Sempell SOH High Pressure Steam Safety Valve

Sempell SOH High Pressure Steam Safety Valve

Sempell™ SOH is a high pressure safety valve for boiler protection. With flanges or welding ends. Open bonnet and supplementary loading for tightness up to set pressure. DN40-250, PN10-320, set pressure 10-320 bar.

Any questions?

Bernhard Witzelsteiner
Account Manager
Mob. +46 70 378 83 35

Bernhard.Witzelsteiner@askalon.se

Fredrik Malmström
Solution Seller
Phone. +46 40-33 02 33

Fredrik.Malmstrom@askalon.se

Linda Grönqvist
Solution Seller
Phone. +46 40-33 02 32

Linda.Gronqvist@askalon.se

Anders Praem
Inside Sales Engineer
Phone. +45 2137 7759

Anders.Praem@askalon.dk

Frank Kirk Hansen
Area Account Manager West
Phone. +45 4053 6511

Frank.Kirk@askalon.dk

Slawka Pedersen
Inside Sales Manager
Phone. +45 2137 7702

Slawka.Pedersen@askalon.dk

Henna Ketoja
Inside Sales Engineer
Mob. +358 400 612 124

Henna.Ketoja@askalon.fi

Tommi Penttilä
Sales Manager Conventional Power
Phone. +358 207 416 208

Tommi.Penttila@askalon.fi

Size Inlet DN 40 – DN 250 NPS 1 ½-NPS 10 Nm3/h
Temperature Range Up to +700 °C / +1300 °F
Diameter Inlet DN 80 – 300 / 3" – 12"
Set Pressure 10 – 320 bar
Design Open bonnet, balanced piston, pneumatically assisted
Orifice Diameter 17,5 – 160 mm
Body Material 1.0460/SA105
1.0619/SA216 WCB
1.7335/SA182 F12
1.7357/SA217 WC6
1.7380/SA18 F22
1.7379/SA217 WC9
1.4903/SA182 F91
1.4901/SA182 F92
Other materials available on request
Accessories Position indicator
  • High tightness up to set pressure due to supplementary load
  • Smooth operation (no forces by popping)
  • Rigid body design
  • Self-aligning spring assembly
  • Low friction, spring compression
  • Mechanical lift stop ensures functional stability
  • Locking for hydrostatic test without additional parts
  • High allowable back pressure

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