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O a foliga ma aoga ole Parallel Slide Gate Valve?
O foliga ma faʻamanuiaga o le Parallel Slide Gate Valve e aofia ai: 1. Faʻaleleia Seat Integrity: O le mamanu o le Parallel Slide Gate Valve e faʻalagolago i le mamafa o le faiga o loʻo galue i le pito i lalo ...Faitau atili
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