Schroedahl

- Schroedahl Type SUL Pump Protection Valve
Product Features
- Automatically modulating bypass function
- Cast material, carbon steel, stainless steel
- Single-stage pressure reduction (up to 20 bar)
- Internal operation (no external energy source required)
- Easy to install
- Low maintenance
- Suitable for all liquids
Applications
- Boiler feed water
- Condensate
- Chemical processes
- Extinguishing water
Nominal Diameter: DN 25-250 / NPS 1-10
Pressure Class: PN 10-63 / Class 150-300
Learn MoreRequest a Quote - Schroedahl Type TDL Pump Protection Valves
Product Features
- Automatically modulating bypass function
- Carbon steel or stainless steel
- Special materials possible (e.g. Super Duplex)
- Internal operation (no external energy source required)
- Easy to install
- Low maintenance
- Suitable for all liquids
Applications
- Boiler feed water
- Condensate
- Chemical processes
- Extinguishing water
- Snow canons
Nominal Diameter: DN 25-500 / NPS 1-20
Pressure Class: PN 10-160 / Class 150-900
Learn MoreRequest a Quote - Schroedahl Type TDM Pump Protection Valves
Product Features
- Automatically modulating bypass function
- Forged housing material, carbon steel or stainless steel
- Special materials possible (e.g. Super Duplex)
- Internal operation (no external energy source required)
- Easy to install
- Low maintenance
- Suitable for all liquids
Applications
- Boiler feed water
- Condensate
- Chemical processes
- Extinguishing water
- Snow canons
Nominal Diameter: DN 25-300 / NPS 1-12
Pressure Class: PN 63-400 / Class 150-2500
Learn MoreRequest a Quote - Schroedahl Type MRK Pump Protection Valves
Product Features
- Automatically modulating bypass function
- Forged housing material, carbon steel or stainless steel
- Special materials possible (e.g. Super Duplex)
- Internal operation (no external energy source required)
- Easy to install
- Low maintenance
- Suitable for all liquids
Applications
- Boiler feed water
- Condensate
- Pumps in fossil fuel plants
- Chemical processes
- Offshore applications (seawater injection)
Nominal Diameter: DN 80-300 / NPS 3-12
Pressure Class: PN 250-640 / Class 1500-4500
Learn MoreRequest a Quote - Schroedahl Type BPV Back Pressure Regulator
Product Features
- Prevents evaporation and cavitation and ensures smooth operation
- Forged housing material, carbon steel or stainless steel
- Special material possible
- Internal operation (no external energy source required)
- Easy to install
- Low maintenance
Application
- Maintaining the pressure in the fl ow recirculation or return line to the tank
Nominal Diameter: DN 25-300 / NPS 1-12
Pressure Class: PN 16-400 / Class 150-2500
Learn MoreRequest a Quote - Schroedahl Type DR Steam Pressure Reduction Valve
Product Features
- Customised, high-quality steam pressure valve with cage-guided perforated bushing
in a single-stage or multi-stage design - For the best handling of diffi cult operating conditions with high grade pressure control
- Low-noise, multi-stage design of the throttle body (perforated bushing)
- Screwed cover or self-sealing design
Applications
- Reduction of steam pressure in energy and process engineering for controlling high-pressure
Nominal Diameter: DN 25-300 / NPS 1-12
Pressure Class: PN 16-400 / Class 150-2500
Learn MoreRequest a Quote - Customised, high-quality steam pressure valve with cage-guided perforated bushing
- Schroedahl Type DKV Desuperheater to Control the Temperature of Superheated Steam or Gas
Product Features
- The spray water cooler (lance design) works with controlled nozzle technology for extremely effective steam cooling
- Spray head with integrated high-performance nozzles.
- Selectable control characteristics for precise temperature control
- A large water vapour pressure difference Delta p is permitted
- Excellent pressure atomization
- Tight shut-off, no leakage in closed position
- High control accuracy over the entire control range
- Tightly closing metallic seat. No leakage in closed position and thus no emptying of the cooling water lines possible.
- Contains the pressure injection nozzle, no additional control valves required
- High operational reliability through the use of simple components, minimal wear and tear
- Excellent control accuracy over the entire control range
Applications
- For steam cooling in power plant applications and for general gas cooling applications with
water injection
Nominal Diameter: DN 150-1200 / NPS 6-24
Pressure Class: PN 15-250 / Class 150-1500
Learn MoreRequest a Quote - Schroedahl Type DKM Small Desuperheater to Control the Temperature of Superheated Steam or Gas
Product Features
- Excellent for small mass fl ows
- The injection cooler has a reduced spray head especially for small pipelines and additionally uses a multi-level control system
- Spray head with integrated high-performance nozzles. Selectable control characteristics for precise temperature control
- Cascade trim design
- High control accuracy over the entire control range
- Tightly closing metallic seat. No leakage in closed position and thus no emptying of the cooling water lines possible.
- No additional control valves required
- High operational reliability through the use of simple components, minimal wear and tear
Applications
- For small boiler and process applications and for the food and beverage industry
- Suitable for small piping applications
Nominal Diameter: DN 50–400 / NPS 2-16
Pressure Class: PN 16-450 / Class 150-2500
Learn MoreRequest a Quote - Schroedahl Type DKH High-Pressure / High-Temperature Steam Cooler for Extreme Conditions
Product Features
- Special design for higher pressures and higher temperatures
- The DKH injection cooler works like the DKV type, with controlled nozzle technology (pressure atomization via controlled nozzle technology)
- Spray head with integrated high-performance nozzles and excellent atomization
- No additional control valve required
- Selectable control characteristics for precise temperature control
- Tightly closing metallic seat
- Large permissible water vapor pressure difference delta p up to 100 bar / 1450 PSI
- High control accuracy over the entire control range
- High operational reliability by using simple components, minimal wear and tear
- Excellent control accuracy over the entire control range
- Special materials available
Applications
- For the special demands place on temperature control in power plants and in the process industry
Nominal Diameter: DN 150-1200 / NPS 6-48
Pressure Class: PN 250-400 / Class 150-2500
Request a Quote - Schroedahl Type DKT Steam-Atomizing Desuperheater
Product Features
- Suitable for difficult operating conditions, high quality temperature control and avoidance of temperature shocks (valve and piping)
- Allows cooling operation when all other systems typically fail
- For optimum temperature control close to saturation with a control ratio of up to 100:1
- Ultimate cooler for low-speed steam cooling applications, large bandwidth and small distance/separation to saturation
- The additional cooling water and atomizing steam control valve must be considered in the planning
Applications
- For low speed, highly adjustable desuperheater applications and low saturation separation.
Nominal diameter: DN 150-800 / NPS 6-32
Pressure Class: PN 25-250 / Class 150-1500
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