• Metal Seated Swing Check Valve

Name:Metal Seated Swing Check Valve
Size Range:DN40-DN300
Design Standard:BS EN12334
Face to Face:DIN 3202 - F6
End Flange:DIN EN1092-2
Test Standard:EN 12266-1
Suitable medium:Water, Sewage, Gas
Application temperature:-20℃ ~ 80℃

Product Description

AQV metal seated swing check valve - non return check valve is apply to reliable reverse flow prevention with 45 degree angle decline seat which can help prompt closure and minimize the water hammer.


  1. Selected brass welding disc and seat sealing surface makes a long service life and achieves zero leakage performance.

  2. All iron parts are coated with fusion bonded expoxy resin.

  3. Simple design, top cover allows for access for cleaning, replacement and maintence easy.

  4. Full fow design with low head loss of pipeline.

  5. Counterweight could be assembled to apply to heavy duty working condition.

  6. Suitable for water supply, drainage and water circulation; heat & cooling system including air-conditioning, fire-fighting & irrigation.

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