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IMI NH
Bellows Sealed Globe Valves
High-integrity bellows-sealed globe valve for nuclear and industrial applications.
Zero-leakage performance with helium leak testing to 1 x 10⁻⁶.
Multi-ply Inconel 625 bellows enhances durability and safety.
ANSI Class 2500 rating ensures reliable operation in extreme conditions.
Features
The IMI NH Bellows-Sealed Globe Valve is engineered for nuclear power plants and critical industrial applications, offering zero-leakage performance. Designed for long service life, it operates at up to ANSI Class 2500 and is available in ¼" to 4" nominal bore sizes. The multi-ply Inconel 625 bellows ensures durability, while helium leak testing guarantees a leak rate below 1 x 10⁻⁶. With threaded, flanged, or welded connections, it offers flexibility for installation. Manual, pneumatic, or electric actuation provides versatile control, making it an ideal solution for high-pressure, high-temperature applications in nuclear and industrial environments.
Key features
ANSI Class 2500
¼" to 4" sizes
Multi-ply Inconel 625 bellows
Helium leak tested
Manual, pneumatic, or electric actuation
Stainless/carbon steel body
Threaded, flanged, or welded ends
Specifications
Fluid Types
Water
Gas
Liquid
Port Size (")
0.375 to 4
Maximum Working Pressure (barg)
310
Material
Forged carbon or stainless steel
Design Codes
ASME B16.34
Temperature Limits (°C)
20 to 400
Certification
CRN
