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Home > Industrial Equipment & Components > Valve > Butterfly Valve > Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications

Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications

Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications thumbnail-3

Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications thumbnail-4

Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications thumbnail-5

Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications photo-1

Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications photo-2

Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications photo-3

Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications photo-4

Stainless Steel Marine Butterfly Valve With ISO 5211 Actuator Pad for DN50-DN600 Applications photo-5

Product Spotlights

Marine-grade stainless steel construction ensures superior corrosion resistance in seawater environments. Standard ISO 5211 actuator pad guarantees universal compatibility with pneumatic/electric actuators, simplifying automation. Available from DN50 to DN600 for versatile marine pipeline applications. Manufactured under ISO9001 with global export expertise, offering reliability and ease of maintenance for shipbuilding and offshore projects.

Negotiable MOQ: 1 Unit (Price negotiable depending on order volume and customization)

Key Specifications

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Application:

Other, Marine

Body Material:

Stainless Steel (Grade 316/304)

Connection Standard:

ISO 5211 Actuator Pad

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Shanghai Zhibang Valve Manufacture Co.,ltd

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Application Other, Marine

Body Material Stainless Steel (Grade 316/304)

Connection Standard ISO 5211 Actuator Pad

Size Range (DN) DN50 to DN600

Seat Material EPDM, Viton, PTFE (optional)

Operation Manual Lever/Gear, Pneumatic, Electric Actuation

Pressure Rating PN10 to PN16 (customizable)

Temperature Range -20°C to +150°C (depending on seat)

Certification ISO9001 Quality Management System

Ports of Shipment Shanghai, Guangzhou, Hongkong, Beijing

As a dedicated manufacturer since 2016, Shanghai Zhibang Valve Manufacture Co., Ltd specializes in engineering robust fluid control solutions for demanding global industries. Our Stainless Steel Marine Butterfly Valve with ISO 5211 Actuator Pad represents a culmination of precision manufacturing and marine-grade durability, designed to meet the rigorous challenges of saltwater environments, offshore operations, and critical shipboard systems. We combine stringent ISO9001 quality controls with extensive export experience, supplying reliable valves to markets across North America, Europe, Southeast Asia, and beyond, with an annual export value reflecting our commitment to global partnerships.

This valve is engineered for superior performance in marine applications where corrosion resistance, reliable sealing, and easy automation integration are non-negotiable. The standardized ISO 5211 mounting pad ensures seamless compatibility with a wide range of pneumatic and electric actuators, simplifying system design and procurement for engineers and shipyards worldwide.

Core Product Features & Technical Advantages:

Marine-Grade Construction: The valve body is crafted from high-quality stainless steel (typically 316 or 304), offering exceptional resistance to pitting and crevice corrosion caused by seawater, chlorides, and harsh marine atmospheres.
Universal Actuator Compatibility: The integrated ISO 5211 actuator pad is a key feature, providing a standardized interface. This allows for direct mounting of various ISO-compliant actuators without adapters, reducing installation time and inventory complexity.
Wide Size & Pressure Range: Available in a comprehensive spectrum from DN50 to DN600, catering to diverse pipeline requirements from auxiliary lines to main seawater systems. Standard pressure ratings suit common marine service conditions.
High-Performance Sealing Options: Equipped with resilient seats (like EPDM for general service or Viton/FKM for hydrocarbons) or PTFE for higher temperatures. The disc design ensures bubble-tight shut-off and minimal torque operation.
Versatile Operation Modes: Supplied as a manual valve with lever or gearbox, or prepared for actuation. This flexibility supports both manual override needs and fully automated control systems.
Streamlined Maintenance: Features like a two-piece stem design or replaceable seat cartridge (depending on model) facilitate in-line maintenance, minimizing downtime and operational costs for vessel owners.

