Low noise steam reducing valves controlled by multi-stage trims are used for both boiler start-up and process steam generation
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Sempell Model 155 High Pressure Reducing Valves
Sempell Model 155 High Pressure Reducing Valves
Specs
Size:
DN 150 to DN 500
NPS 06–20
NPS 06–20
Pressure:
320 bar
Class 450
Class 450
Temperature:
–29°C to 630°C
–20°F to 1100°F
–20°F to 1100°F
Material:
1.7380/1.4903/1.4901
SA 182 –F22 /–F91 /–F92
Other materials on request
SA 182 –F22 /–F91 /–F92
Other materials on request
Connection:
Butt weld ends acc. to ASME B16.25 or ISO 9692–1
Features
- Pressure seal bonnet.
- Low maintenance gland, packing pure graphite (can be retightened).
- Burnished valve stem.
- Hardfaced guidings.
- Pressure balanced plug.
- Hardfaced sealing surfaces.
- Pre–warming and drain studs.
- Universal connections by various design of welding ends as standard.
- Pickling resistant of trim.
- All usual actuator types can be used.
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