Knife gate valve, also known as knife gate valve or knife slurry valve, was introduced into China in the 1980s. It has a wide range of applications, from coal preparation, gangue discharge, slag discharge in mines and power plants, to sewage treatment in cities, form slurry transportation in cement and paper mills to professional pipelines such as 1
Dark rod knife gate valve is installde by valve stem. There is no lifting action when the valve stem is opened and closed, which saves installation space. Manual knife gate valve can only be fully opened and closed, can not be adjusted and throttled.
Main materials of Z15W bronze buckle gate valve are tin bronze C83600, aluminum bronze C95800 and nickel aluminum bronze C95500, etc. The packing and seat seal are made of polytetrafluoroethylene and fluororubber, and the manufacturing standard of internal thread is G thread, BSP thread and NPT thread.Suitable medium: suitable for fresh water, seaw1
Bronze globe valves are valves with a shutoff valve (disc) moving along the center line of the seat.Depending on this movement of the disc, the variation of the seat orifice is proportional to the disc travel.Due to the relatively short stem opening or closing stroke of this type of valve, and the very reliable cutting function, and the seat port c1
Internal thread gate valve, also known as closure door, is the most widely used one of the valves, belongs to the forced sealing valve, its closure principle is, depending on the pressure of the valve bar, the disc sealing face and seat sealing face tight fit, to prevent the flow of media.It is divided into several categories in different ways.The 1
Internal screw swing check valves refer to opening and closing parts by the flow of media and force to open or close, in order to prevent the media backflow of the valve.