Specifications

1.Brand:Schwing,Putz,Sermac, IHI, Sany, Zoomlion
2.Specification:DN180,DN200,DN230, DN250
3.Service life:25,000~30,000m3

1. The structure is simple, the manufacture and the service are quite convenient.
2. The power stroke is small, opens shuts time is short. 3.
3. The leak-proof quality is good, between the packing surface the frictional force is small, long life