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IMI CCI
DA-4S - Probe Style Steam Desuperheater
Integrated steam desuperheater for precise cooling and control .
Combines injection nozzle and control valve for compact efficiency.
Provides high rangeability (40:1) for precise steam cooling.
Durable design ensures wear resistance and tight shut-off.
Features
The DA4S Steam Desuperheater from IMI combines an injection nozzle and control valve into one compact unit for efficient steam cooling. With variable geometry nozzles and a high rangeability of 40:1, it delivers precise temperature control and exceptional performance in demanding industrial applications. The durable design features a hard-faced control plug and injection nozzle, ensuring wear resistance and tight shut-off. Suitable for steam pipes as small as DN 150 mm, the DA4S is easy to install in vertical, horizontal, or sloping configurations. It meets ANSI and DIN standards, making it an ideal solution for steam conditioning in power plants and industrial systems.
Key features
Integrated nozzle and valve
Variable geometry nozzles
40:1 rangeability
Hard-faced plug and nozzle
Fits DN 150 mm+ pipes
ANSI and DIN compliant
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
Documents
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