сравнение бабочек обратных клапанов и качательных обратных клапанов
In the field of fluid control, butterfly check valves and swing check valves are two common types of check valves. While their primary function is similar, namely, preventing backflow, enabling light-load pump starts, and reducing water hammer, they differ significantly in structure, suitable applications, connection methods, and installation flexibility. This article provides a detailed comparison to help users make informed choices. Structural Differences Both butterfly and swing check valves...