NIAGARA Check Valve – Model CB4325W

Durable bronze swing check valve with a horizontal pattern, designed for one-way flow and automatic closure against reverse flow. Available in multiple disc materials to suit various system requirements.

Technical Data
Material: Bronze
Pressure Rating: PN25
Pressure / Temperature: 25 bar from -10°C to restricted 90°C, BS 5154:1991 PN25
Size: 3/4" to 2
Test Pressure: Seat: 27.5 bar – Hydraulic, Shell: 6 bar – Pneumatic
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Description

NIAGARA Check Valve – Model CB4325W
The CB4325W model is a high-quality bronze swing check valve designed to allow fluid flow in one direction while automatically preventing backflow.
It features a horizontal swing pattern for smooth operation and various disc material options to match different fluid types and system conditions.

Constructed from robust bronze, it ensures exceptional corrosion resistance, strength, and long-term reliability even under demanding pressures and temperatures.
The taper threaded connections are manufactured to BS EN 10226 ISO 7-1 (BS 21) standards, providing secure and leak-free installation.

Technical Specifications:

  • Size: 3/4″ to 2″

  • Pressure Rating: PN25

  • End Connections: Taper threaded to BS EN 10226 ISO 7-1 (BS 21)

  • Material: Bronze

  • Pressure / Temperature:

    • BS 5154:1991 PN25

    • 25 bar from -10°C to restricted 90°C

  • Test Pressure:

    • Shell: 6 bar – Pneumatic

    • Seat: 27.5 bar – Hydraulic

Additional information

Size:

3/4" to 2

Pressure Rating:

PN25

Test Pressure:

Seat: 27.5 bar – Hydraulic, Shell: 6 bar – Pneumatic

Material:

Bronze

Pressure / Temperature:

25 bar from -10°C to restricted 90°C, BS 5154:1991 PN25

Overview

NIAGARA Check Valve – Model CB4325W
The CB4325W model is a high-quality bronze swing check valve designed to allow fluid flow in one direction while automatically preventing backflow.
It features a horizontal swing pattern for smooth operation and various disc material options to match different fluid types and system conditions.

Constructed from robust bronze, it ensures exceptional corrosion resistance, strength, and long-term reliability even under demanding pressures and temperatures.
The taper threaded connections are manufactured to BS EN 10226 ISO 7-1 (BS 21) standards, providing secure and leak-free installation.

Technical Specifications:

  • Size: 3/4″ to 2″

  • Pressure Rating: PN25

  • End Connections: Taper threaded to BS EN 10226 ISO 7-1 (BS 21)

  • Material: Bronze

  • Pressure / Temperature:

    • BS 5154:1991 PN25

    • 25 bar from -10°C to restricted 90°C

  • Test Pressure:

    • Shell: 6 bar – Pneumatic

    • Seat: 27.5 bar – Hydraulic

Details

specifications
Material: Bronze
Pressure Rating: PN25
Pressure / Temperature: 25 bar from -10°C to restricted 90°C, BS 5154:1991 PN25
Size: 3/4" to 2
Test Pressure: Seat: 27.5 bar – Hydraulic, Shell: 6 bar – Pneumatic

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