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Home > Industrial Equipment & Components > Valve > Ball Valve > Precision Machined API 6D Marine Ball Valves, 1500 LB Pressure Rating, Extended Warranty

Precision Machined API 6D Marine Ball Valves, 1500 LB Pressure Rating, Extended Warranty

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Product Spotlights

Precision-machined ball valves compliant with API 6D standard, designed for 1500 LB high-pressure marine and offshore applications. Features durable construction, optional sealing and actuation, and comes with an extended warranty. Manufactured under ISO9001 with global export capability, offering reliability and customization for critical fluid control systems.

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

Key Specifications

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Material:

Other, Forged Steel or Stainless Steel (Customizable)

Standard:

API 6D Specification

Application:

Other, Marine

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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, Forged Steel or Stainless Steel (Customizable)

Standard API 6D Specification

Application Other, Marine

Pressure Rating 1500 LB (Class 1500)

Connection Type Flanged (Standard), Optional Threaded

Sealing Type Metal-to-Metal or Soft Seats (Optional)

Operation Manual Gearbox or Actuator (Optional)

Size Range 1/2 inch to 24 inch (Available upon request)

Warranty Extended Warranty Period

As a dedicated manufacturer with ISO9001-certified processes, Shanghai Zhibang Valve Manufacture Co., Ltd specializes in engineering robust fluid control solutions for demanding global industries. Our Precision Machined API 6D Marine Ball Valves with a 1500 LB pressure rating are engineered to deliver exceptional reliability and longevity in the toughest marine and offshore environments. We combine advanced machining technology with stringent adherence to API standards to offer valves that ensure secure operation, minimize maintenance downtime, and provide a significant return on investment for your critical piping systems.

These valves are designed to meet the rigorous performance criteria of API Specification 6D, which governs pipeline valves. The 1500 LB (Class 1500) pressure rating signifies their capability to handle high-pressure services common in offshore platforms, FPSOs, shipboard systems, and high-pressure petrochemical transfer lines. Every component undergoes precision machining to achieve tight tolerances, ensuring perfect sealing, smooth operation, and resistance to deformation under extreme loads.

Key Features & Technical Advantages:

API 6D Compliance: Manufactured in full compliance with API Specification 6D for pipeline valves, ensuring design, material, and testing meet recognized industry standards for safety and performance.
High-Pressure Design: The 1500 LB pressure class design incorporates reinforced body structures, robust stem connections, and high-strength sealing mechanisms to withstand sustained high-pressure operation without failure.
Precision Machined Components: Critical parts like the ball, stem, and seats are precision machined from high-grade materials. This results in superior surface finish, accurate geometry, and enhanced sealing performance, reducing leakage risks.
Extended Service Life: The use of durable materials, anti-corrosion treatments, and optimized design reduces wear and erosion, significantly extending the valve's operational life compared to standard offerings.
Versatile Sealing Options: Customers can choose between metal-to-metal seals for high-temperature/pressure abrasive services or optional soft seats (like PTFE) for applications requiring bubble-tight shutoff.
Operational Flexibility: Available with standard manual gear operation for direct control or can be configured with various pneumatic, hydraulic, or electric actuators for remote or automated system integration.
Global Sourcing Support: With annual exports reaching US$1.5 Million and serving markets across North America, South America, Europe, Asia, Africa, and Oceania, we understand diverse regional requirements and support logistics from major ports like Shanghai, Guangzhou, Hongkong, and Beijing.

Technical Specifications Overview:

Parameter	Details / Range
Design Standard	API Specification 6D
Pressure Rating	1500 LB (Class 1500)
Size Range (Nominal)	From 1/2" to 24" (Custom sizes available)
Connection Standard	Flanged (ASME B16.5, etc.), Threaded optional
Primary Body Material	Forged Steel (A216 WCB), Stainless Steel (A351 CF8M), other alloys optional
Temperature Range	Standard designs suit -20°C to +200°C; High-temp designs available
Seal Type Options	Standard Metal Seat, Optional PTFE/Enhanced Polymer Seat
Operation Type	Manual (with gearbox), Actuated (Pneumatic/Hydraulic/Electric)
Fire Safe Design	Optional, per API 6FA or similar standards
Surface Treatment	Paint, Coatings, or Special Corrosion Protection optional

Benefits for Your Operations:

Enhanced System Safety: Compliance with API 6D and robust high-pressure design reduces the risk of leaks or failures in critical systems, protecting personnel and assets.
Reduced Maintenance Costs: Precision machining and quality materials lead to lower wear rates, fewer replacements, and less frequent maintenance interventions.
Operational Reliability: Consistent performance under variable pressures and conditions ensures process stability and minimizes unplanned shutdowns.
Long-Term Value: The extended warranty underscores our confidence in product durability, offering long-term cost savings and investment protection.
Customization Potential: As a manufacturer, we can tailor materials, sizes, connections, and accessories to fit specific project requirements, avoiding compromises.

Backed by our ISO9001 quality management system and nearly a decade of manufacturing expertise since 2016, Shanghai Zhibang Valve delivers products that have earned trust in over a dozen global markets. Our annual export volume of US$1 Million to US$1.5 Million demonstrates our capacity and reliability as a supplier. The extended warranty on these Precision Machined API 6D Marine Ball Valves is not just a promise—it's a testament to the quality built into every valve. For your next marine, offshore, or high-pressure industrial project, choose a valve engineered for precision, built for pressure, and backed by a manufacturer committed to long-term partnership. Contact us today to discuss your specifications or request a detailed quotation.

Frequently Asked Questions (FAQ):

Q: What does "API 6D" mean for this ball valve?
A: API 6D is a specification published by the American Petroleum Institute for pipeline valves. It defines requirements for design, materials, manufacturing, testing, and marking. Valves compliant with API 6D are recognized for their suitability in oil, gas, and petrochemical pipeline services, including marine applications.
Q: Is the 1500 LB pressure rating suitable for subsea applications?
A: The 1500 LB class indicates high-pressure capability. Whether it is suitable for a specific subsea depth depends on the external pressure and system design. These valves are engineered for high internal pressure services. For subsea use, additional design considerations like external pressure rating and materials would need evaluation; we can provide customized solutions.
Q: What is included in the "Extended Warranty"?
A: Our extended warranty covers defects in materials and workmanship under normal use for a period longer than standard industry warranties. Specific terms (duration, coverage scope) are provided with the commercial agreement. It reflects our confidence in the product's durability.
Q: Can these valves be supplied with actuators for automated systems?
A> Yes. We can configure the valves with various actuator types (pneumatic, hydraulic, electric) and controls to integrate into automated or remotely operated systems. Specifications and mounting kits are available upon request.
Q: Are fire-safe versions available?
A> Fire-safe design is an optional feature. We can provide valves with fire-safe testing per standards like API 6FA, where the seal maintains functionality even under fire exposure conditions.
Q: What materials are typically used for the ball and seats?
A> The ball is often machined from the same body material (e.g., forged steel or stainless steel) or a hardened alloy. Seats can be metal (stellite, hardened steel) for abrasive service or optional soft materials like PTFE for tight sealing. Material selection is customizable based on service conditions.
Q: How do you ensure quality control?
A> Our manufacturing process is certified under ISO9001. Quality control includes material certification, dimensional checks, precision machining monitoring, pressure testing (shell & seat), and final inspection. Test reports can be provided.
Q: What is the typical delivery time for standard sizes?
A> Delivery time depends on size, material, and order quantity. For common sizes in standard materials, we maintain inventory or production schedules to offer competitive lead times. Please inquire with your specific requirements for an accurate timeline.