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Low Torque Marine Parallel Slide Gate Valve With Cast Steel Body, PN10 Rated
Product Spotlights
Engineered for marine applications, this cast steel PN10 gate valve features a unique parallel slide design for significantly lower operating torque. Benefits include easier manual/actuated operation, reduced actuator costs, extended service life, and reliable bi-directional sealing. Ideal for ship piping, ballast, and offshore systems where reliability and low maintenance are critical.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
Get Latest Price
Application:
Other, Marine and Offshore Systems
Body Material:
Cast Steel
Pressure Rating:
PN10
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Application
Other, Marine and Offshore Systems
Body Material
Cast Steel
Pressure Rating
PN10
Valve Type
Parallel Slide Gate Valve
Operation Type
Low Torque Design
Connection Type
Flanged (Standard)
Seat Type
Parallel Slide
End Connection Standard
ANSI, DIN, JIS, GB (Customizable)
Test Standard
API 598, EN 12266-1
Design Standard
API 600, API 6D, BS 1414
As a professional valve manufacturer established in 2016, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to introduce our specialized Low Torque Marine Parallel Slide Gate Valve. Designed specifically for the demanding environments of marine and offshore applications, this valve combines the robust durability of a cast steel body with an innovative low-torque operation mechanism. Engineered to meet PN10 pressure rating standards, it ensures reliable isolation and flow control in ship piping systems, ballast systems, and various offshore platform services. Our commitment to quality, backed by ISO9001 certification, is integrated into every valve we produce, making it a dependable choice for global clients across North America, Europe, Southeast Asia, and beyond.
This valve is engineered to address common challenges in marine operations, such as frequent cycling, corrosive environments, and the need for maintenance-friendly equipment. The core of its design focuses on delivering superior performance with reduced operational effort.
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Innovative Low-Torque Design: The parallel slide gate mechanism significantly reduces the friction between the gate and seats during operation. This design minimizes the actuator force required to open or close the valve, leading to several key benefits:
- Extended lifespan of valve and actuating equipment.
- Reduced size and cost of required actuators or manual handwheels.
- Easier manual operation in emergency or power-loss scenarios.
- Robust Cast Steel Construction: The valve body is manufactured from high-quality cast steel, providing exceptional strength and resistance to the mechanical stresses and corrosive elements prevalent in marine environments, including saltwater spray.
- Superior Sealing Performance: Unlike wedge gate valves, the parallel slide design features two parallel gates that move apart against the seats. This creates a tight, uniform seal across the entire seat surface, offering excellent shut-off capability even with fluids containing small particulates.
- Bi-Directional Flow & Sealing: The valve provides effective sealing in both flow directions, offering flexibility in piping system design and installation.
- Minimized Pressure Drop: When fully open, the gate retracts completely into the bonnet, offering a full-bore flow path that minimizes pressure loss and turbulence, which is crucial for efficient system performance.
- Fire-Safe Design Option: Available with fire-safe features compliant with API 607/API 6FA standards, providing an extra layer of safety for critical applications.
Detailed technical specifications and available configurations are outlined in the table below:
| Parameter | Specification / Option |
|---|---|
| Pressure Rating | PN10 (1.0 MPa) |
| Size Range | DN50 to DN600 (2" to 24") |
| Temperature Range | -29°C to 425°C (Standard); Lower/High temp available |
| End Connection | Flanged: ANSI 150, PN16, JIS 10K, GB (Specify) |
| Stem Type | Rising Stem, Non-Rising Stem (OS&Y or ISRS) |
| Operation | Handwheel, Gear Operator, Electric/Pneumatic Actuator (Optional) |
| Seat & Gate Material | 13% Cr Stainless Steel, Stellite Hardface, Monel (Optional) |
| Gasket & Packing | Graphite, PTFE, Flexible Graphite (Specify per service) |
| Face-to-Face | Complies with ASME B16.10, DIN 3202 |
Advantages for Your Operations:
- Reduced Maintenance & Downtime: The low-torque, low-wear design translates to fewer maintenance intervals and longer service life, directly lowering your total cost of ownership.
- Enhanced Safety & Reliability: The robust construction and reliable sealing ensure safe operation in critical marine systems, protecting personnel, cargo, and the vessel.
- Operational Efficiency: Easier operation saves time and labor, whether manually operated or with smaller, more efficient actuators.
- Global Compliance & Versatility: Manufactured under ISO9001 standards and designed to meet international marine norms, these valves are suitable for a wide range of global projects.
Shanghai Zhibang Valve has established a strong track record since 2016, exporting over US$1 million in quality valves annually to markets worldwide, including North America, Eastern Europe, Southeast Asia, and Africa. Our products are trusted by shipyards, offshore operators, and marine engineers. We offer flexible shipping from major ports like Shanghai, Guangzhou, and Hong Kong to ensure timely delivery. Choosing our Low Torque Marine Parallel Slide Gate Valve means partnering with a dedicated manufacturer committed to providing durable, efficient, and reliable flow control solutions. Contact us today to discuss your specific requirements or to request a detailed quotation.
Frequently Asked Questions (FAQ)
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Q: What is the main advantage of a "parallel slide" gate valve over a traditional wedge gate valve?
A: The primary advantage is the low-torque operation. The parallel gates slide against the seats without the wedging action, drastically reducing friction. This leads to easier operation, less wear on seats and gates, and often allows for the use of smaller, less expensive actuators. -
Q: Is this valve suitable for seawater service?
A: Yes, the cast steel body provides good general corrosion resistance. For prolonged seawater service, we recommend specifying upgraded trim materials like 316 stainless steel, Monel, or duplex stainless steel for the gates, seats, and stem to prevent chloride-induced corrosion. -
Q: Can this valve be supplied with different flange standards?
A: Absolutely. While PN10/16 flanges are common, we can manufacture valves with ANSI, JIS, DIN, or GB flange standards upon request. Please specify your required pressure class and facing (RF, FF, RTJ) during inquiry. -
Q: What types of actuators can be fitted to this valve?
A: The valve is designed for easy adaptation. We can supply it with a manual handwheel, bevel gear operator, or prepare it for mounting electric, pneumatic, or hydraulic actuators from major brands. The low-torque design is particularly beneficial for actuator sizing. -
Q: Does the PN10 rating refer to the maximum working pressure?
A: PN10 corresponds to a nominal pressure of 10 bar (1.0 MPa) at ambient temperature (20°C). The maximum allowable working pressure (MAWP) decreases at higher temperatures. Please consult our technical data sheet for the pressure-temperature rating chart. -
Q: What testing is performed on these valves before shipment?
A: Each valve undergoes rigorous testing, including shell strength test (1.5x PN), seat leakage test (1.1x PN), and backseat test (if applicable) in accordance with standards like API 598 or EN 12266-1. Test certificates are available. -
Q: Are spare parts readily available?
A: Yes. As the manufacturer, we maintain an inventory of critical spare parts such as gates, seats, stems, and packing sets. This ensures we can support your maintenance needs promptly. -
Q: What is the typical lead time for an order?
A: Lead time depends on size, material specifications, and order quantity. For standard configurations in our DN50-DN300 range, lead time is generally 4-6 weeks. We provide accurate timelines with every quotation.
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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