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DN150 Marine Parallel Slide Gate Valve, Flanged End, Gearbox Actuated for High Pressure Lines
Product Spotlights
DN150 parallel slide gate valve with gearbox actuation for high-pressure marine lines. Features flanged ends for secure connection, reduced wear design for long life, and easier manual operation. Built with robust materials (cast steel/stainless steel) for corrosive environments. Ideal for critical shipboard and industrial applications.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
Get Latest Price
Application:
Other, Marine / Shipboard High Pressure Lines
Product Type:
Parallel Slide Gate Valve
Nominal Diameter:
DN150 (6 inch)
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Application
Other, Marine / Shipboard High Pressure Lines
Product Type
Parallel Slide Gate Valve
Nominal Diameter
DN150 (6 inch)
Connection Type
Flanged End
Actuation Method
Gearbox Operated
Pressure Rating
High Pressure Rating
Material (Typical)
Cast Steel / Stainless Steel
Operation Type
Manual via Gearbox
Sealing Design
Parallel Slide Gate Mechanism
Standards Compliance
Marine / Industrial Valve Standards
As a dedicated manufacturer with a focus on industrial and marine valve solutions, Shanghai Zhibang Valve Manufacture Co., Ltd. presents its robust DN150 Marine Parallel Slide Gate Valve. Engineered specifically for demanding high-pressure applications in marine environments, this valve combines a reliable flanged connection with a gearbox actuation mechanism for safe and efficient flow control. Our commitment to quality, backed by ISO9001 certification, ensures that this valve meets the rigorous standards required for shipboard systems, offshore platforms, and other critical industrial piping networks.
The parallel slide gate design offers distinct advantages over traditional gate valves, particularly in high-pressure scenarios. This detailed overview will explore its technical specifications, operational benefits, and the value it delivers to your projects.
Core Product Features & Technical Specifications:
- Parallel Slide Gate Mechanism: Unlike wedge-type gates, the parallel slide uses two parallel gates that seal against separate seats. This design minimizes friction during operation, reduces wear, and provides excellent sealing under high pressure and thermal cycling conditions, preventing leakage.
- Gearbox Actuation: The integrated gearbox provides a significant mechanical advantage, allowing for easier manual operation of the large DN150 valve, especially under high line pressures. It reduces the required handwheel force, enhances operator safety, and allows for precise control of the gate position.
- Flanged End Connection (DN150): The flanged ends (typically ANSI/ASME or DIN standards) ensure a strong, leak-proof connection to the pipeline, suitable for high-pressure integrity. The DN150 (6-inch) size is common for main lines, manifolds, and critical service applications.
- Construction for High-Pressure Service: The valve body, gate, and seats are constructed from durable materials like ASTM A216 WCB cast steel or ASTM A351 CF8M stainless steel to withstand high internal pressures and corrosive marine environments.
- Enhanced Sealing & Durability: The parallel slide design often incorporates flexible or spring-loaded gates to maintain seal contact even if the seats wear slightly. This leads to a longer service life and reduced maintenance intervals compared to standard gate valves.
Key Advantages for Clients:
- Reliable High-Pressure Performance: Specifically designed to maintain sealing integrity in systems with elevated pressure, ensuring safe operation and preventing costly leaks or failures.
- Ease of Operation in Tough Conditions: The gearbox makes opening and closing the valve manageable for personnel, even when the line pressure creates high stem loads, improving operational efficiency and safety.
- Long Service Life & Low Maintenance: The wear-resistant design and robust materials contribute to extended valve lifespan, lowering total lifecycle costs and reducing downtime for repairs or replacements.
- Suited for Marine & Industrial Critical Service: Ideal for applications such as ship engine cooling lines, ballast systems, fuel oil lines, offshore platform piping, and industrial high-pressure water or steam lines.
- Secure Flanged Connection: Provides a bolted, rigid connection that is ideal for high-pressure systems where vibration or movement could challenge other connection types.
Typical Technical Parameters:
| Parameter | Typical Specification / Option |
| Nominal Size | DN150 (6 Inch) |
| Pressure Class | ANSI Class 150, 300, or higher (customizable) |
| Connection Standard | ANSI B16.5 Flanges, DIN Flanges, or others |
| Body Material | Cast Steel (WCB), Stainless Steel (CF8M), Duplex Steel |
| Gate & Seat Material | Stainless Steel, Hardened Steel, with optional coatings |
| Actuation | Manual Gearbox (standard), with optional electric actuator |
| Temperature Range | Depends on material; typically -20°C to +200°C or higher |
| Seat Type | Parallel Slide, Flexible Gate Design |
Frequently Asked Questions (FAQ):
-
Q: What is the main advantage of a parallel slide gate valve over a standard wedge gate valve?
A: The parallel slide design uses two parallel gates sealing against separate seats. It significantly reduces operational friction and wear, provides better sealing performance under high pressure and thermal stress, and generally offers a longer service life, making it more suitable for critical high-pressure applications. -
Q: Why is a gearbox necessary for a DN150 valve?
A: A DN150 valve has a large diameter, and the force required to move the gate against high line pressure can be substantial. The gearbox provides a mechanical reduction, making manual operation much easier, safer, and more precise, reducing the strain on operators. -
Q: Can this valve be used with fluids other than water?
A: Yes, depending on the material selection. With appropriate materials like stainless steel or duplex steel, it can handle various fluids including seawater, fuel oil, lubricating oil, chemicals, and steam. The specific application should be confirmed with our technical team. -
Q: What pressure ratings are available?
A> Standard ratings often align with ANSI classes such as Class 150 or Class 300. Higher pressure classes (e.g., Class 600) are available upon request and depend on the design and material specifications. -
Q: Are electric or pneumatic actuators available instead of the manual gearbox?
A: Yes, the valve design can typically accommodate alternative actuation methods. Electric motor actuators or pneumatic actuators can be provided as optional features for remote or automated control systems. -
Q: What flange standards do you support?
A> We commonly produce valves with ANSI/ASME B16.5 flanges (common in North America) and DIN flanges (common in Europe). Other standards like JIS or BS can be accommodated based on customer requirements. -
Q: How does the valve perform in corrosive environments like offshore marine applications?
A> By selecting corrosion-resistant materials such as stainless steel (CF8M, CF8) or duplex stainless steel, the valve is well-suited for corrosive environments. Material choice is key and can be tailored to the specific service conditions. -
Q: What is the typical delivery time for this product?
A> As a manufacturer, we maintain production flexibility. Standard configurations typically have shorter lead times. For custom specifications (material, pressure class, actuator), the timeline may vary. We encourage you to inquire for a precise schedule based on your order.
Shanghai Zhibang Valve Manufacture Co., Ltd. brings proven manufacturing expertise to this product, supported by an ISO9001-certified quality management system. Since our establishment in 2016, we have built a strong export presence, serving diverse markets across North America, South America, Europe, Asia, Africa, and Oceania, with an annual export value reflecting our global reliability. Our valves are shipped from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing, ensuring efficient logistics. This DN150 Marine Parallel Slide Gate Valve embodies our focus on delivering durable, performance-driven solutions for high-pressure marine and industrial systems. We invite you to contact us for detailed quotations, technical datasheets, or to discuss customizing this valve for your specific application requirements.
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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