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Help CenterJIS F7364 Bronze Seawater Gate Valve With 12-Month Warranty Against Defects
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As a leading manufacturer with ISO9001 certified production processes, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our high-performance JIS F7364 Bronze Seawater Gate Valve. Engineered for demanding marine applications, this valve is built to withstand the corrosive nature of seawater while ensuring reliable, long-term operation. With an annual export value between US$1-1.5 million and a presence in markets across North America, South America, Europe, Asia, Africa, and Oceania, our products are trusted by shipbuilders and marine engineers worldwide. This specific valve combines the proven JIS F7364 standard with premium bronze construction, offering a robust solution for critical flow control in seawater systems.
Our JIS F7364 Bronze Seawater Gate Valve is meticulously designed to provide superior performance in harsh marine environments. The key features and technical advantages are detailed below:
- Corrosion-Resistant Bronze Body: Manufactured from high-grade bronze alloy (CAC401), the valve body offers exceptional resistance to seawater corrosion, pitting, and dezincification, ensuring longevity in saltwater applications.
- JIS F7364 Compliance: Strictly adheres to the Japanese Industrial Standard F7364 for bronze valves used in seawater, guaranteeing dimensional accuracy, material quality, and performance reliability recognized in the global marine industry.
- Robust Flanged Design: Features standard flanged connections (JIS 10K/16K flange standard) for secure and leak-proof installation in piping systems, facilitating easy maintenance and replacement.
- Bidirectional Sealing: The gate and seat design ensures tight sealing in both flow directions, preventing backflow and ensuring system integrity under varying pressure conditions.
- Rising Stem with Indicator: Equipped with a rising stem that provides clear visual indication of the valve position (open or closed), enhancing operational safety and control.
- Low Torque Operation: The precision-machined stem and gate interface, along with high-quality gland packing, allow for smooth, low-torque operation even after prolonged periods of inactivity.
- Full Port Design: Offers minimal flow restriction and pressure drop when fully open, optimizing system efficiency and reducing pumping energy costs.
The following table outlines the primary technical specifications for standard models:
| Parameter | Specification |
| Design Standard | JIS F7364 |
| Body Material | Bronze CAC401 |
| Nominal Pressure (PN) | PN16 (16 bar) |
| Size Range (DN) | DN15, DN20, DN25, DN32, DN40, DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300 |
| Temperature Range | -20°C to +120°C |
| Seat Material | Bronze |
| Stem Material | Bronze or Stainless Steel (optional) |
| End Connection | Flanged (JIS 10K/16K) |
| Operation | Handwheel (Rising Stem) |
Benefits for Your Operations:
- Extended Service Life: The corrosion-resistant bronze construction significantly reduces maintenance frequency and replacement costs in seawater systems.
- Enhanced System Reliability: Compliance with JIS F7364 ensures predictable performance and interchangeability, minimizing downtime and operational risks.
- Global Acceptance: The JIS standard is widely recognized, facilitating procurement and installation in international shipbuilding and offshore projects.
- Operational Safety: The reliable sealing and clear open/close indication contribute to safer marine engineering practices.
Backed by our 12-month warranty against defects, this valve represents our commitment to quality and customer satisfaction. Our manufacturing expertise, honed since 2016 and supported by ISO9001 certification, ensures every valve meets stringent quality checks before shipment from major ports like Shanghai, Guangzhou, Hong Kong, or Beijing. This direct-from-manufacturer offering allows for competitive pricing and reliable supply, making it a cost-effective choice for your seawater flow control needs. We invite you to experience the durability and performance of our JIS F7364 Bronze Seawater Gate Valve. Contact us today to discuss your specifications, request a quotation, or learn more about our full range of marine valves.
Frequently Asked Questions (FAQ)
Q1: What is the main advantage of using a bronze valve for seawater applications?
A1: Bronze, specifically alloys like CAC401, offers superior corrosion resistance against seawater compared to many other metals. It resists pitting, crevice corrosion, and dezincification, which are common failure modes in marine environments, leading to a longer service life and reduced maintenance.
Q2: What does JIS F7364 mean, and why is it important?
A2: JIS F7364 is a Japanese Industrial Standard that specifies the requirements for bronze gate valves intended for use in seawater. It defines dimensions, materials, pressure ratings, testing methods, and markings. Compliance ensures the valve is fit for purpose, offers reliable performance, and is accepted in international marine projects.
Q3: Can this valve handle other fluids besides seawater?
A3: While specifically designed for seawater, its bronze construction makes it suitable for a range of other non-aggressive fluids such as freshwater, compressed air, oil (non-critical), and steam at lower pressures. Always confirm suitability for your specific medium and conditions.
Q4: What is covered under the 12-month warranty?
A4: The warranty covers defects in material and workmanship under normal use and service conditions as specified. If a defect arises within 12 months from the date of shipment, we will repair or replace the valve at our discretion. The warranty does not cover damage from misuse, improper installation, or operation outside specified parameters.
Q5: Are the flanges compatible with ANSI/ASME standards?
A5: The valve is manufactured with JIS standard flanges (10K/16K). While dimensional differences exist, adaptor flanges or spacer rings are often used for connection to ANSI/ASME flanged systems. We can advise on compatibility for your specific piping setup.
Q6: Do you offer valves with different stem materials?
A6: Yes. The standard stem is bronze. However, stainless steel stems are available as an optional upgrade for applications requiring additional strength or where specific environmental factors are a concern.
Q7: What is the typical lead time for an order?
A7: Lead times vary based on order quantity and specific size requirements. For standard sizes in moderate quantities, lead times are generally competitive. We provide accurate lead time estimates with every quotation to help with your project planning.
Q8: Can you provide documentation like material certificates and test reports?
A8: As an ISO9001 certified manufacturer, we can provide standard documentation including material certificates and factory test reports (e.g., shell test, seat test) upon request. Specific certification requirements should be discussed at the time of inquiry.
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