This Carbon Steel Wafer Spring Check Valve is a high-performance non-return valve designed for fast closure and minimal reverse flow risk in compact industrial installations. The spring-assisted mechanism provides a quicker response than standard gravity swing types, helping to protect your system against backflow and water hammer.

  • Durable Construction: Built with a robust carbon steel body and disc for strength and reliability in moderate industrial service.
  • Fast-Acting Mechanism: Features an internal coil spring that enables rapid disc closing to reduce the risk of water hammer during pump shutdowns.
  • Compact Wafer Design: The slim wafer format allows for easy retrofitting and a compact fit between existing flanges.
  • Versatile Compatibility: Designed to sit between various flange types, providing a flexible solution for dynamic flow conditions.
  • Broad Application: Ideal for pump discharge lines, compressed air systems, and cooling loops where reverse flow prevention is a priority.

Engineered for efficiency and structural integrity, this PN25 non-return valve offers a versatile installation format for small to medium bore ranges. It is an essential component for maintaining system safety in industrial plants and water circulation loops.

Body material Carbon steel (A216 WCB or equivalent)
Disc Carbon Steel
Mechanism Internal coil spring
Seat/trim Metal or soft-seat (NBR/EPDM available)
Connection Wafer body for PN6/10/16/25 & ANSI 150 flanges
Pressure rating PN25 (2" to 8"), PN16 (10")
Temperature range -10°C to +120°C (depending on seat)
Sizes DN50 - DN200

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Total price£608.55

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