Large Size Solutions • 5″ – 6″

Type-15 Diaphragm Valve

Multiturn diaphragm valve designed for large-scale flow control and viscous/slurry lines. Features high resistance to clogging with superior sealing through computer-aided design analysis.

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Type-15 Diaphragm Valve

Key Features

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Large Sizes

Available in 5″ and 6″ sizes for high-volume applications requiring significant flow capacity.

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Multiturn Design

Multiturn valve operation ideal for precise flow control and throttling applications.

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Clog Resistant

High resistance to clogging makes it perfect for viscous fluids and slurry lines.

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Bubble-Tight Seal

Achieves bubble-tight sealing even with suspended particles and challenging slurry applications.

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Gas Barrier Protection

Three-layer EPDM/PVDF/PTFE diaphragm with gas barrier protects against aggressive off-gassing chemicals.

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Computer-Aided Design

Body, bonnet, and diaphragm designed using state-of-the-art computer analysis for superior sealing.

Technical Specifications

Sizes

  • 5″
  • 6″

Body Materials

  • PVC
  • PP (Polypropylene)
  • PVDF

Bonnet Materials

  • PVC
  • PP (Polypropylene)
  • PPG
  • PVDF

Diaphragms

  • EPDM
  • 3-Layer EPDM/PVDF/PTFE
  • Nitrile

End Connection

  • Flanged
  • Type-G equivalent dimensions

Valve Type

  • Multiturn operation
  • Manual handwheel

Design Benefits

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Superior Body-to-Bonnet Seal: Protects internal components from corrosive environments
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Rugged Construction: Solid thermoplastic body and bonnet for maximum corrosion resistance
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Weir Design: Excellent throttling characteristics for precise flow control
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Built-in Travel Stop: Prevents over-tightening and compressive strain on diaphragm
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Position Indicator: Top-mounted indicator for valve position confirmation and over-tightening prevention
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PVDF Gas Barrier: Standard on all PTFE diaphragm valves to protect EPDM backing from gas permeation
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Type-G Compatibility: Flanged face-to-face dimensions equivalent to Type-G diaphragm valves

Ideal Applications

Throttling
Slurry Lines
Chemical Processing
Bleach Plants
Aquariums
Mining
Water Treatment
Landfills
Swimming Pools
Semiconductor Manufacturing

🏭 Custom Large Size Solutions

For 5″ – 6″ diaphragm valves, please contact our factory for custom configurations, technical specifications, lead times, and application-specific recommendations. Our engineering team is ready to assist with your large-scale valve requirements.

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