Detailed Technical Specifications:

Parameter	Specification / Option
Design Standard	API 609, ISO 5752, MSS SP-67/68
Face-to-Face	ISO 5752 Series 14 (Wafer) or Series 16 (Lugged)
Stem Sealing	Multiple O-ring or packing gland arrangement
Disc Material	Stainless Steel, often with coated or polished surface
Leakage Class	ANSI/FCI 70-2 Class VI (Zero Leakage) for soft-seated designs
Actuator Mounting	ISO 5211 F05 to F14 (depending on valve size)

Benefits for Your Project:

Enhanced System Reliability: Corrosion-resistant materials and robust design lead to longer service life and reduced failure rates in critical marine systems like ballast, cooling, and firefighting lines.
Simplified Procurement & Integration: The ISO 5211 pad standardizes the interface between valve and actuator, allowing procurement teams to source components separately while ensuring fit, reducing lead times and compatibility issues.
Operational Cost Savings: Low torque operation reduces actuator sizing and energy consumption. Easy maintenance design lowers lifetime ownership costs.
Global Compliance & Acceptance: Manufactured under an ISO9001 certified quality system, the valves are produced to internationally recognized standards, facilitating approval for use in global maritime projects.

Our commitment is evidenced by our track record: serving a diverse global clientele across six continents from our base in Shanghai, with efficient logistics through major ports like Shanghai, Guangzhou, Hong Kong, and Beijing. We understand the critical nature of marine components and deliver valves that meet the exacting standards of shipbuilders, offshore operators, and naval architects. Choose our Stainless Steel Marine Butterfly Valve for a solution that blends proven materials, intelligent standardization, and manufacturing expertise—contact us today to discuss your DN50-DN600 valve requirements and receive a competitive quotation backed by reliable service.

Frequently Asked Questions (FAQ):

Q: What is the main advantage of the ISO 5211 actuator pad on this butterfly valve?
A: The ISO 5211 pad provides a standardized mounting interface. This guarantees mechanical compatibility between the valve and any actuator built to the same ISO standard, simplifying selection, procurement, and installation, and offering flexibility in choosing actuator brands and types.
Q: Which stainless steel grade is recommended for full seawater immersion service?
A: For prolonged immersion in seawater or highly corrosive environments, we typically recommend Grade 316/316L stainless steel due to its higher molybdenum content, which offers superior resistance to chloride-induced pitting and crevice corrosion compared to Grade 304.
Q: Can this valve be supplied with different end connections besides wafer or lug?
A> Yes, while wafer and lug types are standard for the DN50-DN600 range, flanged ends per various standards (ANSI, JIS, DIN) can be provided as a customization. Please specify your required flange standard and facing details when inquiring.
Q: What types of actuators can be mounted, and do you supply them?
A> The valve is prepared to accept pneumatic (double-acting or spring-return), electric, or hydraulic actuators that comply with the ISO 5211 standard for the corresponding size. We can supply the complete actuated assembly or provide the valve alone for your own actuator integration.
Q: What is the typical lead time for an order of DN150 valves?
A> Lead times vary based on order quantity, specific material grades, and seat options. Standard configurations often have shorter lead times. We provide accurate delivery estimates with every quotation, leveraging our manufacturing setup to meet project schedules.
Q: Are these valves suitable for potable water systems on ships?
A> Yes, with the appropriate seat material certification (such as FDA-approved EPDM or similar), these valves can be used in potable water lines. It is crucial to specify this application requirement so we can configure the valve with compliant materials.
Q: Do you offer any testing or certification for marine applications?
A> Our manufacturing process is governed by an ISO9001 quality management system. Standard production testing includes shell tests and seat leakage tests. Additional specific marine certifications or witnessed testing can be discussed and arranged as a service.
Q: How does the valve perform with viscous fluids or slurries sometimes found in marine systems?
A> The valve's design, with a smooth disc contour and resilient seat, generally handles moderate slurries well. For highly viscous or abrasive media, specific design considerations like full-port discs or specialized coatings can be evaluated as optional features.