Watfer Butterfly Valve ma Gearbobx
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Watfer Butterfly Valve ma Gearbobx
Faitau atiliWatfer Butterfly Valve ma Worm Geaar pusa. O le anufe e faia i le ductile iron qt500-7 ma le anufe shaft, tuʻufaʻatasia ma le maualuga-saʻo gaioiga, ei ai uiga o le afaina ma maualuga o le ofuina.
