Which valve is best suited for throttling or regulating flow?

The globe valve is best suited for throttling or regulating flow due to its design, which allows for greater control over the flow of the fluid. Unlike gate valves, which are primarily used for fully open or fully closed operations, globe valves have a movable disk that is positioned against a stationary seat. This configuration enables precise adjustments to the flow rate, making it an ideal choice for applications where variable flow control is necessary.

The design of the globe valve also allows it to maintain a more consistent flow regardless of changes in system pressure, providing effective regulation. Its internal structure minimizes turbulence and pressure drop when partially opened, enhancing its performance in throttling scenarios.

In contrast, other types of valves like ball valves and butterfly valves are generally more suited for on/off applications rather than precise flow regulation. While they can be used for throttling to some extent, they do not provide the same level of control as a globe valve. Thus, for applications requiring fine-tuning of flow, the globe valve is the preferred option.