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Home > Industrial Equipment & Components > Valve > Ball Valve > Marine Flanged Ball Valve for Seawater Cooling Systems, DIN 3357 Compliant

Marine Flanged Ball Valve for Seawater Cooling Systems, DIN 3357 Compliant

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Product Spotlights

A DIN 3357 compliant flanged ball valve engineered specifically for harsh marine seawater cooling systems. Features corrosion-resistant materials (stainless steel/ cast steel), robust flanged connections, and optional actuation (manual/pneumatic/electric). Ensures reliable flow control, minimal maintenance, and enhances cooling system safety and longevity for shipbuilders and marine operators.

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

Key Specifications

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Material:

Other, Cast Steel / Stainless Steel

Application:

Other, Marine Seawater Cooling Systems

Connection Type:

Flanged (DIN / ANSI)

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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
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Material Other, Cast Steel / Stainless Steel

Application Other, Marine Seawater Cooling Systems

Connection Type Flanged (DIN / ANSI)

Standard Compliance DIN 3357

Size Range DN15 to DN300

Pressure Rating PN16, PN25, PN40

Operation Manual, Pneumatic, Electric

Sealing Material PTFE, EPDM, NBR

Brand Zhibang Valve

As a professional manufacturer of industrial valves, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in providing high-performance fluid control solutions for demanding marine applications. Our Marine Flanged Ball Valve, engineered specifically for seawater cooling systems and compliant with DIN 3357, represents a reliable and durable choice for shipbuilders, marine engineers, and offshore operators. Designed to withstand the corrosive and high-pressure environment of seawater systems, this valve ensures efficient flow control, minimal maintenance, and long-term operational stability, contributing to the overall safety and efficiency of your vessel's cooling infrastructure.

This valve is meticulously crafted to meet the stringent requirements of marine service. Its core design and construction focus on combating the unique challenges posed by seawater, such as high salinity, potential debris, and variable pressure conditions.

Key Features & Technical Specifications:

Robust Construction & Materials: The valve body is typically manufactured from cast steel or stainless steel (grades like 316/316L), offering excellent resistance to corrosion and erosion caused by seawater. Internal components, such as the ball and stem, are also made from corrosion-resistant materials. The sealing elements utilize high-grade PTFE, EPDM, or NBR, ensuring a tight seal even under fluctuating temperatures and pressures.
Flanged Connection for Secure Installation: The valve features flanged ends conforming to DIN standards (or ANSI standards as an option), facilitating a robust, leak-proof connection to the piping system. This design is ideal for marine applications where vibration and movement are concerns.
DIN 3357 Compliance: Compliance with DIN 3357 signifies adherence to recognized German standards for industrial valves, covering dimensions, pressure ratings, and material requirements. This provides assurance of quality, interchangeability, and reliability within European and global marine projects.
Optimized for Seawater Cooling Systems: The valve's internal passage design minimizes flow resistance, promoting efficient coolant circulation. Its full-port or reduced-port design options allow for optimal balance between flow capacity and actuation speed based on system requirements.
Versatile Actuation Options: To suit different control schemes, the valve is available with manual operation (lever or handwheel), pneumatic actuation, or electric actuation. This flexibility allows integration into automated cooling system controls.
High Pressure & Temperature Tolerance: Engineered to handle the pressures typical in marine cooling loops, with common pressure ratings like PN16, PN25, and PN40. It also performs reliably across the operational temperature range of seawater cooling systems.

Detailed Technical Parameters (Common Range):

Parameter	Specification / Range
Size (Nominal Diameter)	DN15, DN20, DN25, DN32, DN40, DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300
Pressure Rating (PN)	PN16, PN25, PN40 (Custom higher ratings available)
Connection Standard	DIN Flange (Default), ANSI Flange (Optional)
Body Material	Cast Steel WCB, Stainless Steel 304/316/316L
Seal Material	PTFE, EPDM, NBR (Selectable based on media)
Operation Type	Manual Lever, Manual Handwheel, Pneumatic Actuator, Electric Actuator
Temperature Range	-20°C to +120°C (Standard), Extended ranges customizable
Compliance Standard	DIN 3357

Benefits for Your Marine Project:

Enhanced System Reliability: The valve's corrosion-resistant design reduces failure risks, ensuring uninterrupted cooling operation critical for engine and equipment performance.
Reduced Maintenance Costs: Durable materials and robust sealing minimize wear and leakage, leading to fewer replacements and lower lifecycle costs.
Easy Installation & Integration: Standard flanged connections simplify piping work, saving installation time and ensuring compatibility with existing system components.
Operational Safety: Reliable shut-off capability and pressure handling contribute to the overall safety of the cooling system, preventing overheating scenarios.
Global Standard Compliance: DIN 3357 compliance facilitates procurement for projects adhering to European or international standards, easing specification and approval processes.

Shanghai Zhibang Valve Manufacture Co., Ltd., established in 2016 and holding ISO9001 certification for quality management, combines manufacturing expertise with a commitment to consistent quality. With an annual export value ranging between US$1 Million and US$1.5 Million, our products have gained trust across diverse markets including North America, South America, Europe, Asia, Africa, and Oceania. We ship efficiently from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing, ensuring timely delivery to global clients. Our Marine Flanged Ball Valve embodies this commitment, offering a proven solution built for the harsh marine environment. By choosing our valve, you invest in a component that enhances system durability, reduces operational headaches, and supports the long-term viability of your marine assets. Contact us today to discuss your specific requirements, explore customization options, or request a quotation.

Frequently Asked Questions (FAQ):

Q: What makes this ball valve suitable specifically for seawater cooling systems?
A: It is constructed from materials like stainless steel 316/316L that offer high corrosion resistance against chloride ions in seawater. The sealing materials are selected to withstand the temperature and chemical properties of seawater, preventing premature failure.
Q: Does DIN 3357 compliance mean the valve cannot be used with ANSI piping systems?
A: No. While the default flange is DIN standard, we can provide valves with ANSI standard flanges as an optional customization to match your specific piping requirements.
Q: What are the available sizes for this marine flanged ball valve?
A: We offer a wide range from DN15 (½ inch approx.) up to DN300 (12 inch approx.). The exact available size for your needed pressure rating can be confirmed upon request.
Q: Can this valve be automated for remote control in the cooling system?
A: Yes. Besides manual operation, the valve can be fitted with pneumatic or electric actuators, allowing integration into automated control panels for remote operation or sequencing.
Q: What is the typical pressure rating, and can it handle higher pressures?
A: Standard pressure ratings are PN16, PN25, and PN40. For applications requiring higher pressures, we can design and manufacture valves with custom pressure ratings based on your technical specifications.
Q: How does the ISO9001 certification of your company benefit the product quality?
A: Our ISO9001 certified quality management system ensures consistent manufacturing processes, material control, inspection, and testing, leading to reliable and repeatable product quality for every valve shipped.
Q: What is the lead time for orders, and from which ports do you ship?
A: Lead time depends on order quantity and specifications. We ship from major Chinese ports including Shanghai, Guangzhou, Hong Kong, and Beijing, facilitating efficient logistics to destinations worldwide.
Q: Are other sealing materials available besides PTFE?
A: Yes. Depending on the specific seawater conditions and temperature, we can offer seals made from EPDM or NBR. The optimal material can be recommended based on your application details.