Are you in the market for reliable marine non-return valves? With so many factories in China, choosing the right one can feel overwhelming. Understanding the top manufacturers is crucial, as it ensures you invest in quality products that enhance safety and performance in your marine applications. Imagine having peace of mind knowing you’ve selected the best options available, backed by solid reputations and proven track records. Ready to navigate the waters of choice? Dive into our comprehensive comparison of the leading marine non-return valve factories in China and make an informed decision today!

Marine Valves Manufacturer in China – Grand Ocean

Product Details: Marine valves manufactured by Grand Ocean are designed for various marine applications, including commercial vessels, offshore platforms, and recreational boats. They can be customized according to JIS, DIN, GB, and API standards.

Technical Parameters:
– DN Size: 15mm to 1200mm
– Pressure: 0.5Mpa to 6.0Mpa

Application Scenarios:
– Used in main engine and auxiliary machinery onboard ships
– Applicable in seawater cooling systems and fuel systems

Pros:
– Durable construction resistant to corrosion and harsh marine environments
– Easy installation and maintenance with quick-release handles

Cons:
– Potential for high costs depending on customization
– Maintenance required to ensure proper functioning

China Customized Non Return Valve Suppliers, Manufacturers, Factory …

Product Details: Non Return Valve – Our LORI specialize in different marine non return valves with reasonable price and good service. We have the ability to supply all valves for complete ship.

Technical Parameters:
– Standard: JIS, GB, DIN, CB, ANSI and non-standard (according to customer require…
– Nominal pressure: PN0.2MPa – PN20MPa, Nominal diameter: DN 3 – DN600

Application Scenarios:
– Marine applications requiring non-return functionality
– Shipboard systems where backflow prevention is critical

Pros:
– Reasonable price and good service
– Ability to supply all valves for complete ship

Cons:
– Limited information on specific valve performance
– Generic specifications may not meet all custom requirements

Marine Valve China Supplier For Whole Ship Set – Fountom Marine

Product Details: Marine valves are used to control the volume, switching, and direction of fluids on ships, including fuel oil, lubricating oil, air, gas, steam, fresh water, sea water, bilge, and sludge.

Technical Parameters:
– Nominal diameter: DN6~1000mm
– Nominal pressure: 0.1Mpa~16Mpa
– Material: casting iron, steel, bronze, stainless steel, forged steel

Application Scenarios:
– Oil tanker
– Passenger and cargo ships

Pros:
– Competitive pricing due to partnerships with valve factories in China
– Strict quality control procedures including leak detection and low pressure test…

Cons:
– Limited to dimensional match for DIN valves
– Potential variability in delivery times depending on stock availability

China Marine Valve Suppliers, Manufacturers, Factory – Buy Customized …

Product Details: Marine valves including Non Return Valve, Gate Valve, Stop Valve, and Marine Butterfly Valve, designed for various marine applications.

Technical Parameters:
– Material: High-grade marine steel
– Pressure Rating: Standard marine specifications

Application Scenarios:
– Used in shipbuilding and marine engineering
– Applicable in various marine propulsion and environmental systems

Pros:
– High quality and competitive pricing
– Customizable options available

Cons:
– Limited specific technical details provided
– Potential availability issues depending on customization

China Marine Non Return Valve Suppliers, Manufacturers, Factory – Kemus

Product Details: Marine Non Return Valve with DIN standard, holding certificates: ABS, DNV, LR, CE, ISO9001, UL in process. Flanges according to ASME B/16.4716.5, Class 125 / 150; DIN 2501, PN10 / PN16. Size: DN40-DN900/ 1.5″-36″. Materials: Body: Cast Iron / Ductile Iron / Cast steel / Stainless steel / Aluminum bronze.

Technical Parameters:
– Working pressure: 1.5″-12″ 16 bar; 14″-24″ 10 bar/16BAR; 28″-36″ max 10 bar
– Pressure test according to standards: API 598

Application Scenarios:
– Marine applications requiring non-return functionality
– Industrial settings where backflow prevention is critical

Pros:
– High-quality materials and construction
– Wide range of sizes available

Cons:
– Limited to specific pressure ratings
– May require specific installation conditions

China marine non return valve Manufacturers Factory Suppliers

Product Details: Marine non-return valve manufactured by VALPRO MC.,LTD, designed for high quality and reliability in marine applications.

