These industrial control components utilize a pneumatically actuated piston to operate a poppet valve, allowing for precise regulation of fluid flow. The angled design of the valve body minimizes pressure drop and promotes higher flow rates compared to straight-through valves. They are commonly found in applications involving steam, hot water, and aggressive fluids where reliable and rapid on/off control is essential.
The significance of these devices stems from their ability to provide efficient and dependable fluid control in demanding environments. Their robust construction and ability to withstand high temperatures and pressures contribute to reduced downtime and improved process efficiency. Historically, they have played a critical role in automating and optimizing various industrial processes, offering a superior alternative to manually operated valves in many scenarios.