Tilting disc check valves have to close rapidly since the disc has a shorter distance to travel and therefore arrives at the seat faster...minimizing a slam.

• 翻转式阀瓣止回阀能够迅速关闭，这是由于阀瓣的运行距离很短，因此能够迅速到达阀座位置，从而最大限度减小撞击现象。