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The FISHER Yarway AT-37/47 is a fabricated design, intended for use in cryogenic gas cooling applications such as LNG, Propage, Butane, etc. The design includes an upper body extension to keep the packing from the extreme cold of the application. The AT-37/47 incorporates both the cooling fluid control element and a mechanically atomized swirl nozzle, allowing high rangeability of flow control for use in low to medium pressure applications.

Main Features

Fabricated construction makes it easy to adapt to different industry standards and specifications, while supporting the use of a wide range of materials.
High quality stuffing box with PTFE Chevron rings to ensure excellent sealing performance and low friction.
Variable nozzle types are available with a wide range of Kv (Cv) values, and special nozzle combinations are also available.
Provides pneumatic actuators, as well as other positioners and other actuator accessories.
Class V shutdown rating ensures excellent shutdown performance.
Simple design, easy to maintain and operate.
Precise manufacturing processes ensure reliable operation even at extremely low temperatures.

FISHER™ Yarway™ AT-37/47 Cryogenic Injector

Specifications

Desuperheating water flange size

AT-37,NPS 1.5,2,3

AT-47,NPS 1.5,2,3

Steam flange size

AT-37,NPS 3

AT-47,NPS 4

Applicable Steam Pipe Size:NPS 8-58
Pressure Rating:ANSI CL150-900 PN 25-100
Material: 304,316,316L
Other configurations: Contact us for more information.

Applications

LNG plants

- Vapor return to ship
- Compressor inlet

Propane systems
Butane systems