Marine Closed Spring Loaded Full Bore Type Safety Valve

About product

The marine closed spring-loaded full bore type safety valve can be used in various equipment and pipelines that handle mediums such as air, water, and other fluids with working temperatures below 200℃. It serves as an additional pressure protection device to ensure the safety of the system.

Bore Type Safety Valve

marine closed spring loaded full bore type safety valve

Additional information

Body Mterial





≤200 °C


air, water, fluids

Product Detail

The marine closed spring-loaded full bore type safety valve is an essential component used in marine applications to protect equipment and pipelines handling various mediums, including air, water, and other fluids with temperatures below 200℃. Its primary purpose is to provide an additional layer of pressure protection, ensuring the safety and reliability of marine systems.

In marine vessels, this type of safety valve plays a crucial role in safeguarding against overpressure conditions that can arise due to system malfunctions, thermal expansion, or other operational irregularities. By promptly relieving excess pressure, the safety valve helps prevent catastrophic failures, equipment damage, and potential hazards to personnel on board.

One of the key advantages of the marine closed spring-loaded full bore type safety valve is its versatility. It can be integrated into a wide range of equipment and pipelines, including boilers, pressure vessels, and piping systems. This flexibility allows for its effective use across various marine applications, contributing to the overall functioning and efficiency of the vessel.

Marine Closed Spring Loaded Full Bore Type Safety Valve Material

Name Of PartsMaterials
Adjusting RingZG2Cr13/1Cr18Ni9Ti
Guide SleeveZG2Cr13/1Cr1Ni9Ti
Adjusting Bolt45
Sealing SurfaceD507

Marine Closed Spring Loaded Full Bore Type Safety Valve Parameter

Nominal Diameter/mmDimensions
Know Who We Are

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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