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Home > Industrial Equipment & Components > Valve > Gate Valve > GB/T Marine Gate Valve for Ballast and Bilge Lines, 304 Stainless Steel
GB/T Marine Gate Valve for Ballast and Bilge Lines, 304 Stainless Steel
Product Spotlights
304 Stainless Steel marine gate valve designed per GB/T standards for ballast/bilge lines. Offers superior corrosion resistance, reliable bubble-tight shutoff, and robust construction for harsh marine environments. Customizable pressure ratings, sizes, and connections. Backed by ISO9001-certified manufacturing and global export experience.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Material:
Other, 304 Stainless Steel
Standard:
Other, GB/T Marine Standard
Application:
Other, Ballast and Bilge Lines
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Material
Other, 304 Stainless Steel
Standard
Other, GB/T Marine Standard
Application
Other, Ballast and Bilge Lines
Valve Type
Gate Valve
Connection Type
Flanged (typical)
Operation
Handwheel (typical)
Pressure Rating
Customizable
Size Range
Available upon request
As a professional manufacturer with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our GB/T Marine Gate Valve, engineered specifically for demanding ballast and bilge line applications. Constructed from robust 304 Stainless Steel, this valve is designed to withstand harsh marine environments, offering reliable flow control and exceptional durability. Our commitment to quality manufacturing since 2016 ensures you receive a product built for performance and longevity, trusted by clients across global markets from North America to Southeast Asia.
Our marine gate valve is a critical component for shipboard piping systems, providing secure isolation in ballast and bilge services. The design prioritizes safety, corrosion resistance, and ease of operation under challenging conditions.
Key Features & Technical Advantages:
- Superior Corrosion Resistance: The use of 304 Stainless Steel offers excellent resistance to saltwater corrosion, pitting, and crevice corrosion, which is paramount for marine applications.
- Robust Construction: The valve body and internal components are manufactured to withstand high pressures and mechanical stresses encountered in ballast and bilge systems.
- Bubble-Tight Shutoff: The gate valve design ensures a reliable, drop-tight seal when fully closed, preventing unwanted water flow and ensuring system integrity.
- Low Flow Resistance: When fully open, the gate retracts completely into the bonnet, offering a straight flow path with minimal pressure drop, optimizing system efficiency.
- Durable Stem & Sealing: The stem is designed for smooth operation and is sealed effectively to prevent leakage to the atmosphere, even after repeated cycling.
- Standard Compliance: Manufactured in accordance with relevant GB/T (Chinese National Standard) specifications for marine valves, ensuring compatibility and performance expectations are met.
Detailed Technical Specifications:
| Parameter | Specification |
| Primary Material | 304 Stainless Steel (Body, Bonnet, Gate, Stem) |
| Design Standard | GB/T Marine Standards |
| Application | Ballast Water Lines, Bilge Lines, General Marine Service |
| Operation Type | Manual (Handwheel), Other actuators optional |
| Connection Ends | Flanged (RF, FF, etc.), specific type customizable |
| Pressure Class | Available in various classes (e.g., PN10, PN16, PN25, ANSI 150) |
| Size Range | From DN50 (2") up to DN500 (20") or as required |
| Seat & Seal | Metal-seated or resilient-seated options available |
Benefits for Your Operations:
- Enhanced System Reliability: Minimizes downtime and maintenance costs associated with valve failure in critical systems.
- Long Service Life: Corrosion-resistant materials extend valve life, reducing replacement frequency and total cost of ownership.
- Operational Safety: Provides secure isolation for maintenance or emergency situations on ballast and bilge lines.
- Global Supply Chain Support: With annual exports between US$1-1.5 million and shipment ports including Shanghai, Guangzhou, Hong Kong, and Beijing, we ensure timely and efficient delivery worldwide.
Choosing Shanghai Zhibang means partnering with an established manufacturer whose products are proven across diverse maritime markets. Our ISO9001-certified processes guarantee consistent quality, while our extensive reach into North America, South America, Europe, Asia, Africa, and Oceania demonstrates our capability to meet international demands. We invite you to experience the reliability of our GB/T Marine Gate Valve. Contact us today to discuss your specific size, pressure, and configuration requirements for a solution tailored to your vessel's needs.
Frequently Asked Questions (FAQ):
-
Q: Is this valve suitable for seawater applications?
A: Yes. The 304 Stainless Steel construction provides good corrosion resistance, making it suitable for seawater ballast and bilge services. For more aggressive conditions, material upgrades can be discussed. -
Q: What pressure ratings are available?
A: We offer a range of pressure classes to suit different system designs, including PN and ANSI standards. The specific rating depends on the valve size and configuration you require. -
Q: Can you provide valves with different end connections?
A: Absolutely. While flanged connections are common, we can customize end types such as butt-weld or other standards based on your piping specifications. -
Q: Do you offer actuated versions of this gate valve?
A: Yes. Manual handwheel operation is standard, but we can equip the valve with electric, pneumatic, or hydraulic actuators for remote or automated control. -
Q: What is the lead time for an order?
A: Lead times vary based on order quantity, size, and specifications. We maintain efficient production scheduling and leverage multiple shipment ports to provide competitive delivery times. -
Q: How does the GB/T standard compare to other international standards?
A: GB/T is a comprehensive Chinese national standard. Our valves manufactured to GB/T for marine use are designed to meet performance criteria compatible with international maritime applications. Specific equivalencies can be detailed upon request. -
Q: What is included with the valve delivery?
A: Typically, the valve is supplied as a complete unit. Optional accessories like mounting bolts, gaskets, or operation wrenches can be included based on the order agreement. -
Q: Do you provide technical support or documentation?
A: Yes. As a manufacturer, we provide product datasheets, dimensional drawings, and material certifications. Our technical team is available to support installation and operational queries.
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1Yr
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001
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