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Help CenterMarine Hydraulic Quick Closing Valve DN25-DN100 PN1.6-6.4MPa Cast Steel Flanged Remote Control
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Shanghai Zhibang Valve Manufacture Co., Ltd. is a professional manufacturer specializing in marine valves. Our Marine Hydraulic Quick Closing Valve DN25-DN100 PN1.6-6.4MPa Cast Steel Flanged Remote Control is designed to provide reliable emergency shut-off for ship piping systems. With a strong focus on safety and durability, this valve meets the demanding requirements of maritime applications. It features a robust cast steel body, hydraulic actuator, and remote control capability, ensuring quick response in critical situations.
This valve is ideal for fuel oil, lube oil, and other marine fluid systems where rapid closure is essential. It is engineered to operate under high pressure (up to 6.4MPa) and comes in a wide range of sizes from DN25 to DN100. The flanged connection allows easy installation and compatibility with existing piping. Our factory, established in 2016, has accumulated rich experience in valve manufacturing, exporting to over 15 countries with annual export value exceeding US$1 million. We are ISO9001 certified, ensuring consistent quality management.
Key Features & Technical Specifications
- Material: High-quality cast steel (WCB/CF8M optional) for superior strength and corrosion resistance.
- Pressure Range: PN1.6 to PN6.4MPa (150LB to 300LB equivalent), suitable for high-pressure marine systems.
- Size Range: DN25 – DN100 (1″ – 4″), flanged ends to ANSI/DIN standards.
- Control: Hydraulic remote control with manual override option; quick closing time ≤ 5 seconds.
- Sealing: Metal-to-metal or soft seal (PTFE) for zero leakage performance.
- Operation Temperature: -20°C to +200°C (standard), customizable for extreme conditions.
- Certification: ISO9001:2015 certified; marine classification society certificates available upon request (e.g., CCS, DNV, BV).
- Testing: 100% hydrostatic and pneumatic pressure tested before shipment.
| Parameter | Value |
|---|---|
| Nominal Diameter | DN25 – DN100 (1″ – 4″) |
| Nominal Pressure | PN1.6 – 6.4MPa (150 – 300LB) |
| Body Material | Cast Steel (WCB / CF8 / CF8M) |
| Connection | Flanged (RF/FF) |
| Actuator Type | Hydraulic cylinder with remote control |
| Closing Time | ≤ 5 seconds (adjustable) |
| Working Temperature | -20°C to +200°C |
| Leakage Rate | Zero leakage (soft seal) / Class IV (metal seal) |
Advantages & Customer Benefits
- Enhanced Safety: Quick closing mechanism prevents oil spills and fire hazards in marine environments.
- Remote Operation: Hydraulic control allows valve closure from a safe distance, reducing crew risk.
- Durable Construction: Cast steel body withstands high pressure and harsh marine conditions, ensuring long service life.
- Easy Installation: Flanged ends comply with international standards, simplifying integration into existing systems.
- Low Maintenance: Simple design with fewer moving parts reduces downtime and maintenance costs.
- Customization: Options for different seal materials, actuator types, and control systems to meet specific project requirements.
At Shanghai Zhibang Valve, we understand the critical importance of reliability in marine applications. Our hydraulic quick closing valves are rigorously tested to ensure performance under extreme conditions. With a proven track record of exports to North America, Europe, Southeast Asia, Africa, and Oceania, we have built a reputation for delivering high-quality valves at competitive prices. Our factory is equipped with advanced CNC machines and testing facilities, and we adhere to strict ISO9001 quality control procedures.
Trust & Credibility: Since 2016, we have grown our annual export value to US$1–1.5 million, serving customers in over 15 countries. We are committed to on-time delivery, responsive after-sales support, and continuous product improvement. Choose Zhibang Valve for a partner you can rely on for your marine valve needs.
Contact us today for a quotation or technical consultation. Our team is ready to provide customized solutions for your vessels. We ship from Shanghai, Guangzhou, Hong Kong, and Beijing ports, ensuring flexible logistics.
Frequently Asked Questions (FAQ)
-
What is the typical closing time of this valve?
The closing time is ≤ 5 seconds under normal hydraulic pressure. It can be adjusted according to your system requirements. -
Can this valve be used for seawater or only fuel oil?
It is suitable for fuel oil, lube oil, hydraulic oil, and fresh water. For seawater, we recommend using a stainless steel or duplex material option. -
What certificates are available?
Our valves are ISO9001 certified. Marine classification certificates (CCS, DNV, BV, ABS, etc.) can be provided upon request at additional cost. -
What is the maximum operating pressure?
The standard pressure rating is PN6.4MPa (approx. 930 psi). Higher pressure ratings are available on request. -
Does the valve come with a manual override?
Yes, a manual handwheel or lever is included as standard for emergency local operation. -
What is the warranty period?
We offer a 12-month warranty from the date of shipment against manufacturing defects. Extended warranty can be negotiated. -
Can I get a sample for testing?
Yes, sample orders are welcome. We can produce a prototype with your specified parameters. Lead time for samples is typically 15–20 days. -
Do you support custom flanges or special connections?
Absolutely. We can customize flange drilling according to ANSI, DIN, JIS, or GB standards. Please provide your requirements.
Take action now! Protect your marine system with a reliable hydraulic quick closing valve from Shanghai Zhibang Valve. Request a quote or contact our sales team for more details.
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