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Hydraulic control valve flange anti-backflow water hammer valve. Cast steel low-resistance slow-closing check valve.

Product Code : VF--ZHCC-ZH78-CU

Product features: Flange connection

Model: HH44H-100C

Material: Cast steel

Connection type: Flange

Nominal diameter: DN40 - DN800mm

Applicable temperature (℃) ≤ 80

Applicable medium: Water

Form: Butterfly type

Pressure environment: Normal pressure

Flow direction: Bidirectional

Drive method: Manual

Working temperature: Normal temperature

Type (channel position): Two-way type

HH44X, HH44T, HH44H types of micro-resistance slow-closing check valves are used for water supply and drainage pipelines. They are installed at the pump outlet to prevent reverse flow of the medium and eliminate destructive water hammer, and can effectively reduce the water hammer pressure when the valve is closed, ensuring the safe operation of the pipeline network.


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Hydraulic control valve flange anti-backflow water hammer valve. Cast steel low-resistance slow-closing check valve. VF--ZHCC-ZH78-CU Customized Customized

The micro-resistance self-closing check valve features a lightweight valve disc, large opening, energy saving, low fluid resistance, novel water hammer elimination mechanism design, stable and reliable sealing performance, wear resistance, long service life, smooth operation, no vibration, and no noise.


The HH44X, HH44T and HH44H types of micro-resistance self-closing check valves are used for water supply and drainage pipelines. They are installed at the outlet of the water pump to prevent the reverse flow of the medium and eliminate the destructive water hammer, and can effectively reduce the water hammer pressure during valve closure. This ensures the safe operation of the pipeline network.

The HH44X, HH44T and HH44H types of micro-resistance self-closing check valves are used for water supply and drainage pipelines.The HH44X, HH44T and HH44H types of micro-resistance self-closing check valves are used for water supply and drainage pipelines. They are installed at the pump outlet to prevent the reverse flow of the medium and eliminate the destructive water hammer, and can effectively reduce the water hammer pressure during valve closure. They are installed at the outlet of the water pump to prevent the reverse flow of the medium and eliminate the destructive water hammer, and can effectively reduce the water hammer pressure during valve closure. This ensures the safe operation of the pipeline network. This ensures the safe operation of the pipeline network.

Packing of Standard Packing: 


Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition


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