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Home > Industrial Equipment & Components > Valve > Gate Valve > Pneumatic Actuated Marine Gate Valve for Seawater Ballast and Cargo Systems, GB/T Compliant

Pneumatic Actuated Marine Gate Valve for Seawater Ballast and Cargo Systems, GB/T Compliant

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Product Spotlights

Designed for seawater ballast and cargo systems, this GB/T-compliant marine gate valve features pneumatic actuation for remote, automated control. It offers robust construction with corrosion-resistant materials, reliable sealing, and flanged connections. Benefits include enhanced operational efficiency, improved safety, long service life in marine environments, and customization options for size, pressure, and materials.

Negotiable MOQ: 1 Unit (Price negotiable depending on order volume and customization)

Key Specifications

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Application:

Other, Seawater Ballast and Cargo Systems

Actuation Type:

Pneumatic

Standard Compliance:

GB/T Compliant

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Shanghai Zhibang Valve Manufacture Co.,ltd

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Application Other, Seawater Ballast and Cargo Systems

Actuation Type Pneumatic

Standard Compliance GB/T Compliant

Connection Type Flanged

Body Material Cast Steel or Stainless Steel

Seat Material Hardened Stainless Steel or Other

Pressure Rating Customizable

Size Range Available upon request

End Connection Standard Optional

As a professional manufacturer established in 2016, Shanghai Zhibang Valve Manufacture Co., Ltd specializes in producing high-performance valves for demanding marine applications. With an annual export value reaching up to US$1.5 million and holding ISO9001 certification for our quality management system, we supply reliable fluid control solutions to global markets including North America, Europe, Asia, and Africa. Our Pneumatic Actuated Marine Gate Valve is engineered specifically for critical seawater ballast and cargo systems, offering robust operation, reliable sealing, and compliance with GB/T standards to meet the stringent requirements of shipbuilding and maritime operations.

This valve is designed to provide dependable flow isolation in harsh marine environments. Its pneumatic actuation ensures quick, remote, and automated operation, which is vital for efficient ballast management and cargo handling. The valve construction prioritizes corrosion resistance and durability against seawater. Below are the key features and technical specifications that define this product:

Pneumatic Actuation System: Utilizes compressed air for valve opening and closing, enabling remote control, automation integration, and rapid response without manual intervention.
Robust Gate Design: The gate mechanism provides a straight-through flow path when open and a positive seal when closed, minimizing flow turbulence and pressure drop.
Seawater Compatibility: Materials and coatings are selected to withstand corrosion from seawater, saline atmospheres, and other marine conditions.
GB/T Standard Compliance: Manufactured according to relevant Chinese GB/T standards, ensuring dimensional interoperability, performance benchmarks, and quality consistency.
Flanged Connections: Standard flanged ends facilitate secure and leak-proof installation into piping systems, compatible with common marine pipe standards.
High-Pressure Sealing: The sealing arrangement ensures tight shut-off even under varying system pressures, critical for ballast system safety.
Compact and Serviceable Design: The design allows for installation in space-limited areas onboard, with provisions for maintenance and part replacement.

The technical parameters of this Pneumatic Actuated Marine Gate Valve can be customized to suit specific project requirements. Common specifications are summarized in the following table:

Parameter	Typical Range / Option
Nominal Diameter (DN)	Available from DN50 to DN500, customizable
Pressure Class (PN)	PN10, PN16, PN25, or higher upon request
Body Material	Cast Steel (WCB), Stainless Steel (304/316), Duplex Steel
Seat / Seal Material	Hardened Stainless Steel, EPDM, PTFE, or other
Actuator Air Supply Pressure	Typically 0.4 - 0.7 MPa (4-7 bar), customizable
End Connection Standard	GB/T Flange, ANSI Flange, JIS Flange optional
Operation Mode	Double-acting or Spring-return pneumatic actuator
Optional Features	Position indicator, manual override, solenoid valve kit

Implementing this valve in your seawater ballast or cargo system brings several tangible benefits:

Enhanced Operational Efficiency: Pneumatic actuation allows for integration into central control systems, reducing manual labor and enabling faster ballast transfer or cargo system operation.
Improved System Safety: The reliable sealing and robust construction minimize leakage risks, contributing to vessel stability and environmental protection.
Long Service Life in Marine Environment: Corrosion-resistant materials reduce maintenance frequency and extend valve lifespan, lowering long-term operational costs.
Compliance and Interchangeability: GB/T compliance ensures the valve meets recognized specifications, facilitating procurement and installation within standard marine projects.
Flexibility and Customization: As a manufacturer, we can tailor valve size, pressure rating, material, and actuator configuration to match your specific system design.

Shanghai Zhibang Valve, backed by our ISO9001-certified manufacturing processes and experience exporting to diverse global markets from North America to Oceania, guarantees product reliability and consistent quality. Our valves are shipped from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing, ensuring efficient logistics. For your seawater ballast and cargo systems, choosing our GB/T-compliant Pneumatic Actuated Marine Gate Valve means investing in a component that combines automated control, marine-grade durability, and manufacturer-direct value. Contact us to discuss your requirements and receive a tailored solution.

Frequently Asked Questions (FAQ)

Q: What is the primary advantage of pneumatic actuation for this marine gate valve?
A: Pneumatic actuation provides remote and automated operation, which is essential for modern ballast and cargo systems. It allows integration into ship control systems, enables quick valve cycling, and reduces the need for manual handling in often inaccessible locations.
Q: Can this valve be used with other fluids besides seawater?
A: While specifically designed for seawater compatibility, the valve can be configured with appropriate materials for other corrosive or non-corrosive fluids in marine applications, such as bilge water, fuel oil (with material change), or general service water.
Q: How does GB/T compliance benefit international buyers?
A: GB/T standards are widely recognized, especially in projects involving Chinese shipyards or equipment. Compliance ensures the valve meets specific dimensional, material, and performance criteria, providing assurance of quality and facilitating installation with compatible piping.
Q: What maintenance is required for the pneumatic actuator?
A: The pneumatic actuator is designed for reliability. Routine maintenance typically involves checking air supply lines, ensuring the air supply is clean and dry, and occasionally lubricating moving parts as per manufacturer guidelines. The actuator itself is generally serviceable.

Q: Are different flange standards available?

Q: Can the valve be operated manually if the pneumatic system fails?
A: Many of our pneumatic actuated valves include a manual override feature, such as a handwheel or lever on the actuator, allowing manual operation in case of air supply failure or for maintenance purposes.
Q: What is the typical delivery time for a customized order?
A: Delivery time depends on the customization scope and order quantity. For standard configurations, lead time is shorter. We provide estimated timelines based on your specific requirements and communicate them clearly during the quotation process.
Q: Does the valve come with any position feedback or indication?
A: Position indication (open/closed) is often available as an optional feature. This can be a mechanical indicator on the actuator or an electronic feedback signal (e.g., limit switches) for integration into control panels.