Butterfly valve opening and closing parts is a disc shaped disc,Website:http://www.lkactuator.com, in the body around its own axis of rotation, so as ...
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The cut-off valve stem and valve seat axis vertical sealing,Website:http://www.lkactuator.com, valve stem to open or close the relatively short trip, ...
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Usually used for on-off service,Website:http://www.lkactuator.com, can not be used for throttling, used as cut-off media, do not apply to the regular ...
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