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Home > Industrial Equipment & Components > Valve > Ball Valve > DIN 3357 Pneumatic Marine Ball Valve With 12-Month Warranty and Mill Test Report

DIN 3357 Pneumatic Marine Ball Valve With 12-Month Warranty and Mill Test Report

DIN 3357 Pneumatic Marine Ball Valve With 12-Month Warranty and Mill Test Report thumbnail-3

DIN 3357 Pneumatic Marine Ball Valve With 12-Month Warranty and Mill Test Report thumbnail-4

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DIN 3357 Pneumatic Marine Ball Valve With 12-Month Warranty and Mill Test Report photo-4

DIN 3357 Pneumatic Marine Ball Valve With 12-Month Warranty and Mill Test Report photo-5

Product Spotlights

DIN 3357 compliant pneumatic marine ball valve designed for harsh offshore environments. Features robust construction with carbon/stainless steel bodies, reliable pneumatic actuation for remote control, and superior PTFE/metal seats for bubble-tight sealing. Backed by a 12-month warranty and full Mill Test Report for material traceability. Ideal for shipbuilding, ballast, and fuel systems, offering low maintenance and global compliance.

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

Key Specifications

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Standard:

DIN 3357

Actuation Type:

Pneumatic

Application Field:

Marine, Shipbuilding, Offshore

Contact Supplier Request Quote Chat Now

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
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Standard DIN 3357

Actuation Type Pneumatic

Application Field Marine, Shipbuilding, Offshore

Body Material Carbon Steel, Stainless Steel (Optional)

Connection Standard Flanged (DIN/EN/JIS/ANSI)

Warranty 12 Months

Certification ISO9001 (Manufacturer)

Ball Valve Type Full Port, Floating/Trunnion Mounted

Seat Material PTFE, Reinforced PTFE, Metal

Pressure Rating PN16, PN25, Class 150, Class 300

As a leading manufacturer with ISO 9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to present our premium DIN 3357 Pneumatic Marine Ball Valve. Engineered for demanding marine and offshore environments, this valve combines robust construction with reliable pneumatic actuation for superior flow control. Our commitment to quality is evident in every unit, which is backed by a comprehensive 12-month warranty and accompanied by a detailed Mill Test Report (MTR), ensuring full material traceability and performance verification. Designed to meet the stringent requirements of global marine applications, this valve is a trusted component for shipbuilding, offshore platforms, and coastal infrastructure.

This valve is meticulously crafted to deliver exceptional performance where reliability is non-negotiable. Its core features are designed to address the specific challenges of marine operations:

Robust Construction for Harsh Environments: The valve body is manufactured from high-grade materials such as carbon steel A216 WCB or stainless steel A351 CF8/CF8M, offering excellent resistance to corrosion from seawater, salt spray, and atmospheric exposure. Special surface treatments like epoxy coating or electroless nickel plating are available for enhanced protection.
Precise Pneumatic Actuation: Equipped with a double-acting or spring-return pneumatic actuator, the valve ensures fast, reliable, and fail-safe operation. The actuator is designed for compatibility with standard marine control air systems (typically 4-7 bar).
Superior Sealing Performance: Utilizes advanced seat materials like reinforced PTFE or metal seats (for high-temperature applications) to ensure bubble-tight sealing, even after prolonged cycles, minimizing leakage risk in critical systems.
Low Maintenance & Easy Operation: The simple quarter-turn operation and streamlined design reduce the need for frequent maintenance. The stem sealing system is designed for longevity, preventing external leakage.
Full Compliance & Documentation: Manufactured in accordance with DIN 3357 standards and other relevant marine norms. Each valve ships with a complete documentation package, including the Mill Test Report, certifying chemical composition and mechanical properties.

The technical specifications of our DIN 3357 Pneumatic Marine Ball Valve are detailed below. Standard configurations are listed, with numerous customization options available to meet your specific project requirements.

