CCS DNV Approved Marine Combined Globe Check Valve Cast Steel DN15-DN200 PN1.6-6.4MPa Zhibang Valve
Product Spotlights
Welcome to Shanghai Zhibang Valve Manufacture Co., Ltd. As a professional manufacturer established in 2016, we specialize in producing high-performance marine valves. Our CCS DNV Approved Marine Combined Globe Check Valve in cast steel (DN15-DN200, PN1.6-6.4MPa) is designed to meet the rigorous demands of marine and offshore applications. Combining the functions of a globe valve and a check valve in one compact unit, this product offers reliable flow control and backflow prevention, saving space and reducing installation costs. With ISO9001 certification and CCS/DNV type approval, you can trust the quality and safety of our valve for critical maritime systems.
Product Features & Technical Specifications
- Dual Function Design: Combines globe valve shut-off capability with check valve non-return function, eliminating the need for separate valves and reducing potential leak points.
- Cast Steel Construction: Made from high-quality cast steel (WCB/LCB options available), offering excellent strength, corrosion resistance, and durability in saltwater environments.
- Pressure & Size Range: Suitable for nominal sizes from DN15 to DN200 and pressure ratings from PN1.6 to PN6.4MPa, covering a wide spectrum of marine piping systems.
- CCS & DNV Approved: Fully approved by China Classification Society (CCS) and Det Norske Veritas (DNV), ensuring compliance with international marine safety standards.
- Reliable Sealing: Metal-to-metal or soft seal options (upon request) provide tight shut-off and minimal leakage, with
- Easy Maintenance: Bolted bonnet design allows for quick internal inspection and replacement of sealing components without removing the valve from the pipeline.
- Customizable End Connections: Available with flanged ends (DIN, ANSI, BS) or other connection types as required.
- Temperature Capability: Operates effectively in temperatures from -20°C to +200°C (higher upon request).
| Parameter | Value |
|---|---|
| Body Material | Cast Steel (WCB, LCB, CF8, CF8M optional) |
| Nominal Diameter | DN15 – DN200 |
| Pressure Rating | PN1.6, PN2.5, PN4.0, PN6.4 MPa |
| Test Pressure (Shell) | 1.5 x PN |
| Test Pressure (Seat) | 1.1 x PN |
| Design Standard | API 624, BS 5352, EN 13709 |
| Flange Standard | DIN 2501, ANSI B16.5, BS 4504 (optional) |
Advantages & Customer Benefits
- Space and Cost Savings: By combining two valves into one, you reduce the number of flanges, gaskets, and installation labor. This is particularly valuable in cramped marine engine rooms.
- Enhanced System Reliability: The integrated design minimizes potential leak paths and simplifies the piping layout, leading to fewer maintenance interventions.
- Proven Marine Performance: Our valves have been tested and approved by CCS and DNV, ensuring they withstand harsh conditions like vibration, temperature fluctuations, and saline corrosion.
- Global Compatibility: With flanged ends available in multiple international standards, our valve can be directly integrated into existing systems without adapters.
- Flexible Material Options: We offer cast steel (WCB for low temp, LCB for high temp) and stainless steel (CF8, CF8M) to match your specific fluid media and environmental requirements.
- Traceable Quality: Each valve is individually serialized and includes a test certificate. Our ISO9001 quality management system ensures consistent production standards.
Why Choose Shanghai Zhibang Valve?
Shanghai Zhibang Valve Manufacture Co., Ltd. has been a dedicated marine valve supplier since 2016. We export to over 15 countries including North America, Europe, Southeast Asia, and the Middle East, with an annual export value of US$1 million to US$1.5 million. Our factory is ISO9001 certified, and we have extensive experience producing valves that meet CCS and DNV marine standards. We ship from Shanghai, Guangzhou, Hong Kong, and Beijing ports, ensuring timely delivery worldwide. Our engineering team can also customize dimensions, materials, and pressure ratings to suit your specific project needs.
Contact us today for a quotation or technical consultation. With our competitive pricing, short lead times, and reliable after-sales support, we are confident that our combined globe check valve will exceed your expectations. Trust Zhibang Valve to deliver marine-quality components that keep your operations safe and efficient.
Frequently Asked Questions (FAQ)
-
Q: What is the difference between a combined globe check valve and a standard globe valve?
A: A combined globe check valve integrates both shut-off and check functions in one body. It can stop flow in both directions (globe) and automatically prevents backflow (check), eliminating the need for a separate check valve. -
Q: Is this valve suitable for seawater applications?
A: Yes, the cast steel body is typically coated with anti-corrosion paint or can be ordered with stainless steel internals. For aggressive seawater, we recommend CF8/CF8M stainless steel material. -
Q: What certifications are provided with the valve?
A: Each valve comes with a material certificate and a hydrostatic test certificate. CCS and DNV type approval certificates are available upon request. The factory holds ISO9001:2015 quality certification. -
Q: Can I get a flanged connection in ANSI class 150 or 300?
A: Absolutely. We can supply flanged ends per ANSI B16.5 Class 150, 300, 600, as well as DIN PN16/25/40/64 or BS 4504 standards. Please specify in your inquiry. -
Q: What is the typical lead time for a DN100 PN4.0 valve?
A: Standard lead time is 30-45 days after order confirmation. For urgent orders, expedited production can be arranged with a shorter lead time (subject to stock availability). -
Q: How does the check function work inside the combined valve?
A: The check mechanism uses a spring-loaded disc or a swing-type disc that automatically closes when reverse flow occurs. The globe stem can manually close the valve independent of the check function. -
Q: Do you offer a warranty?
A: Yes, we provide a 12-month warranty from the date of shipment against manufacturing defects. Extended warranty is available upon negotiation. -
Q: Can I order a sample before bulk purchase?
A: Samples are welcome. We can produce a sample valve of any size within DN50-DN150 for testing. Sample costs are negotiable and deductible from future bulk orders.
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