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IMI Truflo Marine
Marine Butterfly Valve
Shock-qualified butterfly valve with fast shut-off, SIL3 safety, and zero-leakage performance.
Delivers rapid emergency shut-off with reduced torque and zero-leakage in either flow direction.
Ensures long-term reliability with SIL3 certification and proven shock resistance.
Reduces space and weight requirements with a compact, high-performance design.
Features
The IMI Orton Marine Butterfly Valve is designed for fast, reliable shut-off in critical marine and submarine systems. With a compact, lightweight body and eccentric disc design, it enables low-torque actuation while delivering bidirectional zero-leakage sealing. Certified to SIL3 for functional safety and qualified for extreme shock loads, it ensures high survivability under emergency conditions. Available in double or triple offset configurations, the valve supports a wide temperature range from -253°C to 818°C and pressures up to ANSI Class 900. Engineered in materials including NAB, titanium, and super duplex, it offers robust performance in fuel, seawater, and cryogenic systems.
Key features
Fast-acting emergency shut-off
Double/triple offset disc design
Shock-qualified for naval use
SIL3 certified reliability
Zero-leakage bidirectional sealing
Lightweight, compact body
Temp range: -253°C to 818°C
Pressure: PN 6–150 / ANSI 150–900
Sizes: DN 50–4000
Wide range of marine-grade alloys
Specifications
Fluid Types
Black Water
Cryogenic
Fresh Water
Fuel Oil
Grey Water
Sea Water
Water
Liquid
Port Size (")
2 to 157
Material
Nickel Aluminium Bronze (NAB)
Carbon Steel
Stainless Steel
Duplex
Super Duplex
Titanium
Nickel Alloy
Temperature Limits (°C)
-253 to 818
