HERZ Pressure Reducing Valve – Ductile Iron (HVPRVF Series)
The HERZ HVPRVF Ductile Iron Pressure Reducing Valve is engineered for high-performance pressure management in water distribution networks. Designed for stable outlet pressure regardless of inlet fluctuations, it features a nylon-reinforced EPDM diaphragm and stainless-steel internals for superior durability.
The pilot-operated design ensures precise control and long service life under demanding conditions.
- 🔹 Body: Ductile Iron, GJS 500-7.
- 🔹 Trim: Stainless Steel AISI 304/316.
- 🔹 Seat: Stainless Steel AISI 304/316.
- 🔹 Diaphragm: EPDM + Nylon Fabric.
- 🔹 Bush: Bronze C61900.
- 🔹 Pressure Rating: PN16 (PN25 optional).
- 🔹 Outlet Pressure Range: 1–10 bar.
- 🔹 Temperature Range: -10°C to +80°C.
- 🔹 End Connection: EN 1092-2 Flanged, PN16.
- 🔹 Standards: BS EN1074-5, BS EN12266-1, BS EN558-1.
- 🔹 Sizes Available: DN 50–DN 300.
- 🔹 Maintains stable downstream pressure under varying inlet conditions.
- 🔹 Reduces risk of water hammer and cavitation.
- 🔹 Corrosion-resistant materials for long operational life.
- 🔹 Simple maintenance with accessible components.
- 🔹 Reliable operation for high-capacity systems.
- 🔹 Municipal and industrial water distribution networks.
- 🔹 Irrigation and agricultural water control.
- 🔹 HVAC and building service systems.
- 🔹 Pressure management in fire protection systems.
- 🔹 Pumping stations and water treatment facilities.
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