What is a pressure reducing valve?
In industrial systems, unstable pressure can cause many problems: leaks, equipment damage, and even danger to operators. Pressure relief valves are designed to solve this problem. The device helps to lower and maintain the output pressure at a safe level, so the entire system operates more stably and durably.
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Operating principle
Pressure reducing valves operate based on balance:
- When the outlet pressure is low, the valve will open further for stronger flow.
- When the pressure exceeds the allowable level, the spring pushes the valve to close, limiting the flow. Thanks to this mechanism, the pressure behind the valve is always maintained stable, protecting the system behind.

Son Industrial Pressure Reducing Valve
When choosing equipment, customers need products that are not only durable but also stable over the long term. A typical example is the SPRV17 pressure reducing valve series.
- High-strength steel material: works well in high pressure and temperature environments.
- Flange connection: easy to install, sturdy, limited leakage.
- Flexible adjustment: suitable for many industries such as steam, compressed air, water supply.
- High durability: helps businesses save on maintenance and replacement costs.
Practical application of pressure reducing valve
- Water supply and drainage industry: maintaining stable pressure for pipe systems and equipment in high-rise buildings.
- Food and beverage industry: maintaining steam pressure during cooking and sterilization.
- Textile dyeing industry: pressure control for dyeing and drying stages.
- Heavy industry: pneumatic and hydraulic pressure stabilizers.
How to use and maintain pressure reducing valves
- Install in the correct flow direction: according to the arrow on the valve body.
- Pressure adjustment: by screw to suit needs.
- Periodic check: clean dirt, check gaskets and membranes.
- Choose the right valve for the medium: water, gas, steam or oil.
Benefits of pressure reducing valves
- Keep the system safe, avoid accidents due to high pressure.
- Extend equipment life, reduce maintenance costs.
- Improve production efficiency and save energy.
- Provides peace of mind during operation.
With the role of maintaining stable pressure, pressure reducing valves are indispensable devices in many industries. Choosing quality products from Son Industrial , customers will have a safe, sustainable and economical solution for their system.
📞 Contact SON Industrial now for advice on the most suitable pressure reducing valve solution for your factory.
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