Product Specifications

WCB Manual ST Diaphragm Valve Butyl Lined

Valve Type DIAPHRAGM VALVE
Operation Manual
Body WCB
Lining Butyl Lined
Shape STRAIGHT THROUGH TYPE
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Product Overview

Straight Through Type Diaphragm offer exceptional durability, reliability and control. The clean design completely isolates line media from the mechanical components of the valve.

The Features & Benefits of diaphragm valve design：
Bubble-tight shutoff (Class VI)
Cavity free design
Easy/low maintenance
In-line serviceable (top entry)
No stem seal leakage
Standard Position indicator

Technical Parameters

The Features & Benefits of Butyl Lined： Acid resistance, chemical corrosion resistance, extremely low gas permeability, good abrasion resistance, and relatively good heat resistance.
Suitable media: sulfuric acid, hydrochloric acid, phosphoric acid, organic acids, chemical agents, slurries and particle-containing media, mineral slurry, lime slurry, and corrosive liquids containing solid particles.
Nominal Size: DN15-DN300
Face to Face: BS, DIN
Flange Drilling: ANSI#125/150, PN10/16, Table D/E, JIS
Pressure: Up to 16 Bar (Elastomer Diaphragm)；Up to 10 Bar (PTFE Diaphragm) Max pressure varies across size range
Testing Standards： EN12266-1 2002(BS6755 Part 1)

Why Choose Our Valves?

  • ISO Certified Process
  • Mechanical Lining Technology
  • 35-45 Day Delivery Cycle
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For custom sizing and material options