ORFA Industrial

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ARI® SAFE 35.901 Full Lift Safety Valve PN40 DN80/125

Original price was: $4,634.16.Current price is: $4,031.72.

Full lift safety valve for steam boilers and pressure vessels. Cast steel body with stainless steel trim handles up to 450 °C. Flanged connection in DN80/125 with PN40 rating.

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SKU: 708A110100908 Category: Brand:
Safety Valves / High Pressure Systems

ARI® SAFE 35.901 Full Lift Safety Valve PN40 DN80/125

Fast, reliable overpressure protection for steam and pressure vessel systems.

ARI SAFE 35.901 Full Lift Safety Valve is a critical safety component for steam boilers and pressure vessels. In addition, its full lift design delivers rapid discharge during sudden pressure surges. Therefore, it opens automatically once system pressure reaches the maximum set value and releases excess pressure.

The 1.0619+N cast steel body guarantees durability under high temperature and pressure, while the flanged connection simplifies installation. Moreover, 1.4021+QT stainless steel internals and FDSiCr/51CrV4 spring material provide high corrosion resistance. As a result, the valve achieves long service life at maximum working temperatures up to 450 °C.

ARI SAFE 35.901 Full Lift Safety Valve — Technical Specifications

Nominal Diameter (DN)
DN80/125
Pressure Class (PN)
PN40
Body Material
1.0619+N Cast Steel
Bonnet Material
EN-JS1049 Ductile Iron
Spring Material
FDSiCr/51CrV4, 1.8159
Trim Material
1.4021+QT Stainless Steel
Connection
Flanged
Maximum Working Temperature
450 °C

Energy generation plants and the petrochemical industry use it as a safety standard, furthermore refineries and process lines rely on it for steam, gas and liquid systems. In particular, the DN80/125 range adapts to different system capacities, and the PN40 pressure class ensures reliable operation under heavy loads.

Key Advantages

  • Full lift design for instant discharge during sudden pressure surges
  • 1.4571 stainless steel seat material offers high corrosion resistance
  • Body structure withstands temperatures up to 450 °C for long service life

Applications

  • Steam boiler and pressure vessel safety
  • Energy generation plants and heating distribution lines
  • Chemical and petrochemical industry process safety

Ultimately, ARI SAFE 35.901 Full Lift Safety Valve raises safety to the highest level in high-pressure systems. ORFA Industrial supplies worldwide and provides technical support, so contact us for technical support and a price quotation.

ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.

Your Reliable Partner in Industrial Flow Technologies

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