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Home > Industrial Equipment & Components > Valve > Ball Valve > JIS F7300 Full Bore Marine Ball Valve for Shipbuilding and Main Pipeline Systems

JIS F7300 Full Bore Marine Ball Valve for Shipbuilding and Main Pipeline Systems

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JIS F7300 Full Bore Marine Ball Valve for Shipbuilding and Main Pipeline Systems photo-5

Product Spotlights

JIS F7300 compliant full bore marine ball valve designed for shipbuilding and main pipelines. Features minimal pressure drop, piggable design, and robust construction in corrosion-resistant materials like stainless & duplex steel. Offers blow-proof stem, optional fire-safe sealing, and versatile actuation. Ensures reliable, safe, and efficient fluid control in demanding marine environments.

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

Key Specifications

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Material:

Other, Carbon Steel, Stainless Steel, Duplex Steel

Standard:

JIS F7300, JIS B2071, JIS B2001

Application:

Other, Shipbuilding

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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, Carbon Steel, Stainless Steel, Duplex Steel

Standard JIS F7300, JIS B2071, JIS B2001

Application Other, Shipbuilding

Connection Type Flanged, Threaded, Welded

Size Range DN15 to DN600 (1/2“ to 24“)

Pressure Rating JIS 10K, 16K, 20K, 30K

Operation Manual Lever, Gear Operator, Pneumatic, Electric

Seat Material PTFE, Reinforced PTFE, Metal

As a specialized manufacturer with ISO 9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. is proud to present our premium JIS F7300 Full Bore Marine Ball Valve. Engineered specifically for the demanding environments of shipbuilding and main pipeline systems, this valve is a cornerstone of reliable fluid control. With an annual export value reflecting our global reach across markets from North America to Oceania, we understand the critical need for valves that ensure safety, durability, and operational efficiency. Our commitment, backed by years of experience since 2016, is to deliver products that meet the highest standards of maritime engineering.

This valve is designed to provide a robust and leak-proof solution for controlling the flow of seawater, fuel, lubricants, and other fluids on board vessels and within critical industrial pipelines. Its full bore design is a key feature, offering minimal pressure drop and allowing for the passage of pipeline cleaning pigs, which is essential for maintenance and integrity.

Core Design Features and Technical Advantages:

Full Bore Construction: The internal diameter of the valve matches the pipeline, ensuring unrestricted flow, reducing turbulence, and minimizing pressure loss. This is crucial for maintaining system efficiency and allowing for in-line inspection tools.
JIS F7300 Compliance: Manufactured in strict adherence to Japanese Industrial Standard F7300 for marine valves, ensuring compatibility, reliability, and acceptance in international shipbuilding and repair yards.
Robust Body Construction: Available in a range of durable materials including Carbon Steel (WCB, LCB), Stainless Steel (CF8, CF8M, CF3M), and Duplex Steel to resist corrosion from seawater, chemicals, and harsh marine atmospheres.
Superior Sealing System: Utilizes advanced seat materials like PTFE or reinforced PTFE for tight shut-off and low operating torque. Metal-seated versions are available for high-temperature or abrasive service.
Blow-Proof Stem Design: The stem is securely integrated with the ball and incorporates multiple sealing points to prevent blowout under high pressure, a critical safety feature for marine applications.
Fire-Safe Design Option: Many models feature a secondary metal seal that engages in the event of a fire, maintaining a seal even if the primary soft seal is compromised, aligning with safety standards like API 607/6FA.
Versatile Actuation: Can be fitted with manual levers, gear operators for larger sizes, or automated actuators (pneumatic/electric) for remote operation and integration into control systems.