Parameter	Specification / Option
Design Standard	DIN 3357, ISO 17292, API 6D
Size Range	DN15 (1/2") to DN300 (12")
Pressure Rating	PN16, PN25, PN40; Class 150, Class 300
Body Material	Carbon Steel (WCB), Stainless Steel (CF8, CF8M), Duplex Steel
Ball & Stem Material	Stainless Steel (304, 316), Chrome Plated Carbon Steel
Seat Material	PTFE, RPTFE, PEEK, Metal (Inconel, Stellite)
Actuator Type	Double-Acting Pneumatic, Spring-Return (Fail-Safe)
Operating Air Pressure	4 - 7 bar (Standard), Customizable
End Connection	Flanged (DIN EN 1092-1, ANSI B16.5, JIS B2220)
Temperature Range	-20°C to +200°C (Standard), Higher ranges available

Choosing our valve provides significant advantages for your operations:

Enhanced System Reliability: Reduces unplanned downtime in critical marine systems like ballast, bilge, fuel, and cooling lines.
Operational Efficiency: Pneumatic actuation allows for remote and automated control, integrating seamlessly with shipboard PLC or DCS systems.
Cost-Effectiveness: The combination of durable materials, reliable design, and a 12-month warranty lowers the total cost of ownership by reducing maintenance and replacement frequency.
Simplified Procurement & Compliance: The provided Mill Test Report simplifies your quality assurance and regulatory compliance processes, saving valuable time and resources.

With a proven track record since 2016 and an annual export value ranging between US$1-1.5 million, Shanghai Zhibang has established itself as a reliable partner for valve solutions across North America, South America, Europe, Asia, Africa, and Oceania. Our products are trusted in diverse and demanding markets, a testament to their consistent quality and performance. We support this global reach with efficient logistics from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing. The ISO 9001 certification of our manufacturing processes is your assurance of systematic quality control. When you choose our DIN 3357 Pneumatic Marine Ball Valve, you are not just buying a component; you are investing in reliability backed by documentation, warranty, and a manufacturer with a global footprint. Contact us today to discuss your project specifications or to request a detailed quotation.

Frequently Asked Questions (FAQ)

What is the significance of the DIN 3357 standard for this ball valve?
DIN 3357 is a German industrial standard that specifies requirements for flanged ball valves, covering dimensions, pressure-temperature ratings, materials, and testing. Valves conforming to this standard ensure interchangeability, reliable performance, and compatibility with piping systems designed to European norms, which are widely used in global marine projects.
What does the 12-month warranty cover?
Our warranty covers defects in materials and workmanship under normal use and service conditions for a period of 12 months from the date of shipment. It includes the repair or replacement of faulty components. The warranty terms and conditions are provided with the commercial documentation.
Why is a Mill Test Report (MTR) important?
An MTR is a certified document from the material mill that verifies the chemical composition and mechanical properties (like tensile strength, yield strength) of the raw materials used (e.g., steel plates, forgings). It provides traceability, proves material grade compliance, and is often a mandatory requirement for quality assurance in marine, oil & gas, and other critical industries.
Can this valve be used with media other than seawater?
Yes. While designed for marine service, the valve's material options (stainless steel, special coatings) make it suitable for a wide range of media including fresh water, oils, fuels, air, and certain chemicals. Please consult with our engineering team for specific media compatibility based on your selection of body and seat materials.
What accessories are available with the pneumatic actuator?
Standard accessories can include solenoid valves, limit switches (for open/close position indication), positioners, air filter regulators, and manual overrides. These can be pre-mounted and tested at our factory for a complete, ready-to-install package.
Do you offer different flange standards besides DIN?
Absolutely. We can manufacture valves with flanges conforming to various international standards to match your existing piping, including ANSI (ASME B16.5), JIS, EN (European), and others. Please specify your required flange standard and facing (RF, FF) when inquiring.
What is the typical delivery lead time for this product?
Lead time varies based on order quantity, size, material specifications, and customization level. For standard configurations in common sizes, lead time is generally competitive. We provide an estimated delivery schedule with every formal quotation.
How do I ensure I order the correct valve for my application?
To ensure an accurate selection, please provide the following key parameters: Valve Size (DN/NPS), Pressure Class (PN/Class), Fluid Media, Temperature, Required Body/Seat Material, Actuator Type (Double-Acting or Spring-Return), Air Supply Pressure, and required accessories. Our technical team is available to assist with selection.