Conical seating at an angle to flow is self aligning, tight and always closed in a no-flow situation. Even in vertical (flow-up) pipe runs, this valve provides exceptionally tight shutoff.

• 圆锥形阀座与流向具有一定的角度,能够自行调整,在无流体状态下能够始终紧密关闭。甚至在垂直(流向朝上)管道上,这种阀门具有特别紧密地关闭特性。