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Home > Industrial Equipment & Components > Valve > Gate Valve > Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation

Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation

Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation thumbnail-3

Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation thumbnail-4

Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation thumbnail-5

Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation photo-1

Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation photo-2

Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation photo-3

Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation photo-4

Bronze Marine Gate Valve Flanged per CB/T467 Standard, Non-Rising Stem Design, Handwheel Operation photo-5

Product Spotlights

Marine-grade bronze gate valve compliant with CB/T467 shipbuilding standard. Features a space-saving Non-Rising Stem design ideal for confined shipboard installations. Manual handwheel operation ensures reliable shut-off for seawater, fuel, and other marine fluids. Offers full-port flow, corrosion resistance, and customizable sealing options. Manufactured under ISO9001 with global export experience.

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

Key Specifications

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Material:

Other, Bronze (Copper-Tin Alloy)

Application:

Other, Marine & Shipbuilding Systems

Connection Type:

Flanged per CB/T467 Standard

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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
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Material Other, Bronze (Copper-Tin Alloy)

Application Other, Marine & Shipbuilding Systems

Connection Type Flanged per CB/T467 Standard

Stem Design Non-Rising Stem (NRS)

Operation Method Handwheel Operation

Valve Type Gate Valve

Sealing Type Metal-to-Metal or Resilient Seat (Optional)

Flow Characteristic Full Port, Low Pressure Drop

Mounting Orientation Suitable for Horizontal & Vertical Pipes

As a professional valve manufacturer with a strong focus on maritime applications, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our Bronze Marine Gate Valve. Engineered to the rigorous CB/T467 standard with a flanged connection, this valve is specifically designed for the demanding environments of shipbuilding and offshore systems. Our Non-Rising Stem design ensures reliable performance in confined spaces, while the robust handwheel operation guarantees ease of use and maintenance. We combine traditional craftsmanship with modern precision to deliver a product that meets the critical needs of global marine engineering projects.

This valve is a cornerstone for fluid control in marine applications, offering dependable shut-off for seawater, ballast, fuel oil, lubricating oil, and compressed air lines. Its construction prioritizes longevity and corrosion resistance, essential for withstanding harsh saline conditions.

Core Features & Technical Advantages:

Premium Bronze Construction: The valve body, bonnet, and gate are manufactured from high-grade bronze, an alloy renowned for its excellent corrosion resistance against seawater, superior machinability, and good mechanical strength.
CB/T467 Flanged Standard: Manufactured in strict compliance with the Chinese CB/T467 standard for shipbuilding valves, ensuring dimensional accuracy, pressure ratings, and material specifications suitable for marine service. This facilitates easy integration into existing ship piping systems.
Non-Rising Stem (NRS) Design: The stem threads are enclosed within the valve body. The handwheel rotates and moves up/down with the stem, but the stem itself does not rise out of the valve. This is a critical feature for installations with limited vertical space above the valve.
Manual Handwheel Operation: Features a durable, ergonomically designed handwheel for straightforward manual operation. The handwheel size is optimized for sufficient torque to open/close the valve under rated pressures.
Full Port Design: Provides a smooth, straight-through flow path when fully open, minimizing pressure drop and allowing for the passage of pigs or inspection tools in the pipeline.
Robust Sealing: Utilizes precision-machined metal seats (standard) for tight shut-off. Optional resilient seats (e.g., reinforced PTFE) are available upon request for applications requiring bubble-tight sealing.
Versatile Mounting: Suitable for installation in both horizontal and vertical pipeline orientations, offering flexibility in system design and layout.

