Dual-plate Wafer Check Valve

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Industrial Valves

Dual-plate Wafer Check Valve

Model: CV-W16

Compact non-return valve with two spring-loaded plates, lightweight for between-flange fitting.

  • Dual spring-loaded plates for quick closure
  • Low weight and short length
  • Reduced water hammer
  • Metal or elastomer seat

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Nominal sizeDN40 – DN600
Pressure ratingPN10 / PN16 / PN25
End connectionWafer
Face-to-faceAPI 594 / EN 558

Overview

The CV-W16 spring-loaded dual plates reduce water hammer and make it far lighter than swing-type valves. The short face-to-face length makes installation in tight plant rooms and boiler houses simple.

Technical specifications

General

Nominal size
DN40 – DN600
Pressure rating
PN10 / PN16 / PN25
End connection
Wafer
Face-to-face
API 594 / EN 558

Materials & construction

Body material
GG25 · GGG40 · CF8
Trim material
AISI 316 plates
Seat
Metal · NBR · EPDM

Process conditions

Operating temperature
−20 … +250 °C

Standards & approvals

Design standard
API 594 · EN 12334
Certifications
CE

Applications

Plant rooms and chillers
High-speed pump discharge
Steam lines
Building services

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