CB/T590-1995 Standard Angle Globe Valve for Ship Freshwater and Seawater Lines
Product Spotlights
As a professional manufacturer of industrial valves, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to present our CB/T590-1995 Standard Angle Globe Valve, engineered specifically for demanding marine applications. With our ISO9001-certified quality management system and over 8 years of manufacturing expertise since 2016, we deliver valves that ensure reliable flow control and isolation in ship freshwater and seawater systems. This valve is designed to meet the rigorous standards of maritime operations, offering durability and performance where it matters most.
Our Angle Globe Valve is a critical component for managing fluid flow in ship piping networks. Its angled body design allows for a 90-degree change in flow direction, which is particularly advantageous in the tight and complex layouts typical of ship engine rooms and piping systems. This design not only saves space but also reduces pressure drop compared to some alternative configurations.
Key Features and Technical Advantages:
- Robust Construction: Manufactured from high-grade bronze or cast steel, the valve body and internals resist corrosion from both freshwater and seawater, ensuring a long service life in harsh marine environments.
- Precise Flow Control: The globe valve design provides excellent throttling capability, allowing for precise regulation of flow rates, which is essential for various onboard systems.
- Bubble-Tight Shut-off: The valve utilizes a disc (or plug) that moves perpendicularly to the seat, creating a reliable, leak-proof seal when fully closed, preventing cross-contamination between lines.
- Standard Compliance: Strictly manufactured according to the Chinese CB/T590-1995 standard, ensuring compatibility and reliability within the shipbuilding industry.
- Versatile Sealing Options: Available with metal-to-metal seals for high-temperature applications or soft seals (like PTFE) for enhanced sealing at lower temperatures and pressures.
- Easy Operation and Maintenance: Features a standard handwheel for manual operation. The design often allows for in-line maintenance or replacement of the seat and disc without removing the entire valve body from the pipeline.
Technical Specifications Overview:
| Parameter | Specification / Option |
|---|---|
| Design Standard | CB/T590-1995 |
| Nominal Pressure (PN) | PN10, PN16, PN25, PN40 |
| Nominal Diameter (DN) | DN15, DN20, DN25, DN32, DN40, DN50, DN65, DN80, DN100, DN125, DN150, DN200 |
| Body Material | Bronze (C95800), Cast Steel (WCB, LCB) |
| Seat/Disc Material | Bronze, Stainless Steel, or with PTFE/Graphite Seals |
| Connection Ends | Flanged (RF, FF), Threaded (NPT, BSPT, BSPP) |
| Temperature Range | -20°C to 200°C (depending on seal material) |
| Operation | Manual Handwheel (Standard). Gearbox or actuator optional. |
Benefits for Your Marine Projects:
- Enhanced System Reliability: The valve's robust design minimizes failure risks, contributing to the overall safety and uptime of the vessel's critical water systems.
- Space Optimization: The angle pattern facilitates easier piping runs in confined spaces, reducing installation complexity and cost.
- Reduced Maintenance Downtime: Durable materials and accessible design lower lifetime maintenance costs and operational interruptions.
- Global Supply Capability: With annual exports valued between US$1-1.5 million and major shipment ports like Shanghai, Guangzhou, Hong Kong, and Beijing, we efficiently serve a global clientele across North America, South America, Europe, Asia, Africa, and Oceania.
Trust in Shanghai Zhibang's commitment to quality, evidenced by our ISO9001 certification and proven track record of supplying valves to diverse international markets. Our CB/T590-1995 Angle Globe Valve represents a blend of standard compliance, marine-grade durability, and practical design. By choosing our product, you secure a reliable component backed by a manufacturer with solid export experience and a focus on customer satisfaction. Contact us today to discuss your specific requirements or to request a detailed quotation.
Frequently Asked Questions (FAQ):
-
Q: What is the main difference between an angle globe valve and a standard straight-through globe valve?
A: The primary difference is the body shape. An angle globe valve has an inlet and outlet port oriented at a 90-degree angle, allowing it to change flow direction within the valve body itself. A straight-through globe valve has ports in line. The angle design is often preferred in ship piping for space-saving and to avoid extra pipe elbows. -
Q: Can this valve be used for both freshwater and seawater applications?
A: Yes, it is specifically designed for both. The material specifications (like bronze or coated cast steel) provide the necessary corrosion resistance. It is crucial to specify the exact service medium when ordering to ensure the correct material trim is selected. -
Q: Is the CB/T590-1995 standard recognized internationally?
A: CB/T is a Chinese national standard (Shipbuilding Industry Standard) widely recognized and accepted in the global shipbuilding and marine engineering sectors, particularly for vessels built to or servicing Chinese specifications. -
Q: Are other operation modes available besides manual handwheel?
A: Yes. While manual operation is standard, we can provide options such as gear operators for high-torque applications or electric/pneumatic actuators for remote or automated control systems. Please inquire for customization. -
Q: What pressure classes do you typically offer?
A: We commonly supply valves in pressure ratings of PN10, PN16, PN25, and PN40. The suitable pressure class depends on your system's design pressure. Higher classes are available upon request. -
Q: How do I determine the correct valve size (DN) for my pipeline?
A: The valve's nominal diameter (DN) should match the inner diameter of your connecting piping. Please provide your pipe schedule or standard (e.g., ANSI, DIN, JIS) along with the required DN size for accurate compatibility. -
Q: What is your lead time for standard items?
A: Lead times vary based on specification, quantity, and current production schedule. For standard DN and pressure combinations, we often have stock or shorter production cycles. We provide specific lead time estimates with every quotation. -
Q: Do you offer documentation and certifications with the valves?
A> Yes. Along with the product, we can provide standard documentation including a material test report, certificate of conformity, and operational manual. Specific certification requirements can be discussed during the order process.
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