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 > Butterfly Valve > CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems

CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems

CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems thumbnail-3

CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems thumbnail-4

CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems thumbnail-5

CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems photo-1

CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems photo-2

CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems photo-3

CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems photo-4

CB/T3191 Bronze Ball Valve DN25 PN4.0MPa for High Pressure Deck Washdown Systems photo-5

Product Spotlights

CB/T3191 standard bronze ball valve for high-pressure (PN4.0MPa) deck washdown systems. Features corrosion-resistant bronze construction, reliable PTFE sealing, and quarter-turn operation. Available in DN25 size with threaded or flanged connections. Designed for durability, low maintenance, and safe performance in marine and industrial environments. ISO9001 manufacturer with global export experience.

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

Key Specifications

Get Latest Price

Application:

Other, High Pressure Deck Washdown Systems

Material:

Bronze (C95800 or equivalent)

Size:

DN25 (1 inch)

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

Application Other, High Pressure Deck Washdown Systems

Material Bronze (C95800 or equivalent)

Size DN25 (1 inch)

Pressure Rating PN4.0MPa (Class 600)

Connection Type Threaded (NPT/BSP) or Flanged

Operation Manual Lever or Gearbox

Seat Material PTFE or Reinforced PTFE

Design Standard CB/T3191

Temperature Range -20°C to 200°C (depending on seat)

As a leading manufacturer with a strong commitment to quality and reliability, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our CB/T3191 Bronze Ball Valve, engineered specifically for demanding high-pressure applications such as deck washdown systems. With our ISO9001-certified production processes and nearly a decade of industry experience since 2016, we understand the critical need for valves that can withstand harsh marine and industrial environments. This valve is designed to deliver exceptional shut-off performance, durability, and ease of operation under pressures up to 4.0MPa, making it a trusted component for shipbuilders, offshore operators, and industrial facility managers worldwide.

Our dedication to precision manufacturing ensures that every valve meets the stringent requirements of the CB/T3191 standard, providing a robust solution for fluid control. We export to major markets across the globe, including North America, Europe, and Southeast Asia, supported by efficient logistics from key ports like Shanghai and Guangzhou. This product embodies our mission to supply high-performance fluid control solutions that enhance operational safety and efficiency for our clients.

Key Features and Technical Advantages:

Robust Bronze Construction: The valve body is crafted from high-grade bronze alloy (typically C95800), offering superior corrosion resistance against seawater, chemicals, and other aggressive media commonly found in deck washdown systems. This material ensures long service life and reduces maintenance costs.
High-Pressure Design: Rated for PN4.0MPa (Class 600), this valve is built to handle the intense pressures required for effective deck cleaning and fire-fighting systems on vessels and offshore platforms. Its reinforced structure prevents leaks and failures under sustained high load.
Precise Flow Control: The full-port or standard port ball design minimizes pressure drop and allows for efficient fluid passage, which is crucial for maintaining high flow rates in washdown operations. A quarter-turn operation with a lever or gearbox ensures quick and reliable opening/closing.
Superior Sealing Performance: Equipped with advanced seat materials like PTFE (Polytetrafluoroethylene) or reinforced PTFE, the valve provides a bubble-tight seal even after prolonged use. This design prevents drips and ensures complete isolation when closed.
Versatile Connections: Available with threaded (NPT, BSP) or flanged ends to suit various piping configurations, facilitating easy installation and integration into existing systems without requiring extensive modifications.
Wide Temperature Compatibility: Engineered to perform reliably across a broad temperature range, typically from -20°C to 200°C, depending on the seat material. This makes it suitable for use in diverse climatic conditions, from freezing cold to hot environments.
Low Maintenance & Easy Operation: The simple yet durable design features self-lubricating seats and stem seals, reducing the need for frequent servicing. The ergonomic lever or optional gearbox operation allows for smooth handling, even in tight spaces.

