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Stainless Steel/ Ductile Iron/Cast Iron on Seat/ off Seat Type Sluice Slide Gate Valve Penstock

Stainless Steel/ Ductile Iron/Cast Iron on Seat/ off Seat Type Sluice Slide Gate Valve Penstock
Cast iron/carbon steel/stainless steel sluice slide gate valve on seating off seating head penstock A penstock is a...

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