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Help CenterFlanged High Temperature Ball Valve for Marine Use, CB/T3191, Carbon Steel, 425℃ Operating Temp
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As a dedicated manufacturer of industrial valves, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to present our Flanged High Temperature Ball Valve engineered specifically for demanding marine applications. Established in 2016, we have built a reputation for delivering robust and reliable fluid control solutions, with our products reaching global markets across North America, Europe, Asia, and beyond. This valve is a critical component for shipboard systems where high-temperature media and corrosive environments are common, offering dependable shut-off and control. Our commitment to quality, backed by ISO9001 certification, ensures that every valve meets stringent performance criteria, providing peace of mind for shipbuilders, repair yards, and marine equipment suppliers.
This high-temperature ball valve is designed to withstand the rigorous conditions found in marine engineering. Its primary function is to provide secure isolation and regulation of high-temperature fluids such as steam, hot water, thermal oil, and other process media in ship systems including engine rooms, boiler systems, cargo heating lines, and auxiliary machinery. The valve's robust construction and specialized materials ensure long service life and minimal maintenance, even under constant exposure to saltwater atmospheres and thermal cycling.
Key Features and Technical Advantages:
- Superior High-Temperature Performance: Engineered with a maximum operating temperature of 425°C, the valve utilizes advanced sealing materials and a heat-resistant design to prevent seat degradation and ensure a tight seal under extreme thermal conditions.
- Robust Marine-Grade Construction: Manufactured from high-quality carbon steel, the valve body and components offer excellent strength and resistance to the corrosive marine environment. The flanged ends provide a secure, leak-proof connection to piping systems, simplifying installation and maintenance.
- Reliable Sealing Mechanism: Features a precision-machined ball and specially formulated high-temperature seat materials (such as reinforced PTFE or metal) that maintain integrity and low torque operation across the full temperature range.
- Compliance with Marine Standards: Manufactured in accordance with the Chinese marine standard CB/T3191, ensuring compatibility and reliability for shipbuilding and repair applications. This adherence to specific industry standards guarantees performance expectations are met.
- Versatile Actuation Options: Available with a standard manual handwheel lever for direct operation. For remote or automated control systems, the valve can be equipped with pneumatic, electric, or hydraulic actuators, providing flexibility for various shipboard control schemes.
- Full Port Design: The full-bore ball design minimizes pressure drop across the valve, allowing for efficient flow of fluids with minimal turbulence and energy loss, which is crucial for optimizing system performance.
Technical Specifications Table:
| Parameter | Specification |
| Valve Type | Floating Ball Valve, Flanged End |
| Body Material | Carbon Steel (WCB, A216 Gr.WCB, or equivalent) |
| Ball Material | Chrome Plated Carbon Steel / Stainless Steel (Optional) |
| Seat Material | Reinforced PTFE, RPTFE, Metal (PPL, etc.) for high temp |
| Stem Material | Stainless Steel (AISI 304/316 or equivalent) |
| Design Standard | CB/T3191 (Chinese Marine Standard) |
| Connection Standard | Flanged per JIS, ANSI, DIN, GB standards (Specify) |
| Max Operating Temperature | Up to 425°C (797°F) |
| Pressure Rating | PN16, PN25, PN40, Class 150, Class 300 (Available) |
| Port Type | Full Port (Full Bore) |
| Operation | Manual Lever/Gear, Pneumatic, Electric Actuator |
| Fire Safe Design | Optional, available upon request |
| Anti-Static Device | Standard or Optional |
| Blow-Proof Stem | Standard design for safety |
Benefits for Your Marine Operations:
- Enhanced System Safety: The reliable high-temperature sealing prevents leaks of hazardous hot media, protecting personnel and equipment. The robust construction withstands ship vibrations and dynamic loads.
- Reduced Maintenance Costs: Durable materials and a precision design lead to extended service intervals and lower lifetime costs, reducing downtime for vital ship systems.
- Operational Flexibility: Suitable for a wide range of high-temperature services on vessels, including tankers, container ships, offshore support vessels, and cruise liners.
- Global Supply and Support: With an annual export value ranging between US$1 Million and US$1.5 Million and major shipment ports in Shanghai, Guangzhou, Hong Kong, and Beijing, we ensure timely delivery and logistical support to shipyards and marine suppliers worldwide.
Choosing Shanghai Zhibang's Flanged High Temperature Ball Valve means partnering with a proven manufacturer dedicated to the marine industry. Our ISO9001-certified quality management system governs every stage of production, from material sourcing to final testing. We serve a diverse global clientele across continents, demonstrating our capability to meet international requirements. For your next marine project requiring dependable high-temperature fluid control, our valve offers a combination of performance, durability, and compliance with marine standards. Contact us today to discuss your specific requirements, request a detailed quotation, or learn more about our full range of marine valves. Let us provide the reliable components that keep your vessels operating smoothly.
Frequently Asked Questions (FAQ):
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Q: Is this valve suitable for steam service on ships?
A: Yes, it is specifically designed for high-temperature applications including saturated and superheated steam lines commonly found in marine boiler and auxiliary systems, with a maximum rating of 425°C. -
Q: Can you provide valves with different flange standards, like ANSI or JIS?
A: Absolutely. While compliant with CB/T3191, we can manufacture the valve with flanges to meet ANSI, JIS, DIN, or GB standards based on your piping specifications. Please specify your requirement when inquiring. -
Q: What are the available pressure classes for this high-temperature ball valve?
A> Common pressure classes include PN16/Class 150, PN25, PN40/Class 300, and higher ratings are available upon request. The selection depends on your system's design pressure and temperature. -
Q: Does the valve come with actuators for automated control?
A: The valve is typically supplied with a manual lever. However, we offer a range of pneumatic, electric, and hydraulic actuators as optional accessories for integration into automated shipboard control systems. -
Q: How does the valve perform in corrosive marine atmospheres?
A> The carbon steel body provides good general strength. For enhanced corrosion resistance, surface treatments like painting or coating can be applied. For highly corrosive services, we can discuss alternative materials like stainless steel. -
Q: What is the lead time for an order of these marine valves?
A: Lead time varies based on order quantity, specific configurations (size, pressure rating, actuation), and current production schedule. We strive to provide efficient turnaround and will confirm a timeline upon receipt of your detailed inquiry. -
Q: Do you provide documentation and certification with the valves?
A: Yes, we provide standard documentation including a material test report, certificate of conformity, and packing list. Additional certifications can be discussed as per your project requirements. -
Q: Can this valve be used for cargo heating lines on oil tankers?
A: Yes, it is an appropriate choice for regulating hot oil or thermal fluid in cargo heating systems, provided the media temperature and pressure are within the valve's specified limits.
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