WCB Counterweight Check Valve

NSV WCB Counterweight Check Valve

NSV 18-inch Counterweight Check Valve features WCB cast steel construction. Designed for high-pressure industrial systems. Counterweight mechanism ensures rapid closure. Eliminates water hammer effects. Protects downstream equipment effectively. Flanged connections meet standard piping dimensions. Installation is convenient. Sealing performance is reliable.

Key Features

Size: 18" (DN450)

Pressure Rating: 150LB–600LB (Customizable up to 900LB)

Counterweight Mechanism: Gravity-driven counterweight arm. Guarantees fast, stable shut-off. Prevents reverse flow and pressure surges.

WCB Cast Steel Body: High-strength material. Resists corrosion and impact. Suitable for harsh industrial environments.

Low Flow Resistance: Optimized internal flow path. Reduces turbulence. Maintains system efficiency.

Low Noise Operation: Smooth flow channel reduces vibration. Extends service life.

Typical Applications

Long-distance pipelines. Power plant circulating water systems. Large chemical plants. Municipal water supply main pipes. Suitable for occasions sensitive to pressure loss. Requires rapid shutoff. Prevents backflow effectively.

FAQ

1. Q: What’s the valves warranty?

A: Our valves warranty period should be 18 months from the date of shipment or 12 months after installation, whichever occurs first.

2. Q:Do you have customized valve?

A:Yes,we can supply customized valves.

3. Q:What’s the packing for shipping?

A:Its carton for small valves(sample) and plywood case(don’t to fumigate).

4. Q:How can I get your company catalog?

A: For your reference, basic catalogue is same as "Download>E-Catalog” of homepage. If you need printed material or request more specific data like PQ material, please contact sales team.