ALL CATEGORIES

Seller Center
- Product Management
  
  Post Product
  
  Manage Products
  
  Featured Products
- Blog Management
  
  Post Blog Article
  
  Manage Blog Articles
  
  Manage Blog Categories
- Inquiry Management
  
  My Inquiries
  
  Buying Requests
- Analytics Center
  
  Performance Dashboard
  
  Product Analytics
  
  Visitor Analytics
Connect Your Store to WeChat

Follow Our Official Service Account
Manage Products & Inquiries Anywhere
Seller Services

Seller Services

Goldsupplier.com: 20 years of Global Trade Expertise, Empowering Your Business to Go Global!

Join GoldSupplier.com

Free & Instant Registration

Showcase Company & Products

Access Global Buying Requests

Register Now

Activate Verified Supplier Membership

Priority Verified Visibility

Claim Exclusive Buying Requests

Automated Multi-language Store

Verified Now

Launch Your EasyOcean Website

Full-Service Website Management

Google Page 1 Guarantee

Enhanced Brand Credibility

Launch Now
Buyer Services
Post Buying Request

Browse Product Categories

Featured Suppliers
Contact Platform Support

Help Center

Home > Industrial Equipment & Components > Valve > Gate Valve > Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards

Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards

Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards thumbnail-3

Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards thumbnail-4

Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards thumbnail-5

Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards photo-1

Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards photo-2

Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards photo-3

Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards photo-4

Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards photo-5

Product Spotlights

Custom-manufactured marine gate valve featuring a low-torque design for easy operation, full compliance with GB/T standards, and construction from marine-grade materials like bronze and stainless steel. Offers extensive customization on pressure, size, connection, and actuation. Ideal for shipbuilding and offshore applications requiring reliable, durable, and easy-to-maintain fluid isolation.

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

Key Specifications

Get Latest Price

Material:

Other, Bronze, Stainless Steel, Cast Steel (customizable)

Application:

Other, Marine

Product Type:

Gate Valve

Contact Supplier Request Quote Chat Now

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
Contact Us

Material Other, Bronze, Stainless Steel, Cast Steel (customizable)

Application Other, Marine

Product Type Gate Valve

Operation Torque Low Torque Operation

Standard Compliance GB/T Standards

Connection Type Flanged, Threaded

Pressure Rating PN10, PN16, PN25 (customizable)

Temperature Range -20°C to 200°C (customizable)

Customization Available upon request

Certification ISO9001 Quality Management System

As a professional valve manufacturer established in 2016, Shanghai Zhibang Valve Manufacture Co., Ltd specializes in providing high-performance fluid control solutions for the global marine industry. Our Low Torque Operation Custom Marine Gate Valve Meeting GB/T Standards is engineered to address the critical need for reliable, easy-to-operate, and durable valves in demanding maritime environments. With an annual export value reflecting our growing international presence across continents from North America to Oceania, we combine rigorous manufacturing under our ISO9001-certified system with deep technical expertise to deliver valves that enhance operational safety and efficiency on board.

This valve is specifically designed to minimize the effort required for opening and closing, a crucial factor in routine maintenance and emergency situations at sea. Its custom-built nature ensures a perfect fit for your specific piping system and operational requirements.

Core Features & Technical Advantages:

Optimized Low Torque Design: Features a streamlined wedge/disk profile and premium sealing surfaces, significantly reducing friction and the required operating force. This design prolongs the life of actuators and manual handwheels.
Full Compliance with GB/T Standards: Manufactured in strict adherence to relevant Chinese GB/T standards for marine valves, ensuring dimensional accuracy, pressure integrity, and material suitability for saline environments.
Extensive Material Selection: Available in various grades such as bronze for seawater service, stainless steel for corrosion resistance, and cast steel for high-pressure applications. Material choice is tailored to the fluid media and service conditions.
Robust Construction for Marine Duty: Built to withstand vibration, shock, and the corrosive effects of sea air and water, ensuring long-term, leak-free performance.
Flexible Customization Options: We offer customization on:
- Pressure Rating (PN10, PN16, PN25, etc.)
- End Connection (Flanged ANSI/DIN/JIS standards or Threaded)
- Stem Type (Rising or Non-rising)
- Actuation Method (Manual handwheel, gear operator, or preparation for actuator mounting)

