China Class 300 Trunnion-mounted Forged Steel Ball Valve - Trusted Suppliers and Factory for Reliable Pipeline Isolation
Enhanced Safety & Leak Prevention
Double Block and Bleed (DBB), Anti-Blowout Stem, and Fire-Safe Design (API 607 / ISO 10497) provide maximum safety, ensuring leak-free performance in critical process lines. The valve's anti-static device further enhances operational safety in high-risk environments.
Reliable Sealing Performance
The spring-loaded seat design and Double Piston Effect seat options offer superior sealing performance, providing leak-free operation even under varying pressure conditions, ensuring reliability in dynamic industrial processes.
Durable & Corrosion-Resistant
Crafted from high-quality forged steel and corrosion-resistant materials, this valve is built to withstand harsh conditions, including exposure to chemicals, water treatment processes, and mild corrosive environments. It offers long-term durability and protection from wear and tear.
Flexible & Easy Integration
The valve supports manual, worm gear, electric, and pneumatic actuation. With ISO 5211 direct mounting options, it is designed for easy automation integration, reducing downtime and simplifying maintenance for long-term operational efficiency.
Versatile Bore Options
Available in Full Bore and Reduced Bore configurations to match the system's flow and pressure requirements. This versatility allows you to tailor the valve to your specific application needs, ensuring optimal performance.
Customizable Options
The valve is available in a range of sizes and materials, including A694F52, A694F60, A694F65, A182F6A, A182F316, A182F347, and Inconel 625, allowing for customization based on specific industrial needs and environmental conditions.
Proven Reliability in Industrial Applications
Ideal for a variety of industries, including Oil & Gas, Chemical & Petrochemical, Power Generation, Water Treatment, and other high-pressure and general industrial applications. It is built to meet the rigorous demands of these industries, providing a reliable solution for critical pipeline systems.
Double Block and Bleed (DBB) refers to a valve configuration that provides two seating surfaces that seal in the same direction, with a bleed port between them. This design ensures that any leakage past the upstream seat is safely vented, making it critical for high-risk process lines where leak prevention is essential.
Yes. The valve is designed in accordance with API 607 and ISO 10497 fire-safe standards. This ensures that even in the event of a fire, the valve maintains its integrity and prevents hazardous leakage, making it suitable for use in oil & gas and petrochemical environments.
The valve supports multiple actuation methods including manual handwheel, worm gear, electric actuator, and pneumatic actuator. It also features ISO 5211 direct mounting pads, making it straightforward to integrate with automated control systems and reduce installation complexity.
The valve is available in a wide range of materials to suit different industrial environments, including A694F52, A694F60, A694F65, A182F6A, A182F316, A182F347, and Inconel 625. These options allow customers to select the most appropriate material based on their specific process conditions and corrosion requirements.
A Full Bore valve has an internal diameter equal to the pipeline, allowing unrestricted flow and minimal pressure drop — ideal for applications requiring pigging or maximum flow capacity. A Reduced Bore valve has a smaller internal diameter, which results in a slight pressure drop but is more compact and cost-effective for general flow control applications.
This valve is engineered for a broad range of demanding industries including Oil & Gas, Chemical & Petrochemical, Power Generation, Water Treatment, and general high-pressure industrial applications. Its robust construction and compliance with international standards make it a reliable choice for critical pipeline systems across these sectors.

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