How to deal with the valve leakage or leakage

Leakage is better to deal with, for the flange leak, the flange bolts and then tighten, if not enough, we must open to see if the flange gasket is damaged, the filler leak, it is necessary packing gland , If the filler is too loose, we must add filler, if the body is directly on the drain, low pressure, then you can weld, if it is high pressure to give up it directly, safety first, for internal leakage, the situation is not OK, First, it may not be shut down, and then closed again, and second, the valve seat seal damage, this will be re-grinding, for the spool damage, depends on the erosion damage or damage by medium impact, but both Re-weld the sealing surface. Internal leakage is generally the valve seat or spool sealing surface damage, this can grind the valve seat or spool sealing surface, but there is an ad hoc situation if the electric or pneumatic may be the valve stroke is not set. Leakage depends on what leakage, if the valve leakage on the body can only change the valve. Internal leakage should be the sealing surface problems, the sealing surface treatment to see the results Keywords for the search: more valve Technical Articles Products Selling Leads

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