Designed for highly abrasive applications, the Type A Double Wall Sleeve Valve outlasts even stellated V-Ball valves and metal seated valves on abrasive slurries.

• 型双层套管夹管阀专用于具有很高磨损性的流体介质应用场合，当应用在研磨泥浆上时，其使用寿命甚至比星状V形球阀和金属阀座阀门更长更耐用。