This valve by valve seat, valve cover, stem, a heavy hammer, limiter and other parts, the valve stem as a lever mechanism, with the ups and downs of opening and closing, the valve stem depend on the weight of gravity make seal face seal. Due to the increased limit adjustment device, cone valve cover high repeat positioning accuracy, reliable sealing. FS65W - 1 type seal face material for ontology. FS65HL - 1 type seal face special wear-resistant surfacing materials. The valve cover for the cone type.

This kind of valve for the blast furnace and hot-blast stove system, for design. Users have special requirements, can be designed and manufactured according to the requirements.