Detailed Technical Specifications:

Parameter	Specification
Design Standard	JIS F7300, JIS B2071, JIS B2001
Size Range (Nominal)	DN15 (1/2") to DN600 (24")
Pressure Rating	JIS 10K, 16K, 20K, 30K (Equivalent to PN16, PN25, PN40, PN50)
Connection Standards	JIS B2220 Flanges, NPT Threads, Socket Weld, Butt Weld
Body Materials	Carbon Steel (WCB), Stainless Steel 304/316, Duplex 2205, Alloy 20
Ball & Stem Material	Stainless Steel, Chrome Plated, with optional hardening
Seat & Seal Materials	PTFE, RPTFE, PEEK, Metal (Stellite)
Temperature Range	-29°C to +200°C (Standard); -196°C to +550°C (Special)
Operation	Manual Lever, Worm Gear, Pneumatic Actuator, Electric Actuator

Benefits for Your Project:

Enhanced System Efficiency: The full port design reduces flow resistance, saving pump energy and lowering long-term operational costs.
Uncompromised Safety: The blow-proof stem and optional fire-safe design protect personnel and assets, which is paramount in marine and industrial settings.
Reduced Maintenance & Lifetime Cost: Durable materials and robust construction ensure a long service life with minimal maintenance, even in corrosive seawater applications.
Global Compliance & Ease of Sourcing: Adherence to JIS standards ensures acceptance in major shipbuilding regions, simplifying procurement and installation for global projects.
Operational Flexibility: Easy quarter-turn operation allows for quick opening and closing, and the valve is suitable for both on/off and throttling service in certain designs.

Our commitment to quality is validated by our ISO 9001 certification and demonstrated by our successful export record, serving diverse markets from North America and Western Europe to Southeast Asia and Africa. With a strategic location in Shanghai and major ports of shipment including Shanghai, Guangzhou, and Hong Kong, we ensure reliable and timely delivery. When you choose our JIS F7300 Full Bore Marine Ball Valve, you are not just purchasing a component; you are investing in the reliability of your vessel's or plant's most critical systems. Contact us today to discuss your specific requirements and receive a detailed quotation. Let us be your trusted partner in fluid control solutions.

Frequently Asked Questions (FAQ):

Q: What does "Full Bore" mean, and why is it important for marine pipelines?
A: "Full Bore" means the internal diameter of the valve's open passage is equal to the internal diameter of the connecting pipeline. This is vital for marine systems to minimize pressure drop, allow for the passage of cleaning pigs to maintain pipeline integrity, and ensure efficient flow of fluids like seawater, fuel, and ballast water.
Q: Is this valve suitable for seawater service?
A: Yes, absolutely. We offer it in materials specifically chosen for seawater corrosion resistance, such as Stainless Steel 316/316L, Duplex Stainless Steel (2205), and Super Duplex. The seat and seal materials are also selected to withstand marine environments.
Q: How does the JIS F7300 standard differ from other valve standards like API or ANSI?
A: JIS F7300 is a Japanese Industrial Standard specifically for marine valves, covering design, materials, testing, and inspection. While it shares similarities with API and ANSI standards, it is widely recognized and often specified in Asian shipyards and by international owners building or repairing vessels in that region. We ensure our valves meet the dimensional and performance requirements of JIS F7300.
Q: Can this valve be automated?
A: Yes, it can be easily fitted with pneumatic (air) or electric actuators. We can supply the valve as a complete package with an actuator, mounting bracket, and necessary controls for remote operation, which is common in modern ship automation systems.
Q: What pressure classes are available?
A: We typically manufacture these valves in JIS pressure ratings of 10K, 16K, 20K, and 30K. The appropriate class depends on your system's design pressure. Our technical team can help you select the correct rating.
Q: Do you offer fire-safe certified versions?
A> Yes, we can provide fire-safe design options that typically include secondary metal seals. These designs are tested to meet recognized standards like API 607, API 6FA, or ISO 10497, which is a critical requirement for fuel and hydrocarbon lines.
Q: What is the lead time for an order?
A: Lead time varies based on size, material, and quantity. Standard configurations may have shorter lead times, while special materials or large diameters require more production time. We provide accurate lead time estimates with every quotation.
Q: What kind of testing do your valves undergo before shipment?
A> Every valve undergoes rigorous testing, which typically includes a shell test (body strength), a seat leak test (sealing performance) with air or water, and operational tests. Certificates of compliance and test reports can be provided upon request.