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Stainless Steel Marine Ball Valve With Male Thread, Compliant With CB/T3191-92 Standard
Product Spotlights
CB/T3191-92 compliant marine-grade stainless steel ball valve with male thread connections. Offers superior corrosion resistance for harsh seawater environments, reliable sealing with PTFE, and easy quarter-turn operation. Customizable in size, pressure rating, and thread standard. Directly manufactured with ISO9001 certified quality control, ensuring durability and performance for global marine and offshore applications.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
Get Latest Price
Application:
Other, Marine
Material:
Stainless Steel (e.g., 304/316)
Connection Type:
Male Thread (NPT/BSP)
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Application
Other, Marine
Material
Stainless Steel (e.g., 304/316)
Connection Type
Male Thread (NPT/BSP)
Compliance Standard
CB/T3191-92 Marine Standard
Valve Type
Ball Valve
Pressure Rating
Available upon request
Size Range
Customizable
Operation
Manual Lever/Handle
Seal Material
PTFE or other optional materials
Certification
ISO9001 Quality Management System
As a professional manufacturer with a strong presence in the global valve market since 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to present our premium Stainless Steel Marine Ball Valve with Male Thread. Engineered specifically to meet the rigorous demands of marine environments, this valve is manufactured in full compliance with the CB/T3191-92 standard, ensuring reliability and safety for critical shipboard and offshore applications. Our commitment to quality, backed by our ISO9001 certification, means you receive a product built for durability and performance, directly from our factory in Shanghai.
This marine-grade ball valve is designed to handle the harsh conditions of saltwater, high humidity, and variable pressures. Its robust construction and precise engineering make it an essential component for fluid control systems on vessels, oil rigs, and coastal infrastructure. We understand the importance of dependable equipment in your operations, and our valve is crafted to deliver just that.
Key Features & Technical Advantages:
- Superior Corrosion Resistance: Manufactured from high-grade stainless steel (typically 304 or 316), the valve body and ball offer exceptional resistance to rust, pitting, and corrosion caused by seawater and marine atmospheres.
- CB/T3191-92 Compliance: This valve strictly adheres to the Chinese shipbuilding industry standard CB/T3191-92, guaranteeing its suitability and performance for marine applications. It meets the specific requirements for materials, pressure ratings, and testing mandated for shipboard use.
- Robust Male Thread Connection: The male thread ends (available in NPT, BSP, or other standards as requested) provide a secure and leak-proof connection, simplifying installation and maintenance in piping systems.
- Reliable Sealing Performance: Equipped with advanced sealing materials like PTFE, the valve ensures a tight seal in both open and closed positions, minimizing the risk of leakage and ensuring system integrity.
- Easy Operation & Low Maintenance: The quarter-turn lever handle allows for quick and easy operation. The simple design reduces the need for frequent maintenance, lowering long-term operational costs.
- Versatile Application Scope: Ideal for a wide range of marine systems including bilge, ballast, fuel, cooling water, and general service lines on various types of ships and offshore platforms.
Detailed Specifications & Benefits:
The following table outlines some of the core specifications and the direct benefits they provide to your operation:
| Specification | Typical Value / Description | Benefit to Customer |
| Primary Material | Stainless Steel 304/316 | Ensures long service life in corrosive marine environments, reducing replacement frequency. |
| Connection | Male Thread (NPT, BSPP, BSPT) | Provides standardized, secure fittings compatible with global marine piping systems. |
| Design Standard | CB/T3191-92 | Guarantees the valve meets specific marine industry requirements for safety and performance. |
| Pressure Rating | Customizable (e.g., PN16, PN25, Class 150, etc.) | Can be tailored to suit the specific pressure requirements of different shipboard systems. |
| Size Range | From 1/4" to 4" (or as per customer request) | Offers flexibility for various pipeline diameters commonly used in marine engineering. |
| Operation | Manual Lever Handle | Simple, reliable, and requires no external power source, ensuring functionality at all times. |
| Seat & Seal Material | PTFE, Reinforced PTFE, or other options | Provides excellent chemical resistance and a durable seal, minimizing leakage risks. |
| Temperature Range | Suitable for a wide range (details available upon request) | Performs reliably under the temperature variations experienced in marine applications. |
Why Choose Shanghai Zhibang's Marine Ball Valve?
- Direct Manufacturer: We control the entire production process, from material sourcing to final testing, ensuring consistent quality and competitive pricing.
- ISO9001 Certified Quality: Our production is governed by an ISO9001 Quality Management System, providing a reliable framework for product excellence.
- Global Export Expertise: With an annual export value between US$1-1.5 million and serving markets across North and South America, Europe, Asia, Africa, and Oceania, we have extensive experience in meeting international standards and logistics requirements. We ship efficiently from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing.
- Customization Capability: We understand that projects vary. We offer customization options for size, pressure rating, thread standards, and other specifications to match your precise technical drawings or requirements.
- Technical Support: Our team provides professional technical consultation to help you select the most suitable valve for your application.
In conclusion, our Stainless Steel Marine Ball Valve is more than just a component; it's a commitment to safety, reliability, and efficiency for your marine projects. Backed by our seven years of manufacturing expertise, ISO9001 certification, and a proven track record of supplying valves to a diverse global clientele, you can trust Shanghai Zhibang as your reliable partner. We invite you to experience the difference that a professionally manufactured, standards-compliant valve can make. Contact us today for a quotation, detailed specifications, or to discuss your custom requirements.
Frequently Asked Questions (FAQ)
-
Q: What does "CB/T3191-92" compliance mean for this valve?
A: CB/T3191-92 is a Chinese national standard specifically for marine valves. Compliance means the valve's design, materials, manufacturing process, and testing procedures meet the stringent requirements set for use in shipbuilding and marine environments, ensuring its reliability and safety. -
Q: Can this valve be used with fluids other than seawater?
A: Absolutely. While designed for marine corrosion resistance, its stainless steel construction and PTFE seals make it suitable for a variety of fluids, including fresh water, fuels, oils, and certain chemicals, depending on the specific material grade selected. -
Q: What are the available thread standards for the male connections?
A: We commonly supply valves with NPT (American National Pipe Taper) or BSP (British Standard Pipe) threads (both parallel and tapered variants). Please specify your required thread standard when inquiring, as we can customize accordingly. -
Q: Is the valve suitable for high-pressure applications on ships?
A: The pressure rating is customizable. We produce valves with different pressure classes (e.g., PN16, PN25, Class 150). You need to provide your system's maximum working pressure, and we will recommend or manufacture a valve with a suitable pressure rating. -
Q: Do you offer different stainless steel grades like 304 and 316?
A: Yes. While 304 stainless steel offers good general corrosion resistance, 316 stainless steel, with added molybdenum, provides superior resistance to chlorides (like seawater). We can supply the valve in either grade based on your application needs and budget. -
Q: What is the typical lead time for an order?
A: Lead time depends on order quantity, specifications, and current production schedule. For standard configurations, it is generally shorter. We provide estimated lead times upon receipt of your detailed inquiry or order. -
Q: How do you ensure quality control?
A: Our quality control is integral to the ISO9001 system. It includes incoming material inspection, in-process checks during machining and assembly, and final performance testing (such as shell test and seat test) before shipment. -
Q: Can I request a sample before placing a bulk order?
A: Sample requests are considered. Please contact our sales team to discuss sample availability, cost, and shipping terms based on your location and requirements.
Send Inquiry to This Supplier
1Yr
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001
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