Heavy Industry
Extreme Environments

ISO-5752 Extreme Duty Performance

Download datasheets, dimensional guides, and complete specifications

Get Documentation