Ductile Iron Pressure Reducing Valve Product Description
The Pressure Reducing Valve is designed to maintain stable downstream pressure in water supply and pipeline systems, ensuring safe and reliable operation under varying inlet conditions. By automatically adjusting to fluctuations in upstream pressure, the valve delivers consistent outlet pressure, helping protect pipelines, fittings, and equipment from excessive stress and pressure surges.
Built with a ductile iron (DI) body and bonnet, combined with EPDM sealing components and stainless steel internal parts, the valve offers excellent durability and corrosion resistance for long-term service. The diaphragm-controlled mechanism ensures precise pressure regulation, while the use of high-quality materials such as brass seats and stainless steel stems enhances sealing performance and operational stability.
This type of valve is widely used in municipal water supply networks, building service systems, irrigation, and industrial water distribution. It is suitable for both above-ground installations and underground chambers, providing dependable performance in continuous operation.
With a well-balanced design that combines structural strength, reliable sealing, and ease of maintenance, our Pressure Reducing Valve is an ideal solution for applications requiring stable pressure control and long service life.
Standard Materials Of Main Parts
| No | Part | Material |
|---|---|---|
| 1 | Body | Ductile Iron (DI) |
| 2 | Seat | Brass |
| 3 | Platen | Carbon Steel |
| 4 | Seal | EPDM |
| 5 | Disc | Ductile Iron (DI) |
| 6 | Diaphragm | EPDM |
| 7 | Platen | Carbon Steel |
| 8 | Nut | Stainless Steel |
| 9 | Stem | Stainless Steel |
| 10 | Spring | Stainless Steel |
| 11 | Eye Bolt | Carbon Steel |
| 12 | Bonnet | Ductile Iron (DI) |
| 13 | Bolts | Stainless Steel |
| 14 | Needle Valve | Brass / Stainless Steel |
| 15 | Ball Valve | Brass / Stainless Steel |
| 16 | Float Valve | Stainless Steel |
Technical Properties
| Item | Value | Unit |
|---|---|---|
| Nominal Pressure | PN16 | — |
| Shell Test Pressure | 2.4 | MPa |
| Seal Test Pressure | 1.76 | MPa |
Dimensions:(mm)

