
Counterweight Hydraulic Check Butterfly Valve
This separately named catalogue offering combines a butterfly valve with counterweight hydraulic operation.
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Tieling Special Valve

A worm-gear valve drive is separately listed in the company catalogue with an installation-dimension section.
Tieling Special Valve identifies Worm-Gear Valve Drive in its supplier product description. A worm-gear valve drive is separately listed in the company catalogue with an installation-dimension section. Provide the valve interface, required output torque and operating arrangement when enquiring. Request the actual offered gearbox, connection dimensions and operating limits so the drive can be assessed against the selected valve and available access space.
Tieling Special Valve · Tieling, Liaoning
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Source reviewed: 2026-11-11. This directory summary organises the supplier’s published product information.
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This separately named catalogue offering combines a butterfly valve with counterweight hydraulic operation.
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The supplier describes hydraulic actuation for both opening and closing, with adjustable fast and slow closing stages.
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The product description presents a double-flanged expansion joint for long-distance raw-water pipelines, with adjustable rubber sealing.
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