Plug valve pressure gauge pressure gauge (X14H-4.0) overcomes many disadvantages of existing plug valves three, Shanghai valve company produces pressure gauge three plug valves, valve material selection and steel forging, stainless steel column type selection valve stem valve stem, sealing bushing using special graphite materials, plug valve pressure gauge can be used at in the process of flexible switch, heat up bite will not occur, and reliable sealing performance, convenient maintenance and replacement parts.
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