Technical Parameters:
– Material: Brass
– Size: 3/4 inch

Application Scenarios:
– Marine systems
– Industrial piping

Pros:
– High quality manufacturing
– Durable and reliable performance

Cons:
– Limited size options
– Potentially higher cost compared to competitors

Marine Applications of SDNR Valve: An In-depth Analysis

Product Details: Screw Down Non-Return (SDNR) valve is a specialized valve used in marine applications to control fluid flow and prevent backflow.

Technical Parameters:
– Manual control via handwheel
– Non-return mechanism to prevent backflow

Application Scenarios:
– Fuel oil systems
– Cooling water systems
– Boiler feed and condensate systems
– Bilge and ballast systems

Pros:
– Provides precise control over fluid flow
– Prevents backflow, enhancing safety

Cons:
– Requires regular maintenance to ensure reliability
– Performance may be affected by harsh marine environments

Related Video

Comparison Table

Company	Product Details	Pros	Cons	Website
Marine Valves Manufacturer in China – Grand Ocean	Marine valves manufactured by Grand Ocean are designed for various marine applications, including commercial vessels, offshore platforms, and recreati…	– Durable construction resistant to corrosion and harsh marine environments – Easy installation and maintenance with quick-release handles	– Potential for high costs depending on customization – Maintenance required to ensure proper functioning	www.grandoceanmarine.com
China Customized Non Return Valve Suppliers, Manufacturers, Factory …	Non Return Valve – Our LORI specialize in different marine non return valves with reasonable price and good service. We have the ability to supply all…	– Reasonable price and good service – Ability to supply all valves for complete ship	– Limited information on specific valve performance – Generic specifications may not meet all custom requirements	www.loricn.com
Marine Valve China Supplier For Whole Ship Set – Fountom Marine	Marine valves are used to control the volume, switching, and direction of fluids on ships, including fuel oil, lubricating oil, air, gas, steam, fresh…	– Competitive pricing due to partnerships with valve factories in China – Strict quality control procedures including leak detection and low pressure…	– Limited to dimensional match for DIN valves – Potential variability in delivery times depending on stock availability	www.fountom.com
China Marine Valve Suppliers, Manufacturers, Factory – Buy Customized …	Marine valves including Non Return Valve, Gate Valve, Stop Valve, and Marine Butterfly Valve, designed for various marine applications.	– High quality and competitive pricing – Customizable options available	– Limited specific technical details provided – Potential availability issues depending on customization	www.loricn.com
China Marine Non Return Valve Suppliers, Manufacturers, Factory – Kemus	Marine Non Return Valve with DIN standard, holding certificates: ABS, DNV, LR, CE, ISO9001, UL in process. Flanges according to ASME B/16.4716.5, Clas…	– High-quality materials and construction – Wide range of sizes available	– Limited to specific pressure ratings – May require specific installation conditions	www.kemus-valve.com
China marine non return valve Manufacturers Factory Suppliers	Marine non-return valve manufactured by VALPRO MC.,LTD, designed for high quality and reliability in marine applications.	– High quality manufacturing – Durable and reliable performance	– Limited size options – Potentially higher cost compared to competitors	www.valpro-valves.com
Marine Applications of SDNR Valve: An In-depth Analysis	Screw Down Non-Return (SDNR) valve is a specialized valve used in marine applications to control fluid flow and prevent backflow.	– Provides precise control over fluid flow – Prevents backflow, enhancing safety	– Requires regular maintenance to ensure reliability – Performance may be affected by harsh marine environments	marinebutterflyvalve.com

Frequently Asked Questions (FAQs)

What is a marine non-return valve and why is it important?

A marine non-return valve is a device that allows fluid to flow in one direction while preventing backflow. It’s crucial in marine applications to protect equipment and systems from damage caused by reverse flow, ensuring safety and efficiency in operations.

Where are the best marine non-return valve factories located in China?

China has several reputable regions for manufacturing marine non-return valves, with notable factories in Zhejiang, Guangdong, and Jiangsu provinces. These areas are known for their advanced manufacturing capabilities and quality control standards.

How can I ensure the quality of non-return valves from Chinese factories?

To ensure quality, you should verify the factory’s certifications, such as ISO 9001, and request product samples. Additionally, consider visiting the factory or hiring a third-party inspection service to assess the manufacturing process and materials used.

What are the typical materials used in marine non-return valves?

Marine non-return valves are commonly made from materials like bronze, stainless steel, and PVC. The choice of material depends on the application, with stainless steel being favored for its corrosion resistance and durability in harsh marine environments.

Can I customize marine non-return valves for my specific needs?

Yes, many factories in China offer customization options for marine non-return valves. You can specify dimensions, materials, and design features to meet your unique requirements, ensuring the valves fit perfectly into your systems.