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  Manual plum blossom flap valve

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  Manual flapper valve

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  Electro-hydraulic plug valve

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  Round plug valve

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  Manual spiral gate

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  Manual sprocket screw gate

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  Manual square plug valve

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  Electric square flapper valve

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  Spiral square gate (anti-theft type)

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  Cast Steel Knife Gate Valve PZV73H

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  Knife gate valve polyurethane wear-resistant sealing ring

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  Knife gate valve polyurethane sealing material