Zhejiang Zhengzhou Pump Valve Manufacturing Co., Ltd.

China Manufacturer with main products: Ball Valve, Butterfly Valve

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Multifunctional Noiseless Check Valve

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Uses and characteristic

Multifunctional noiseless check valve is utilized in high building, water outlet of pressurization-water delivery-pump. When pump is open, valve automatically open slowly; when water pump stop, valve realize two stages close(quick close and slow close), that can utterly eliminate water hammer.

1, It is one body multpurpose valve can replace butterfly valve, gate valve in exit of water pump.

2, No shock, no noise and stable, safe and reliable performance.

3, Small bulk, light weight, simple structure.

4, Good seal result, anti-friction, long working life.

Main technology parameter

Type HoW41X-1.0 HoW41X-1.6 HoW41X-2.5
Nominal pressure PN1.0MPa PN1.6MPa PN2.5MPa
Nominal diameter DN50 - 250mm
The highest working prewwsure 1.0MPa 1.6MPa 2.5MPa
Sael text pressure 1.0MPa 1.6MPa 2.5MPa
Body test pressure 1.5MPa 2.4MPa 3.75MPa
Main parts Material Body Cast iron, Cast Steel, Stainless steel
Disc Nature rubber75%(Stainless steel)
Plunger Stainless steel
Micro-adjustable valve Brastil

Main external and connecting dimensions

Nominal diameter DN L H D D1 L1 L2 H1 H2 Z-φd
50 230 336 160 125 115 115 80 256 4-18
65 295 362 180 145 120 120 90 272 4-18
80 310 370 195 160 155 155 97.5 272 8-18
100 350 406 215 180 175 175 107.5 298 8-18
125 400 440 245 210 200 200 122.5 318 8-18
150 480 538 280 240 240 240 140 398 8-23
200 495 607 335 295 250 250 170 437 12-23
250 622 657 405 355 300 300 200 457 12-23

Service Process

Service Guarantee

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    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

Ecvv Trade

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