VALFTEK Balance Piston Valve DN125 PN40
Maintains stable differential pressure and cuts pump energy costs in high-demand lines.
VALFTEK Balance Piston Valve DN125 PN40 offers an advanced flow balancing solution for refinery and petrochemical plants. Moreover, its GGG40 ductile iron body and stainless steel piston mechanism ensure safe operation up to 40 bar. In particular, the DN125 nominal diameter enables precise control in high-flow lines.
The differential pressure acting on the piston is balanced with mathematical precision, so a constant pressure difference is maintained even when flow capacity changes. In addition, a chrome-plated stem and graphite-reinforced PTFE seal allow flawless operation between -10°C and +400°C. Flanged connections comply with EN 1092-2 and ensure leak-tight mounting. The valve can be installed vertically or horizontally and meets EN 12266-1 test standards.
VALFTEK Balance Piston Valve — Technical Specifications
This valve is preferred in energy generation plants for steam and high-temperature lines. Furthermore, it is ideal for cooling line fluid balancing in thermal energy facilities. Moreover, it provides differential pressure stabilization in building management systems. Consequently, it controls liquid and gas flow safely in refinery and petrochemical applications.
Key Advantages
- Piston mechanism responds instantly to pressure changes and maintains constant differential pressure.
- PN40 rating withstands up to 40 bar, with tightness certified to EN 12266-1.
- Chrome-plated stem and PTFE/graphite seal ensure faultless operation from -10°C to +400°C.
Applications
- Liquid and gas flow balancing in refinery and petrochemical plants.
- Steam and high-temperature line control in thermal energy plants.
- Differential pressure stabilization in central heating networks of building management systems.
As a result, VALFTEK Balance Piston Valve is the ideal choice for those seeking safety and efficiency in critical applications. ORFA Industrial has served as a reliable solution partner in industrial flow technologies since 1985. ORFA supplies worldwide and provides technical support for orders and inquiries.
ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.
Your Reliable Partner in Industrial Flow Technologies


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