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Home > Industrial Equipment & Components > Valve > Ball Valve > CB/T3594-94 Marine Float Air Cap, Cast Iron/Bronze Body, DN50-DN200, Flanged, Automatic, CCS DNV Approved, MOQ 10 Units
CB/T3594-94 Marine Float Air Cap, Cast Iron/Bronze Body, DN50-DN200, Flanged, Automatic, CCS DNV Approved, MOQ 10 Units
Product Spotlights
CB/T3594-94 Marine Float Air Cap with cast iron or bronze body, DN50-DN200, flanged automatic operation. CCS and DNV approved. Reliable overflow protection for marine venting systems. ISO9001 certified manufacturer with MOQ 10 units, global shipping from Shanghai.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
Get Latest Price
Standard:
CB/T3594-94
Application:
Other, Marine venting systems
Body Material:
Cast Iron / Bronze
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Standard
CB/T3594-94
Application
Other, Marine venting systems
Body Material
Cast Iron / Bronze
Size Range
DN50 - DN200
Connection Type
Flanged
Operation
Automatic
Certifications
CCS, DNV, ISO9001
Brand
Shanghai Zhibang Valve
MOQ
10 Units
Shanghai Zhibang Valve Manufacture Co., Ltd., established in 2016 and based in Shanghai, China, is a specialized manufacturer of marine valve products. Our CB/T3594-94 Marine Float Air Cap is designed to meet the rigorous demands of shipbuilding and offshore applications. With a robust cast iron or bronze body, flanged connections, and automatic operation, this air cap ensures reliable venting performance while preventing liquid backflow. Backed by our ISO9001 certified quality management system and over US$1 million in annual exports, we deliver products trusted by global markets across North America, Europe, Southeast Asia, and beyond.
Key Features & Technical Specifications
- Standard Compliance: Manufactured strictly according to CB/T3594-94, meeting Chinese national standards for marine float air caps.
- Material Options: Available in high-quality cast iron for cost-effective solutions, or bronze for superior corrosion resistance in saltwater environments.
- Size Range: Covers DN50 to DN200 (2" to 8"), suitable for various pipeline diameters in marine ventilation systems.
- Flanged Connection: Standard flanged ends (PN10/PN16 or ANSI 150# upon request) for easy installation and leak-proof sealing.
- Automatic Float Mechanism: Internal float automatically closes the vent when liquid rises, preventing overflow and backflow.
- Certifications: Approved by China Classification Society (CCS) and Det Norske Veritas (DNV), ensuring full compliance with international marine regulations.
- Durability: Designed for long service life in harsh marine atmospheres, with minimal maintenance required.
- MOQ: Minimum order quantity of 10 units, ideal for both small projects and bulk procurement.
| Parameter | Specification |
|---|---|
| Standard | CB/T3594-94 |
| Body Material | Cast Iron (HT250) / Bronze (ZCuSn10Pb1) |
| Nominal Diameter | DN50, DN65, DN80, DN100, DN125, DN150, DN200 |
| Flange Standard | GB/T 9119 (PN10/PN16) or ANSI 150# (optional) |
| Working Pressure | 0.1 - 0.6 MPa (depending on size) |
| Working Temperature | -20°C to +80°C (bronze); -20°C to +120°C (cast iron) |
| Applicable Medium | Sea water, fresh water, air, and oily water mixtures |
| Certifications | CCS, DNV, ISO9001 |
Customer Benefits
- Reliable Overflow Protection: The automatic float mechanism stops liquid discharge instantly, preventing tank overfill and potential environmental hazards.
- Corrosion Resistance: Bronze body option offers exceptional resistance to saltwater corrosion, extending service life in marine applications.
- Easy Installation & Maintenance: Flanged connection allows straightforward mounting, and the simple float design reduces maintenance downtime.
- Global Compliance: CCS and DNV approvals ensure the product meets international class requirements, simplifying vessel certification.
- Cost-Effective Options: Cast iron body provides a budget-friendly alternative without sacrificing performance for less aggressive environments.
- Flexible Sizing: Wide range of diameters from DN50 to DN200 accommodates various pipeline capacities.
Trust & Reliability
Shanghai Zhibang Valve Manufacture Co., Ltd. has been a dedicated manufacturer since 2016, with an annual export value exceeding US$1 million. Our products are shipped from major ports including Shanghai, Guangzhou, Hong Kong, and Beijing, and are trusted by customers across North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Middle East, and more. We hold ISO9001 certification, which guarantees consistent quality control throughout production. Each CB/T3594-94 Marine Float Air Cap undergoes rigorous testing before shipment, including pressure and float function tests. With a MOQ of only 10 units, we welcome both small and large orders. Choose Shanghai Zhibang Valve for durable, certified marine solutions that protect your vessels and operations.
Frequently Asked Questions
-
Q: What is the difference between cast iron and bronze body options?
A: Cast iron is more economical and suitable for general marine applications where corrosion is moderate. Bronze offers superior corrosion resistance in saltwater and is often required for high-class vessels. Both are available per your specification. -
Q: Can this air cap be used for fuel oil tanks?
A: Yes, it is suitable for air and oily water mixtures, but for fuel oil applications, please confirm with our technical team to ensure compatibility with the specific medium and temperature range. -
Q: What flange standards are available?
A: Standard flanges are according to GB/T 9119 (PN10/PN16). ANSI 150# flanges are available as an optional customization. Please specify your requirement when ordering. -
Q: Does the product come with CCS or DNV certificates?
A: Yes, each unit can be supplied with CCS and/or DNV type approval certificates upon request. Our standard production follows these approvals, and we can provide material certificates as well. -
Q: What is the minimum order quantity (MOQ)?
A: The MOQ is 10 units per size or material. For smaller quantities, please contact us to discuss possibilities. -
Q: How long is the delivery time?
A: Typical lead time is 15-30 working days after order confirmation, depending on the quantity and material availability. Urgent orders may be expedited. -
Q: Is the float mechanism replaceable?
A: Yes, the internal float assembly is designed to be replaceable. We offer spare parts for maintenance. -
Q: Can you provide custom sizes or materials?
A: Customization is available upon request. We can adjust dimensions, materials, or flange standards to meet your specific project needs. Please contact our sales team for a quotation.
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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