Axial Nozzle Check Valve
- BODY：GJS 400.15/GJS 400.18/GJS 500.7
- DISC：GJS 400.15/GJS 400.18/GJS 500.7
- FLOW DIFFUSER：GJS 400.15/GJS 400.18/GJS 500.7
- SHAFT：AISI 420 (X20Cr13) Stainless Steel /DUPLEX Stainless Steel (1.4462)
- SPRING：stainless steel
- BOLTS：A2/A4
- BUSH：Bronze stainless steel
- O-RING：EPDM
- SEAT：stainless steel
- The ductile iron body and bonnet provide exceptional strength and impact resistance.
- Superior flow performance is achieved by significantly oversizing the valve body diameter relative to the inlet size.
- The disc profile is aerodynamically optimized to reduce pressure loss.
- High quality o-rings from reliable suppliers enable tight sealing.
- A soft seat reduces backflow leakage and enables quiet operation.
- Robust single spring design lasts over one million cycles minimizing failure risk.
- Low maintenance for an extended service lifetime.
- Suitable for vertical or horizontal installation orientations.
- Effective water hammer protection.
- Body marked with flow direction arrow for proper application.
- The stainless steel shaft composition ensures both strength and corrosion resistance.
- All units hydrostatically tested to 1.1 x seat rating and 1.5 x shell rating per EN 12266-1.
| Specification | Details |
|---|---|
| Size Range | DN50 – DN1000 |
| Pressure Range | PN10, PN16, PN25 |
| Temperature Range | – EPDM: +80°C – NBR: 60°C – VITON: 120°C |
| Face to Face Dimensions | EN 558 Series 14 / DIN 3202 F4 |
| Design Standard | EN593 |
| Connection Type | Flanged – EN1092-2 |
| Corrosion Protection | Electrostatic or thermoplastic powder coating |
| Testing Standard | EN 12266-1 |
| Product Marking | EN 19 |
The Nozzle Check Valve is designed to safeguard against reverse flow in situations where noise pollution or water hammering is a significant concern, especially during power outages. This valve not only offers quiet operation but also minimizes head loss. Its lightweight design, coupled with its spring-supported closure, guarantees optimal performance, regardless of whether it is installed horizontally or vertically.
Jhy engineers have meticulously designed these valves to operate with minimal moving parts, ensuring frictionless movement and near-instantaneous closure. Learn more by visiting our contact page.
Ready to experience the Jhy difference? Visit their website at https://www.jhyvalve.com/ and discover how their lift Check valves can safeguard your system and ensure the smooth flow of your success.