Key Technical Specifications:

Parameter	Specification
Body Material	Bronze (C83600 or equivalent)
Pressure Rating	Commonly available in Class 150 & Class 300 (Specific rating upon request)
Temperature Range	Suitable for media temperatures up to 250°C (482°F)
End Connection	Flanged, per CB/T467 standard dimensions
Stem Type	Non-Rising Stem (NRS)
Operation	Manual Handwheel
Gate Type	Solid Wedge or Flexible Wedge (Customizable)
Seat Type	Metal Seat (Standard), Resilient Seat (Optional)
Packing	Graphite or PTFE-based packing for reliable stem sealing

Benefits for Your Marine Projects:

Space Efficiency: The NRS design is ideal for engine rooms, bilge systems, and other areas with overhead constraints, saving valuable space.
Enhanced Durability: Bronze construction offers proven resistance to seawater corrosion, reducing maintenance frequency and lifecycle costs.
System Compatibility: Compliance with the CB/T467 standard ensures reliable fit and performance within marine piping networks, reducing installation issues.
Operational Reliability: Simple, robust handwheel operation ensures the valve can be operated reliably even in challenging conditions, with minimal risk of failure.
Reduced Turbulence: The full-bore design minimizes flow resistance, contributing to energy efficiency in pumping systems.

Backed by our ISO9001-certified quality management system, every valve undergoes stringent testing to ensure performance integrity. Since our establishment in 2016, Shanghai Zhibang has built a reputation for supplying reliable marine valves, with an annual export value reflecting our global reach across North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Mid East, and Eastern Asia. We ship majorly from Shanghai, Guangzhou, Hongkong, and Beijing ports, ensuring efficient logistics. Choose our Bronze Marine Gate Valve for a blend of standardized quality, practical design, and manufacturer-direct value, engineered to keep your maritime operations flowing smoothly.

Frequently Asked Questions (FAQ):

Q: What is the main advantage of a Non-Rising Stem design in marine applications?
A: The primary advantage is space saving. In the cramped and complex piping environments typical on ships (like engine rooms), there is often limited vertical clearance above valves. The NRS design allows the valve to be installed and operated without requiring extra overhead space for a rising stem.
Q: How does the CB/T467 standard benefit international buyers?
A: The CB/T467 is a recognized Chinese national standard specifically for ship valves. It defines dimensions, materials, pressure ratings, and testing requirements. Using a valve built to this standard ensures predictable performance, simplifies procurement for shipyards following similar specifications, and guarantees compatibility with other CB/T467 compliant piping components.
Q: Can this bronze valve handle seawater effectively?
A: Yes, bronze (copper-tin alloy) is a traditional and excellent material for seawater service. It naturally resists corrosion from saltwater and is resistant to biofouling, making it a reliable choice for seawater cooling, ballast, firefighting, and other marine fluid systems.
Q: Is the handwheel operation suitable for high-pressure applications?
A: The handwheel is designed to provide sufficient mechanical advantage for operation within the valve's rated pressure class (e.g., Class 150 or 300). For very high-pressure or large-diameter valves, gear operators can be offered as a customization option to reduce required operating torque.
Q: What types of sealing seats are available, and how do I choose?
A: The standard configuration features precision-machined metal-to-metal seats (bronze on bronze), which are durable and suitable for most marine services. For applications requiring absolutely leak-tight shut-off (zero leakage), we offer optional resilient seats made from materials like reinforced PTFE, which can provide a bubble-tight seal.
Q: Do you offer different flange face types or drilling standards?
A> The valve is supplied with flanges per the CB/T467 standard, which typically specifies Raised Face (RF) flanges. If your project requires flanges to other standards (like ANSI, JIS, or DIN) or specific face types (Flat Face, Ring Type Joint), please inquire as these are customizable options.
Q: What is included in your quality control process?
A> Our ISO9001 certification underpins a rigorous QC process. This includes material certification checks, dimensional verification, hydrostatic shell and seat tests (per applicable standards), and functional operation tests before packaging. Test reports can be provided upon request.
Q: What is your typical lead time and packaging for export?
A> Lead times vary based on order quantity and specifications. Standard items generally have shorter lead times. For export, valves are typically packaged in wooden cases or crates suitable for ocean freight, with protective coatings to prevent corrosion during transit.