Marine Hydraulic Operated Ball Valve in 316 Stainless Steel, DN50-DN200, PN10
Product Spotlights
As a professional manufacturer with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in providing high-performance fluid control solutions for demanding marine applications. Our Marine Hydraulic Operated Ball Valve in 316 Stainless Steel is engineered to deliver reliable, long-lasting performance in corrosive seawater environments, ensuring the safety and efficiency of your vessel's critical systems. With nearly a decade of experience since our establishment in 2016, we understand the stringent requirements of the maritime industry and design our valves to meet them precisely.
This valve combines the superior corrosion resistance of 316 stainless steel with the powerful and precise control of a hydraulic actuator, making it an ideal choice for ballast systems, fuel lines, seawater cooling, and other essential onboard piping. Its robust construction ensures minimal maintenance even under continuous operation, translating into lower lifecycle costs and enhanced operational uptime for your fleet.
Core Features & Technical Advantages:
- Superior Material Construction: The valve body, ball, and stem are crafted from 316 stainless steel, offering exceptional resistance to pitting and crevice corrosion caused by chlorides in seawater, far outperforming standard 304 stainless steel.
- Hydraulic Actuation for Precise Control: Equipped with a double-acting or spring-return hydraulic piston actuator, providing high torque output for reliable operation of larger valve sizes (DN50-DN200) and enabling remote or automated control integration.
- Robust Design for Marine Duty: Engineered to withstand high vibration, shock loads, and the harsh environmental conditions typical of marine and offshore operations.
- Bubble-Tight Shutoff: Features precision-machined balls and resilient seats (PTFE standard, metal available) to ensure zero leakage, which is critical for safety and environmental protection.
- Full Port Design: Minimizes pressure drop across the valve, ensuring efficient flow rates and reducing pumping energy requirements for your systems.
- Easy Maintenance & Serviceability: A modular design with a blow-out proof stem and accessible internal components allows for in-line maintenance, reducing downtime.
Detailed Technical Specifications:
| Parameter | Specification |
| Body Material | AISI 316 Stainless Steel |
| Size Range | DN50, DN65, DN80, DN100, DN125, DN150, DN200 |
| Pressure Rating | PN10 (10 bar) |
| Connection Standard | Flanged per DIN, ANSI, JIS, or GB standards (specify) |
| Actuator Type | Hydraulic Piston (Double-Acting / Spring Return) |
| Operating Pressure (Hydraulic) | Typically 40-100 bar (Customizable) |
| Seat Material | PTFE (Standard), Reinforced PTFE, Metal (Optional) |
| Temperature Range | -20°C to +200°C (Standard Seat) |
| Fire Safe Design | Available upon request (API 607/API 6FA standards) |
Benefits for Your Operations:
- Enhanced System Reliability: Reduces the risk of valve failure due to corrosion, ensuring continuous operation of critical marine systems.
- Operational Efficiency: The hydraulic actuator allows for fast, reliable opening and closing, even in high-pressure differential situations, optimizing process control.
- Cost-Effective Solution: The durability of 316 stainless steel leads to a longer service life and lower replacement frequency, providing a strong return on investment.
- Global Compliance & Compatibility: Designed to meet common international marine standards, facilitating installation and approval processes worldwide.
Our commitment to quality is backed by our ISO9001 certification, ensuring every valve undergoes rigorous production and testing controls. With an annual export value ranging between US$1 Million and US$1.5 Million, we have successfully supplied our marine valves to clients across North America, South America, Europe, Asia, Africa, and Oceania, proving our capability to meet diverse global standards and logistical needs. We ship majorly from ports in Shanghai, Guangzhou, Hongkong, and Beijing, ensuring efficient delivery. Trust Shanghai Zhibang for a robust, corrosion-resistant valve solution that enhances the safety and performance of your marine applications. Contact us today for a detailed quotation or technical consultation tailored to your specific DN size and system requirements.
Frequently Asked Questions (FAQ):
-
Q: Why is 316 stainless steel preferred over 304 for this marine valve?
A: 316 stainless steel contains molybdenum, which significantly increases its resistance to chloride-induced corrosion, such as pitting and crevice corrosion common in seawater. This makes it a more durable and reliable choice for long-term marine service. -
Q: Can this hydraulic valve be integrated with an existing shipboard hydraulic power unit?
A: Yes, absolutely. The hydraulic actuator's operating pressure range is customizable. Please provide your system's hydraulic pressure specifications, and we can configure the actuator accordingly for seamless integration. -
Q: What flange standards are available for the DN50-DN200 sizes?
A> We can supply valves with flanges per common standards including DIN, ANSI (ASME B16.5), JIS, and GB. The specific standard and facing (RF, FF) must be specified at the time of ordering. -
Q: Is a manual override feature available on the hydraulic actuator?
A: Yes, a manual override handwheel or lever can be supplied as an optional feature, allowing for manual operation in case of hydraulic system failure or for maintenance purposes. -
Q: What is the typical delivery lead time for an order of these valves?
A: Lead time depends on the order quantity and specific configurations. For standard configurations, it generally ranges from 4 to 8 weeks. We provide accurate timelines upon receipt of your detailed inquiry. -
Q: Do you offer fire-safe certified versions of this valve?
A: Fire-safe design compliant with standards like API 607 or API 6FA is an available option. Please indicate this requirement when inquiring, as it may involve specific seat and seal materials. -
Q: What kind of warranty do you provide with these marine ball valves?
A: We offer a standard warranty against material and manufacturing defects. The specific warranty period and terms are provided with the commercial offer and are based on the application conditions. -
Q: Can you provide valves with different pressure ratings like PN16 or PN25?
A: Yes, higher pressure ratings such as PN16 or PN25 can be manufactured. The valve body design and testing will be adjusted accordingly to meet the specified pressure class.
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