Detailed Technical Specifications:

Parameter	Specification / Option
Design Standard	GB/T (Specific standard numbers available upon request)
Nominal Diameter (DN)	DN50 to DN500 (Custom sizes available)
Pressure Class	PN10, PN16, PN25, Class150, Class300 (Customizable)
Temperature Range	Standard: -20°C to 200°C (Extended ranges available)
Body Material	Bronze (C95800), CF8M Stainless Steel, WCB Cast Steel, etc.
Seat & Wedge Material	Often matched to body material or enhanced with stellite/PTFE
Operation Mode	Manual Handwheel, Gear Operator, Actuator Prepared

Benefits for Your Operation:

Enhanced Safety & Ease of Use: Low torque operation allows for quicker valve cycling and reduces operator fatigue, which is critical during emergency shutdowns or routine checks.
Reduced Maintenance Costs: The durable design and corrosion-resistant materials minimize wear, leading to fewer replacements and lower lifetime costs.
System Compatibility & Reliability: Compliance with GB/T standards and custom manufacturing ensure the valve integrates seamlessly into your existing marine piping systems, providing reliable shut-off capability.
Global Supply Chain Support: With major shipment ports like Shanghai, Guangzhou, Hong Kong, and Beijing, we ensure timely delivery to your project sites worldwide.

Shanghai Zhibang Valve Manufacture Co., Ltd stands behind every valve we produce. Our commitment to quality, evidenced by our ISO9001 certification, and our proven track record of supplying to diverse markets including North America, Europe, Southeast Asia, and Africa, provide strong assurance of our capability and reliability. We understand the stringent demands of marine applications and engineer our Low Torque Marine Gate Valves to not only meet but exceed expectations for performance and durability. Partner with us for a fluid control solution that combines technical precision with practical operability. Contact us today to discuss your specific requirements and receive a customized quotation.

Frequently Asked Questions (FAQ):

Q: What exactly does "low torque operation" mean for this gate valve?
A: It means the valve is designed with features like a precision-machined wedge and low-friction seals to require less rotational force to open or close compared to standard gate valves. This makes manual operation easier and allows for the use of smaller, more cost-effective actuators.
Q: Can you supply valves that meet other standards besides GB/T, such as ANSI or DIN?
A: Yes, absolutely. While our standard offering complies with GB/T, we frequently customize valves to meet ANSI, DIN, JIS, or other international standards based on client specifications. Please provide your required standard during inquiry.
Q: What are the most recommended material choices for handling seawater?
A: For seawater applications, bronze (e.g., ASTM B584 C95800) and super duplex stainless steels are highly recommended due to their excellent resistance to chloride-induced corrosion and biofouling. We can advise on the best material for your specific seawater system.
Q: Is the valve suitable for both on/off service and throttling flow?
A: Gate valves are primarily designed for isolation (fully open or fully closed service). Using them for frequent throttling can cause vibration and damage to the seating surfaces. We recommend using globe or control valves for precise flow regulation.
Q: What is the typical lead time for a custom order?
A: Lead time depends on the complexity of customization, order quantity, and material availability. Generally, it ranges from 4 to 8 weeks after order confirmation. We provide a firm timeline upon reviewing your detailed requirements.
Q: Do you provide pressure test reports and certification for the valves?
A: Yes. Each valve undergoes rigorous hydrostatic pressure testing and other quality checks. A standard test report is provided with the shipment. Additional certifications like material reports can be supplied upon request.
Q: Can the valve be retrofitted with an actuator later if we initially order it with a handwheel?
A: Many of our designs are "actuator-ready," meaning the stem and yoke are prepared for easy future installation of an electric, pneumatic, or hydraulic actuator. It's important to specify this need at the time of ordering to ensure compatibility.
Q: What after-sales support and warranty do you offer?
A: We offer a standard warranty against manufacturing defects. Our technical team provides support for installation guidance and troubleshooting. Spare parts like gland packings and gaskets are also available for long-term maintenance.