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Sempell-P-P001259

Sempell Model SOH High Pressure Steam Safety Valve

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Product Description

High pressure safety valve for boiler protection with welding end or flanged connections

Features

  • 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

Specifications

Size Inlet:
DN 40 – DN 250
NPS 1 ½? – NPS 10?
Temperature Range:
Up to +700 °C / +1300 °F
Set Pressure:
10 – 320 bar
Orifice Diameter:
17.5 ?–160 mm
Design:
Open bonnet, balanced piston, pneumatically assisted
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

Documents & Drawings