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Standard-Compliant Marine Butterfly Check Valve With Available Technical Support for System Integration
Product Spotlights
ISO9001-certified marine butterfly check valve ensuring unidirectional flow control. Features durable carbon steel/stainless steel/bronze construction, wafer/lug configurations, and sizes from DN50 to DN600. Designed for marine environments with corrosion-resistant options. Backed by technical support for seamless system integration and global shipping from multiple ports.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Application:
Other, Marine Shipbuilding
Standard:
ISO9001 Certified Manufacturing
Material:
Carbon Steel / Stainless Steel / Bronze
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Application
Other, Marine Shipbuilding
Standard
ISO9001 Certified Manufacturing
Material
Carbon Steel / Stainless Steel / Bronze
Size Range
DN50 to DN600 (2“ to 24“)
Configuration
Wafer / Lug Body, Double Disc
Color
Standard Industrial Gray / Customizable
Model
Series MBV-C / MBV-S
Brand
Zhibang Valve
Function
Check Valve for Flow Direction Control
As a professional valve manufacturer established in 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in providing high-quality, reliable fluid control solutions for the demanding marine industry. Our Standard-Compliant Marine Butterfly Check Valve is engineered to meet rigorous international standards and is backed by comprehensive technical support for seamless system integration. With an annual export value ranging between US$1 Million and US$1.5 Million, we have established a strong presence in global markets including North America, Southeast Asia, Europe, and Africa, demonstrating our capability to deliver products that perform consistently in diverse operational environments.
This valve is designed to ensure unidirectional flow in marine piping systems, preventing backflow and protecting critical equipment. Its robust construction and precise engineering make it a vital component for shipbuilding, offshore platforms, port infrastructure, and other maritime applications.
Core Product Features & Technical Specifications:
- Standard-Compliant Design: Manufactured under an ISO9001 certified quality management system, ensuring consistent product quality and process control.
- Durable Material Selection: Available in carbon steel, stainless steel, and bronze to suit different media (water, oil, chemicals) and environmental conditions (corrosion resistance).
- Optimized Butterfly Disc Mechanism: Features a double-disc design that provides quick, low-torque closure, minimizing pressure drop and ensuring efficient flow direction control.
- Versatile Configuration Options: Offered in both wafer and lug body styles for easy installation between flanges or direct bolting to piping systems.
- Broad Size Range: Covers nominal diameters from DN50 (2") to DN600 (24"), accommodating various pipeline scales in marine projects.
- Available Technical Support: Our team provides detailed integration guidance, including installation manuals, system compatibility checks, and on-demand engineering consultation.
Key Advantages & Customer Benefits:
- Enhanced System Safety: Prevents reverse flow effectively, safeguarding pumps, compressors, and other downstream equipment from damage.
- Reliable Performance in Marine Environments: Constructed with materials and seals chosen for saltwater exposure, vibration, and temperature variations typical in maritime operations.
- Simplified Installation & Maintenance: The compact butterfly design and available configurations reduce installation time and space requirements. Accessible internal components facilitate easier inspection and servicing.
- Cost-Effective Solution: Provides a balance of performance, durability, and value, contributing to lower lifecycle costs for marine fluid systems.
- Global Supply Capability: Supported by multiple shipment ports (Shanghai, Guangzhou, Hong Kong, Beijing), ensuring flexible and timely logistics to our main markets worldwide.
Detailed Technical Parameters Table:
| Parameter | Specification / Range |
| Nominal Diameter (DN) | 50, 80, 100, 150, 200, 250, 300, 350, 400, 450, 500, 600 |
| Pressure Rating | PN10, PN16, PN25 (Custom higher ratings available upon request) |
| Body Material | Carbon Steel (WCB), Stainless Steel (304/316), Bronze |
| Disc Material | Typically matches body material or stainless steel for corrosion resistance |
| Seal Material | EPDM, NBR, Viton (Selectable based on media) |
| End Connection | Wafer Style, Lug Style |
| Operating Temperature | -10°C to +120°C (Extended range customizable) |
| Flow Direction | Unidirectional (Check Function) |
Our commitment to quality is evidenced by our ISO9001 certification and our successful track record of exporting to over a dozen major global regions, from Eastern Europe to Oceania. This valve is not just a component; it's a reliability investment for your marine systems. We combine standardized manufacturing with adaptable technical support to ensure your integration process is smooth and your operational performance is secure. Contact us today to discuss your specific requirements and leverage our expertise in marine valve solutions.
Frequently Asked Questions (FAQ):
-
Q: What is the primary function of a butterfly check valve in marine systems?
A: It acts as a non-return or check valve, allowing flow in one direction only. This prevents backflow, which can protect pumps, maintain system pressure, and ensure the correct operation of sequential processes onboard ships or offshore structures. -
Q: How does the "Standard-Compliant" aspect benefit my project?
A: Manufacturing under an ISO9001 system ensures consistent quality control, traceability, and adherence to documented procedures. This reduces risk, facilitates compliance with project specifications, and often aligns with international marine equipment standards. -
Q: What kind of technical support is available for system integration?
A: We provide installation drawings, dimensional data for piping layout, guidance on compatible flange standards, and consultation on material selection for specific media (e.g., seawater, fuel, bilge water). For complex projects, direct engineering support can be arranged. -
Q: Can this valve be used with corrosive fluids like seawater?
A> Yes. By selecting the stainless steel (316) or bronze body option and appropriate seal materials (e.g., EPDM or Viton), the valve is well-suited for seawater and other corrosive marine environments. -
Q: What are the differences between Wafer and Lug body styles?
A: A Wafer style valve is installed between two pipeline flanges using bolts that pass through both flanges and the valve. It is compact. A Lug style valve has threaded "lugs" on its body, allowing it to be bolted directly to each flange independently, which can be useful for end-of-line installation or easier removal. -
Q: Is the valve suitable for high-pressure applications?
A> The standard pressure ratings are PN10, PN16, and PN25. For higher pressure requirements, we can offer customized designs with reinforced components. Please consult with our technical team for specific pressure needs. -
Q: How do I select the correct size and material?
A> Consider your pipeline nominal diameter (DN), the system pressure, the fluid type (including temperature and corrosiveness), and the installation space. Our product datasheets and technical team can assist you in making the optimal selection. -
Q: What is the typical lead time and shipping arrangement?
A> Lead times vary based on size, material, and order quantity. We ship from multiple ports in China (Shanghai, Guangzhou, Hong Kong, Beijing) to optimize logistics to destinations in North America, Europe, Asia, Africa, and other main markets.
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1Yr
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001
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