Trunnion Mounted Ball Valves: Precision Flow Control for Demanding Applications

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Trunnion Mounted Ball Valves: Precision Flow Control for Demanding Applications

Trunnion-mounted ball valves play a critical role in industrial flow control systems, particularly in sectors where safety, reliability, and performance under high pressure are non-negotiable. Unlike floating ball valves, trunnion ball valves feature a fixed ball supported by trunnions, allowing them to operate efficiently with reduced torque, superior sealing, and enhanced pressure containment. These design features make them a preferred choice for the oil and gas, petrochemical, power generation, and heavy industrial sectors.

At BallValve.co.uk, we stock a wide range of JC Valves Trunnion Ball Valves, which are globally recognised for their robust construction, full compliance with international standards (API 6D, ISO 17292, ASME), and long-lasting performance. Below, we explore some of the standout JC Valve trunnion models we offer, each built to deliver in the most demanding environments.


JC Valves 6015 / 6030 / 6060 – Full Bore Trunnion Ball Valves

The JC Valves 6015, 6030, and 6060 series offer a full bore design for uninterrupted flow, making them ideal for applications where maximum efficiency is crucial. These valves are designed with a trunnion-mounted ball, which significantly reduces operating torque and ensures tight shut-off under varying pressure conditions.

Manufactured in line with API 6D and ISO 17292 standards, they’re built to endure high-stress applications in oil and gas, petrochemical, and power generation environments. Their full bore construction minimises pressure loss, ensuring optimal fluid dynamics and energy savings across pipeline systems.


JC Valves 6090 / 6050 / 6042 – Full Bore Trunnion Ball Valves

Engineered for high-integrity flow control, the 6090, 6050, and 6042 series provide exceptional sealing capabilities and reliable pressure containment. These models are also full bore, which maximises throughput and reduces the risk of flow restrictions or pressure drops.

Complying with API 6D, ISO 17292, and ASME standards, these trunnion ball valves offer a dependable solution for critical applications. Their construction supports long-term durability, and the precision engineering reduces maintenance intervals—ideal for upstream, midstream, and downstream energy operations.


JC Valves 7015 / 7030 / 7060 – Full Bore Trunnion Ball Valves

When it comes to high-pressure and high-temperature applications, the JC Valves 7015, 7030, and 7060 models are purpose-built to deliver unmatched performance. These trunnion-mounted full bore valves enable low-torque operation, enhanced safety, and highly efficient sealing, even under extreme process conditions.

They are fully certified to API 6D, ISO 17292, and ASME specifications, which guarantees consistent performance in harsh conditions. Their full bore design ensures maximum flow, reducing energy loss and turbulence in high-demand industrial systems.


JC Valves 7090 / 7050 / 7042 – Reduced Bore Trunnion Ball Valves

For applications where a full bore valve isn’t essential, the 7090, 7050, and 7042 series offer a cost-effective reduced bore solution without compromising performance. These valves still retain the robust benefits of trunnion mounting—such as low torque, tight sealing, and superior pressure control—but are lighter and often more economical.

Engineered to the same high standards as JC’s full bore range (API 6D, ISO 17292, ASME), these reduced bore valves are widely used in process lines where exact flow rates and pressure control are still essential but where space or budget constraints exist.


JC Valves 2515 / 2530 / 2560 – Full Bore Trunnion Ball Valves

For heavy-duty industrial applications, the 2515, 2530, and 2560 models are built with long-term resilience in mind. These full bore trunnion valves allow for high flow capacity with virtually no pressure drop, helping reduce operational costs and improve system efficiency.

Compliant with API 6D, ISO 17292, and ASME, they are particularly suitable for pipelines and installations handling aggressive or high-pressure media. Their reinforced structure and top-tier sealing systems make them a trusted solution for critical service environments across various industries.


Why Choose JC Trunnion Ball Valves from BallValve.co.uk?

Whether your application demands maximum flow efficiency, tight shut-off, or long-term durability, JC Valves trunnion-mounted ball valves deliver consistent, industry-leading performance. At BallValve.co.uk, we supply a comprehensive range of JC models and can assist with selection, customisation, and technical support to match your operational requirements.

Need help choosing the right trunnion valve?
Visit our dedicated JC Valves page here or contact our team of experts for tailored advice.