Spiral Wound Steel Gasket PN40 DN250
Reliable leak-tight sealing for flanged joints under extreme pressure and temperature cycling.
Spiral Wound Steel Gasket PN40 delivers dependable sealing performance in high pressure and high temperature conditions. In addition, it completely prevents liquid and gas leaks at flanged connections. Consequently, plant operators rely on it where safety and uptime are critical.
The gasket withstands pressures up to 40 bar thanks to its PN40 rating, and its DN250 nominal diameter suits large bore pipelines. Moreover, it maintains sealing integrity from -200°C to +550°C, resisting thermal expansion and pressure fluctuations. Graphite filler adds flexibility and mechanical strength, while carbon steel or stainless steel winding options resist corrosion. Each unit complies with EN 1514, ASME B16.20 and DIN 2699.
Spiral Wound Steel Gasket PN40 — Technical Specifications
Petrochemical refineries and power plants select this gasket for critical service. Furthermore, chemical plants and shipbuilding yards benefit from its long life in aggressive environments. As a result, correct tightening torque simplifies installation and increases operational safety across process lines.
Key Advantages
- High sealing performance completely prevents liquid and gas leaks
- Withstands temperatures from -200°C to +550°C
- Stainless steel option offers high corrosion resistance
Applications
- Safe sealing in petrochemical refineries and natural gas facilities
- High temperature resistance in thermal and nuclear power plants
- Corrosion resistance in chemical and pharmaceutical process lines
Ultimately, the Spiral Wound Steel Gasket PN40 maximizes safety in your piping system. Therefore, ORFA Industrial supplies worldwide and provides technical support, drawing on decades of experience in industrial flow technologies. Contact us to select the best option for your project.
ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.
Your Reliable Partner in Industrial Flow Technologies


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