Hydraulic Slow Closing Butterfly Valve With Double Counter Weight

Hydraulic Slow Closing Butterfly Valve With Double Counter Weight

Hydraulic Slow Closing Butterfly Valve With Counter Weight

The YFL Hydraulic Slow Closing Butterfly Valve With Double Counter Weight is installed at hydro turbine inlet or pump outlet to replace check valve and gate valve.

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Features
Specification

Features:

1. Slow closing with double counter weight

2. Protect turbine/pump from water hammer

3. Open/Close slowly or quickly

Ranges:

Size: DN150-DN5000

Pressure: PN6/PN10/PN16/PN25/PN40

When the valve size is under DN1000:

Adjustable open time:10-60S

Adjustable quick close time: 1.5-15S

Adjustable slow close time: 2.5-60S

Adjustable quick close angle: 75°±10°

Adjustable slow close angle: 15°±10°

When the valve size is above DN1000:

Adjustable open time:20-120S

Adjustable quick close time: 2.5-30S

Adjustable slow close time: 6-90S

Adjustable quick close angle: 75°±10°

Adjustable slow close angle: 15°±10°

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DN3600 Accumulator Type Hydraulic Slow Closing Butterfly Valve
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Hydraulic Butterfly Valve With Flange Adaptor

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