Marine Worm-Drive Manual Flange Butterfly Valve

About product

Marine Worm-Drive Manual Flange Butterfly Valve is a type of manual butterfly valve commonly used in marine applications. It consists of a butterfly valve with a manual worm-drive mechanism and flanged ends.. Designed by industry standards such as GB/T 2501, CB/T 4196, JIS B 2220, JIS B 2239, and JIS B 2240, our marine worm-drive manual flange butterfly valve embodies quality and compliance. It undergoes rigorous testing and inspection to ensure flawless performance and adherence to the strictest industry regulations.

Additional information




C type




Cast Iron, Cast Steel, Bronze

Test Standard


Product Detail

Manual Valve – Marine Worm-drive Manual Flange Butterfly Valve

This manual butterfly valve is a testament to exceptional design and functionality in marine applications. With its center-pivoted mechanism, the manual valve enables smooth and precise control of fluid flow. The worm gear operation allows for easy and accurate adjustment, granting operators complete control. The manual valve’s reliable flange connections adhere to industry standards, ensuring seamless integration into marine pipeline systems. Its C Type construction ensures durability and robustness to withstand the harsh marine environment. This manual butterfly valve delivers long-lasting performance and reliability, making it an ideal choice for demanding marine applications. Experience optimal flow control and effortless operation with the Marine Center-Pivoted Worm Manual Flange Butterfly Valve C Type, designed to meet the highest standards of performance and reliability in marine engineering.

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Parameter Of Worm Manual Butterfly Valve

TypeNominal Diameter(Mpa)Nominal Pessure(mm)
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About our company

Zava Marine Corporation is a leading supplier of marine parts and components. With a strong focus on quality and customer satisfaction, we specialize in providing a comprehensive range of high-quality marine equipment and accessories. Our products include deck equipment, ship accessories, and various other essential components needed for smooth maritime operations.

With a global presence, we serve a diverse customer base, including shipbuilders, shipowners, offshore operators, and marine equipment distributors. We are committed to providing exceptional service and tailored solutions to meet our customers’ unique needs.


Zava Marine offers a comprehensive range of certifications for marine parts in accordance with international standards and regulations. These certifications include those provided by renowned marine classification societies such as Lloyd’s Register (LR), Bureau Veritas (BV), China Classification Society (CCS), Registro Italiano Navale (RINA), American Bureau of Shipping (ABS), Nippon Kaiji Kyokai (NK), and Det Norske Veritas – Germanischer Lloyd (DNV-GL). By collaborating with these esteemed societies, Zava Marine ensures that our certified marine parts meet the highest standards of safety, quality, and performance, instilling confidence in our reliability and compliance within the maritime industry.

The warranty provided by Zava Marine covers defects in materials and workmanship for a period of two years from the date of purchase. During this warranty period, if any marine parts purchased from Zava Marine exhibit issues or failures resulting from manufacturing defects or faulty materials, Zava Marine will take responsibility for repair or replacement of the affected parts. 

Zava Marine has recently opened new molds for European and North American clients, utilizing materials such as metal, ABS, PVC, and more. These successful mold opening projects allow us to provide customized marine parts and components that meet the specific requirements of our clients in these regions.

Typically, Zava Marine can ship samples within 7 days once the product drawing has been mutually confirmed by both parties. This efficient process ensures that customers can receive samples promptly, allowing them to assess the quality and suitability of the products.

Zava Marine frequently utilizes a wide range of materials in our projects. These materials include aluminum, stainless steel, carbon steel, copper, plastics, titanium, and PEEK (Polyether Ether Ketone). Each material offers unique properties and characteristics suitable for various marine applications. 

Yes, we provide customization services for marine parts. We understand that every project and application may have unique requirements, and we are committed to delivering tailored solutions. By collaborating closely with our clients, we can adapt our products to specific specifications, ensuring optimal fit, performance, and compatibility. Whether it’s modifying existing designs or creating entirely new parts, our customization services cater to the diverse needs of the maritime industry.

Absolutely! We offer product design and development services to support our clients’ needs. Our experienced team of engineers and designers can collaborate with clients from concept development to final product realization. By leveraging our expertise in marine engineering and design, we can provide valuable insights and innovative solutions. Whether it’s optimizing existing designs or creating entirely new products, we are equipped to assist clients in bringing their ideas to life efficiently and effectively.

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