Schroedahl steam converting valve for power plants and process plants
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Video on the steam converting valve
Function of the Schroedahl PRDS: Pressure reducing and desuperheating of superheated steam.
Schroedahl Steam converting / Steam Conditioning / PRDS
Inlet: DN 40 ~ 500 NPS 1½ ~ 20,PN 16 ~ 630, ANSI Class 150 ~ 2500
Outlet: DN 80 ~ 1600 NPS 3 ~ 64, PN 16 ~ 250, ANSI Class 150 ~ 1500
Temperatures: Up to 560° C (1040°F)
Materiais: Forged steel C22.8 / A105 or Heat-resisting forged steel 16Mo13, 13CrMo4-5, 11CrMo9-10 / A182F12Cl.2, A182F22Cl.3
The Schroedahl Steam converting valves / Steam Conditioning / PRDS have the following special features
- Perforated plug with controlled pressure reduction in two stages
- One or more attenuation plates providing uncontrolled pressure reduction
- Integrated atomiser unit
- Welding ends
- Angle-style body permits vertical stem orientation
- Balanced or unbalanced perforated plug
Standard Version :Angle valve body with welding ends and pneumatic actuators.
Other versions
- Flanged connections
- Electric actuators
- Hydraulic actuators
- Globe-style body
- Special sizes, special applications concerning DN/NPS, PN/Class, materials and temperatures are available on request
Schroedahl Spray water valve / Cooling water injection valve
Nominal size: DN 15 ~ 100, NPS ½ ~ 3
Nominal pressure: PN 25 ~ 400, ANSI Class 150 ~ 2500
Medium temperature: up to 220 °C ( 430 °F)
Standard Version
Globe valve with welded ends, controlled pressure reduction in one to four stages, PTFE/graphite packing, equal percentage characteristic
Other versions
- Body with flanged connections
- Angle-style body
- Medium temperatures above 220 °C on request
- Linear or modified linear characteristic
- Electric actuators
- Hydraulic actuators
Specification
| Keyword | |
| Brand | |
| Origin | DE |
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