Zhongguan Valve is a manufacturer of butterfly valves, and our factory is located in Oubei Town, known as the capital of pumps and valves in China. Our company has been deeply involved in the field of Concentric butterfly valves for more than 20 years. Marine Semi Lug Type Butterfly Valve is one of our exclusive products and has product patents. Many shipyards have come to our company to order Marine Semi Lug Type Butterfly Valve. If you would like to learn more, please feel free to contact our staff as we provide professional service and after-sales support.
Marine Semi Lug Type Butterfly Valve is a best-selling product of Zhongguan Valve, and many world-renowned shipyards come to our company to purchase it.
Valve body design: Valve bodies are usually wafer type or lug type, which are easy to install
between pipeline flanges, compact in structure, and suitable for space limited ship environments.
Sealing form: Soft sealing (such as rubber, PTFE) or metal sealing is used to ensure good sealing performance and prevent medium leakage.
Operation mode:
Marine Semi-Lug Type Butterfly Valve can be operated through a handle, worm gear, pneumatic or electric actuator to meet different working conditions.
Material:
The valve body and butterfly plate are mostly made of corrosion-resistant materials (such as cast iron, cast steel, stainless steel, bronze, etc.), suitable for media such as seawater and oil
Application:
Seawater system: cooling water and ballast water pipelines.
Fuel system: fuel delivery and filtration pipelines.
Ventilation system: regulate air flow (fire protection design required).
Other: lubricating oil, bilge water and other pipelines.
Notes
Medium type: Select sealing material according to the medium (such as EPDM seawater resistant, NBR oil resistant).
Pressure rating: Matching the design pressure of ship pipelines (commonly PN10/PN16).
Temperature range: Ensure that the sealing material operates stably at the medium temperature.
Installation method: clamp type (requires flange fitting) or ear type (can be directly bolted for easy disassembly)
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