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IMI CCI
DA-90 OP Steam Desuperheater
Compact desuperheater with integrated control valve and high-efficiency single-nozzle spray.
Delivers precise steam temperature control with high-efficiency nozzle atomisation.
Reduces cavitation and thermal shock with integrated design and protected flow path.
Simplifies maintenance and installation with compact, pipeline-ready construction.
Features
The DA-90-OP desuperheater from the IMI CCI product range is engineered for accurate steam temperature control in turbine bypass systems, boilers, and heat exchangers. Its compact design integrates the water control valve and features a single, variable-area spring-loaded nozzle for fine atomisation and stable control across wide load variations. The design minimises thermal stress and cavitation, protecting downstream equipment and maintaining system integrity. Suitable for both continuous and intermittent service, it handles steam temperatures up to 545°C and is easy to install into existing pipelines using flanged or pressure seal connections.
Key features
Integrated control valve
Single spring-loaded nozzle
Equal percentage flow control
Max temp: 545°C
Rangeability >30:1
Compact, inline body
Flanged or pressure seal mount
Pneumatic, electric, or hydraulic actuation
Suitable for power and process systems
Specifications
Material
A-106 B
A-335 P11
A-335 P22
A-335 P91
A-335 P92
EN 10216-2 P235GH
EN 10216-2 16Mo3
EN 10216-2 13CrMo4-5
EN 10216-2 10CrMo9-10
EN 10216-2 X10CrMoVNb9-1
EN 10216-2 X10CrWMoVNb9-2
Temperature Limits (°C)
200 to 580
Certification
PED
NACE
SIL
CRN
IBR
Service Category
General
Semi-Severe
Severe
Design Codes
ASME BPVC Section VIII
ASME B16.34
EN 12516-2
Spray Injection Category
Variable Area Nozzle
Resources
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