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Home > Industrial Equipment & Components > Valve > Gate Valve > Standard-Compliant Marine Gate Valve for Ballast Water, GB/T Design, With Technical Data Sheet and Support
Standard-Compliant Marine Gate Valve for Ballast Water, GB/T Design, With Technical Data Sheet and Support
Product Spotlights
GB/T standard-compliant marine gate valve engineered for reliable ballast water control. Features robust cast steel/iron construction, superior sealing (resilient or metal), and optional gear operation for large sizes. Includes full technical data sheet and manufacturer support. Ideal for shipyards and fleets seeking durable, compliant valves backed by ISO9001 certified production and global export expertise.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Material:
Other, Cast Steel/Cast Iron/Ductile Iron
Application:
Other, Ballast Water Systems
Size Range:
DN50 to DN600 (2“ to 24“)
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Material
Other, Cast Steel/Cast Iron/Ductile Iron
Application
Other, Ballast Water Systems
Size Range
DN50 to DN600 (2“ to 24“)
Pressure Rating
PN10 to PN16
Design Standard
GB/T Standard Compliant
Operation Type
Manual (Handwheel) or Gearbox
Connection Type
Flanged Ends (RF/FF)
Sealing
Resilient Seated or Metal-to-Metal
Coating/Finish
Marine-Grade Anti-Corrosion Coating
As a professional manufacturer with ISO9001 certification and a strong export presence, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our Standard-Compliant Marine Gate Valve for Ballast Water. Engineered to meet rigorous maritime demands, this valve is a critical component for ensuring safe and efficient ballast water management on vessels. We combine precise GB/T standard manufacturing with comprehensive technical data and support, providing shipyards, marine engineers, and fleet operators with a reliable, durable, and compliant solution for their piping systems.
Our marine gate valves are specifically designed for the challenging ballast water environment, where corrosion resistance, reliable sealing, and long service life are paramount. We understand that downtime is costly at sea, which is why our valves are built for performance and ease of maintenance.
Core Product Features & Technical Specifications:
- Standard-Compliant Design: Manufactured in strict accordance with relevant GB/T (Chinese National Standard) specifications, ensuring compatibility and reliability within marine systems designed to international norms.
- Robust Construction for Marine Service: Available in materials like cast steel, cast iron, or ductile iron, selected for strength and corrosion resistance in seawater applications.
- Superior Sealing Performance: Features either resilient seats for bubble-tight shut-off or metal-to-metal seats for high-temperature and abrasive service, preventing leakage in ballast lines.
- Flexible Operation: Offered with standard handwheel operation for smaller sizes or with a gearbox operator for larger valves (e.g., DN300 and above), reducing required operating torque and effort.
- Comprehensive Sizing: We provide a wide range of sizes to fit various pipeline requirements, typically from DN50 (2") up to DN600 (24").
- Flanged Connection Convenience: Standard flanged ends (RF or FF) facilitate secure and straightforward installation into existing marine piping networks.
Detailed Technical Parameters Table:
| Parameter | Specification |
| Product Type | Marine Gate Valve (Rising Stem) |
| Design Standard | GB/T |
| Nominal Diameter (DN) | 50, 80, 100, 150, 200, 250, 300, 350, 400, 450, 500, 600 |
| Nominal Pressure (PN) | 10, 16 |
| Body Material | Cast Steel (WCB), Cast Iron (HT250), Ductile Iron (QT450-10) |
| Seat & Disc Material | Stainless Steel / Bronze / Resilient Material (NBR/EPDM) |
| Stem Material | Stainless Steel |
| Connection Type | Flanged (RF, FF as per standard) |
| Operation Mode | Handwheel (Standard), Gear Operator (Optional for large sizes) |
| Coating | Marine-grade epoxy coating or other anti-corrosion treatment |
Advantages & Customer Benefits:
- Enhanced System Reliability: Precise manufacturing and quality control minimize the risk of in-service failure, contributing to the overall safety and operational continuity of the ballast system.
- Regulatory Compliance Support: Being GB/T compliant aids in meeting the specifications required by many shipbuilding and repair contracts, simplifying the procurement and approval process.
- Reduced Lifecycle Cost: Durable materials and construction extend service intervals and reduce the frequency and cost of replacements, offering a favorable total cost of ownership.
- Global Supply Capability: With annual exports valued between US$1-1.5 million and shipment ports including Shanghai, Guangzhou, Hong Kong, and Beijing, we efficiently serve a global clientele across North America, South America, Europe, Asia, Africa, and Oceania.
- Manufacturer Direct Support: Purchasing directly from our factory ensures you receive not just the product, but also accurate technical data sheets, installation guidance, and responsive after-sales support.
Trust in a manufacturer with a proven track record since 2016. Our ISO9001-certified processes guarantee consistent quality, while our extensive experience supplying to diverse markets worldwide demonstrates our ability to meet international requirements. Every valve is backed by a complete technical data sheet, providing you with all necessary information for installation, operation, and maintenance. We invite you to leverage our manufacturing expertise and global logistics network to secure a reliable supply of high-performance marine gate valves. Contact us today to discuss your specific requirements, request a detailed quotation, or obtain the full technical documentation for your project review.
Frequently Asked Questions (FAQ):
-
Q: Is this valve suitable for seawater ballast service?
A: Absolutely. It is specifically engineered for ballast water and other marine applications. The materials and protective coatings are selected to withstand corrosive seawater environments. -
Q: What does "GB/T Design" mean, and is it accepted internationally?
A: GB/T refers to the Chinese National Standard. Many international marine projects and shipyards accept or specify components meeting GB/T standards due to their rigor and alignment with common international practices, especially when sourcing from China. -
Q: Do you provide a technical data sheet with the valve?
A: Yes, a comprehensive technical data sheet (TDS) is provided with each order, containing detailed specifications, material certificates, test reports, and installation/maintenance instructions. -
Q: Can I get valves with gear operators?
A: Yes, gear operators are available as an option, typically recommended for valves DN300 and larger to reduce operating torque and make manual operation easier. -
Q: What pressure ratings do you offer?
A: Our standard marine gate valves are available in pressure classes PN10 and PN16, which are common for ballast water systems. -
Q: What are the available port of shipment options?
A: We can ship from major Chinese ports including Shanghai, Guangzhou, Hong Kong, and Beijing, offering flexibility for your logistics planning. -
Q: Are these valves suitable for other marine applications besides ballast?
A: Yes, while optimized for ballast water, these robust gate valves can also be used in other marine piping services such as cooling water, bilge, fire mains, and tank vent lines, subject to pressure and temperature suitability. -
Q: What is your lead time for an order?
A: Lead time varies based on order quantity, size, and material specifications. Generally, for standard sizes and materials, production can be completed within a few weeks. We provide a precise timeline upon order confirmation.
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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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