Detailed Technical Specifications:

Parameter	Specification
Product Standard	CB/T3191
Nominal Size	DN25 (1 Inch)
Pressure Rating	PN4.0MPa (Approx. 580 PSI)
Body Material	Bronze Alloy
Ball Material	Bronze or Chrome Plated Bronze
Seat Material	PTFE / Reinforced PTFE
Stem Seal	Graphite or PTFE Packing
Operation Type	Lever Handle (Standard), Gearbox (Optional)
Connection Standards	Threaded: NPT, BSP; Flanged: Available on Request
Test Pressure	Shell: 6.0MPa; Seat: 4.4MPa

Benefits for Your Operations:

Enhanced System Reliability: By integrating this high-pressure bronze ball valve, you minimize the risk of unexpected downtime caused by valve failure, ensuring continuous operation of critical washdown systems.
Cost-Effective Solution: The durable bronze construction and low-maintenance design lead to a lower total cost of ownership over the valve's lifespan, reducing replacement and repair expenses.
Safety Compliance: Designed to meet the CB/T3191 standard, which is recognized in marine and industrial applications, this valve helps you maintain compliance with safety regulations for high-pressure fluid systems.
Global Supply Chain Support: With an annual export value between US$1 million and US$1.5 million and shipment capabilities from major ports like Shanghai, Guangzhou, and Hong Kong, we ensure timely delivery to your location, whether in North America, Europe, Asia, or beyond.

Choosing Shanghai Zhibang's CB/T3191 Bronze Ball Valve means partnering with a proven manufacturer. Our ISO9001 certification is a testament to our unwavering commitment to quality management at every stage of production. Since our establishment in 2016, we have built a robust global presence, serving diverse markets from Eastern Europe to Oceania, which underscores the reliability and widespread acceptance of our products. This valve is not just a component; it's a safeguard for your high-pressure systems, engineered to deliver performance where it matters most. We invite you to contact us for a detailed quotation or technical consultation to see how this valve can be integrated into your specific deck washdown or other high-pressure applications. Let us provide you with a fluid control solution you can depend on.

Frequently Asked Questions (FAQ)

Q: Is this bronze ball valve suitable for seawater applications in deck washdown systems?
A: Yes, absolutely. The high-grade bronze alloy used offers excellent corrosion resistance against seawater, making it a preferred choice for marine and offshore deck washdown systems.
Q: What is the difference between PN4.0MPa and Class 600 rating?
A: PN4.0MPa is a metric pressure nominal rating equivalent to approximately 580 PSI. Class 600 is a common ASME/ANSI class rating that corresponds to a similar pressure range at certain temperatures. This valve is designed to meet both equivalent standards for high-pressure service.
Q: Can this valve be supplied with flanged connections instead of threaded ones?
A: Yes, flanged connections are available as a customization option. Please specify your required flange standard (e.g., ANSI, DIN, JIS) when inquiring.
Q: What maintenance does this valve require?
A: It is designed for low maintenance. Periodic inspection of the stem packing and occasional lubrication of the operating mechanism (if specified) are recommended. The PTFE seats are generally self-lubricating and long-lasting.
Q: Do you provide certifications with the valve?
A: As a manufacturer with an ISO9001-certified quality system, we can provide a material test report (MTR) or certificate of conformity upon request. Specific product certifications can be discussed based on your project requirements.
Q: What is the lead time for an order of these valves?
A: Lead time depends on order quantity and specific configuration (e.g., connection type, operation type). Standard configurations typically have shorter lead times. We ship from multiple ports including Shanghai and Guangzhou for efficient logistics.
Q: Is the valve fire-safe?
A: Standard models are not specifically designed as fire-safe valves. If you require a fire-safe certified ball valve for your application, please inquire, as we may have other solutions or customization capabilities.
Q: Can the valve handle fluids other than water, such as chemicals?
A: The bronze body and PTFE seats offer good chemical resistance to many common fluids. However, compatibility with specific aggressive chemicals should be verified. Please provide the fluid details for a precise recommendation.