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IMI Z&J
Ethylene Transfer Line and Decoking Valve
Heavy-duty transfer line and decoking valve for FCC and ethylene plant applications.
True double block and purge enhances safety.
Corrosion-resistant hardfaced seats extend service life.
Smooth passage design prevents coke buildup.
Features
The IMI Z&J Transfer Line and Decoking Valve is engineered for ethylene production and fluidised catalytic cracking (FCC) units. Featuring double-disc through conduit gate valve technology, it provides true double block and purge within a single valve body. Its active mechanical sealing force ensures leak-tight performance, while hardsurfaced seats resist corrosion and wear. A smooth tubular passage prevents solid particle buildup, ensuring uninterrupted operation. Designed for high-temperature and severe service conditions, this valve supports custom mounting, various actuators, and flanged or welded connections, delivering exceptional reliability and safety in hydrocarbon processing.
Key features
Sizes up to 1400mm
Up to 525°C
Double-disc design
Full-bore passage
Electric, hydraulic, pneumatic
Corrosion-resistant seats
3 years maintenance-free
Specifications
Fluid Types
Dirty Medium
Port Size (")
6 to 100
Material
SA516 Gr. 60
SA 387 M Gr.12 Cl.2
Stainless Steel
Design Codes
ASME B31.3
Temperature Limits (°C)
0 to 677
Certification
PED
Resources
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