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CB/T3191 High Temperature Marine Ball Valve With Mill Test Report and 12-Month Warranty

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Product Spotlights

CB/T3191 standard marine ball valve designed for high-temperature service up to 425°C. Features robust construction, reliable high-temp sealing, and optional materials. Each unit comes with a Mill Test Report for quality verification and is backed by a 12-month warranty. Ideal for demanding marine and industrial applications requiring safety and durability.
Negotiable MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Standard:
CB/T3191
Application:
Other, Marine and Offshore High-Temperature Systems
Material:
Carbon Steel, Stainless Steel (Optional)
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
Standard CB/T3191
Application Other, Marine and Offshore High-Temperature Systems
Material Carbon Steel, Stainless Steel (Optional)
Connection Flanged, Threaded (Customizable)
Pressure Rating PN16 to PN40 (Available)
Temperature Range Up to 425°C (797°F)
Warranty 12 Months
Documentation Mill Test Report Provided

As a professional manufacturer with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in delivering high-performance industrial valves for demanding global markets. Our CB/T3191 High Temperature Marine Ball Valve is engineered to meet the rigorous requirements of marine and offshore applications, offering exceptional reliability under extreme thermal conditions. Designed for critical pipeline systems, this valve ensures secure shut-off and smooth operation, backed by comprehensive documentation and a solid warranty.

This valve stands out due to its robust construction and adherence to the specialized CB/T3191 standard for marine valves. Key features include:

  • Superior High-Temperature Performance: Engineered with special sealing materials and a reinforced structure to maintain integrity and prevent leakage at temperatures up to 425°C (797°F).
  • Robust Construction: Typically manufactured from carbon steel or optional stainless steel grades to withstand corrosive marine environments and high pressure.
  • Reliable Sealing: Features advanced seat materials that resist deformation and wear under thermal cycling, ensuring long-term, bubble-tight sealing.
  • Easy Operation and Low Maintenance: The quarter-turn design allows for quick opening and closing. The stem is designed with a blow-out-proof structure for enhanced safety.
  • Versatile Configuration: Available in flanged or threaded connections, with various pressure ratings (PN16 to PN40) to suit specific system requirements.

The technical specifications highlight its suitability for critical service:

Parameter Details
Design Standard CB/T3191
Nominal Diameter (DN) DN15 - DN300 (Customizable)
Pressure Class PN16, PN25, PN40 (Available upon request)
Max Operating Temperature Up to 425°C (797°F)
Body Material WCB, CF8, CF8M, etc. (Optional)
Operation Lever, Gearbox, Pneumatic/Hydraulic Actuator (Optional)

For buyers, the advantages are clear:

  • Enhanced System Safety: Reduces the risk of failure in high-temperature lines, protecting personnel and equipment.
  • Reduced Downtime: Durable design minimizes maintenance needs and unexpected shutdowns.
  • Documentation Assurance: Each valve is supplied with a Mill Test Report (MTR), providing traceability and verifying material quality and compliance.
  • Cost-Effective Solution: Long service life and reliability translate to a lower total cost of ownership.
  • Global Compliance: Manufactured to meet international marine standards, facilitating use in projects worldwide.

Trust is paramount in B2B transactions. Established in 2016, Shanghai Zhibang Valve has built a strong reputation, exporting to major markets across North America, South America, Europe, Asia, Africa, and Oceania, with an annual export value between US$1-1.5 million. Our ISO9001-certified quality management system ensures consistent product excellence. Coupled with the provided 12-month warranty and full Mill Test Report documentation, you can procure our CB/T3191 High Temperature Marine Ball Valve with complete confidence. We support flexible shipment from key ports like Shanghai, Guangzhou, Hong Kong, and Beijing. Contact us today to discuss your project specifications and experience the reliability that global partners depend on.

Frequently Asked Questions (FAQ)

  1. What does the CB/T3191 standard specify?
    CB/T3191 is a Chinese national professional standard for marine forged steel flanged ball valves. It defines the design, manufacturing, testing, and marking requirements for ball valves used in ship piping systems, ensuring they meet the safety and performance demands of marine environments.
  2. Is the Mill Test Report (MTR) included for every valve?
    Yes, a comprehensive Mill Test Report is provided with each valve. This document details the chemical composition, mechanical properties, and non-destructive test results of the primary materials, offering full traceability and quality assurance.
  3. What materials are available for the valve body and trim to handle high temperatures?
    Standard body material is carbon steel (WCB). For enhanced corrosion resistance or specific media, options like stainless steel (CF8/304, CF8M/316) are available. High-temperature seat materials such as reinforced PTFE or metal seats are used to ensure sealing performance.
  4. Can this valve be used for applications other than marine?
    While designed per marine standards, its high-temperature and pressure capabilities make it suitable for other industrial applications like power plants, chemical processing, and oil & gas, where similar performance criteria are required.
  5. What is covered under the 12-month warranty?
    The warranty covers defects in materials and workmanship under normal use as specified, for a period of 12 months from the date of shipment. It includes repair or replacement of faulty components.
  6. Are actuated versions (pneumatic/electric) available?
    Yes, we can provide this ball valve fitted with pneumatic, hydraulic, or electric actuators for remote or automated control. Actuator specifications can be customized based on your control system requirements.
  7. What are the available port connections and pressure ratings?
    The valve is primarily available with flanged connections (RF, FF) per standard dimensions. Threaded ends are also an option. Pressure ratings typically range from PN16 to PN40 (Class 150 to Class 300 equivalent), selectable based on your system design pressure.
  8. How do I select the correct valve size and specification for my application?
    Please provide key parameters including nominal pipe size (DN/NPS), required pressure class, fluid media, operating temperature and pressure, and desired connection type. Our technical team will recommend the optimal configuration.
Product Tags: High Temperature Marine Ball Valve , CB/T3191 Marine Ball Valve , Ship Ball Valve with MTR

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Gold Verified Supplier
1Yr
Verified Business License
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001