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IMI Z&J
Wedge within Wedge Isolation Valve
High-performance wedge gate valve for extreme temperature and pressure applications.
Double-disc design ensures leak-free operation.
Metal-to-metal seating enhances wear resistance.
No jamming due to free-moving disc actuation.
Features
The IMI Z&J Wedge-within-Wedge Gate Valve is designed for high-temperature, high-pressure, and extreme operating conditions. Its double-disc design ensures independent sealing surfaces, supporting double block and purge or double block and bleed applications. Metal-to-metal seating enhances durability and wear resistance, while the rising stem (O&Y type) allows easy inspection and maintenance. Available in sizes up to 120 inches, it complies with German, ANSI, and industry standards. Actuation options include electric, hydraulic, or pneumatic operation, making it ideal for dehydrogenation, olefin conversion, cyclic powerformer units, and reactor isolation applications.
Key features
Sizes up to 120 inches
Up to 1900°F operation
Metal-to-metal seating
Double block & purge
Electric, hydraulic, pneumatic
Flanged or buttweld ends
No jamming design
Specifications
Fluid Types
Clean Liquid
Gas
Water
Steam
Port Size (")
2 to 60
Material
Carbon Steel
Low Alloy Steel
High Alloy Steel
Corrosion Restistant Steel
Heat Resistant Steel
Cast Material
Design Codes
API 600
ASME B16.34
ASME B31.3
Temperature Limits (°C)
-46 to 850
Certification
PED
IBR
TSG
Resources
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