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High Quality for Cast Iron Flange Type Low Pressure Metal Seated Lift Silent Check Valve

short description:

The silent check valve can automatically prevent the backflow of the medium and ensure the safety of the system. It is manufactured strictly in accordance with the rigorous EU standards or the standards required by customers. The interior of the valve body adopts a streamlined design to reduce fluid resistance and noise. The valve disc is usually specially designed and cooperates with devices such as springs to achieve a fast and silent closing, effectively reducing the water hammer phenomenon. This valve has excellent sealing performance, and its material is corrosion-resistant. It is widely used in water supply and drainage, heating, ventilation and other systems in the EU region.

Basic Parameters:

Size DN50-DN300
Pressure Rating PN10,PN16
Test Standard EN12266-1
Structure Length EN558-1
Flange Standard EN1092.2
Applicable Medium Water
Temperature 0~80℃

If there are other requirement can directly contact with us, we will do the engineering follow your required standard.


Product Detail

Product Tags

We’ve been commitment to offer the competitive rate ,outstanding merchandise good quality, too as fast delivery for High Quality for Cast Iron Flange Type Low Pressure Metal Seated Lift Silent Check Valve, When you’ve got any remarks about our firm or merchandise, please come to feel no cost to call us, your coming mail will likely be really appreciated.
We’ve been commitment to offer the competitive rate ,outstanding merchandise good quality, too as fast delivery for , We offer the great variety of products and solutions in this area. Besides, customized orders are also available. What’s more, you will enjoy our excellent services. In one word, your satisfaction is guaranteed. Welcome to visit our company! For more information, you should come to our website.If any further inquiries, please feel free to contact us.

Main Components Materials

Item Name Material
1 Valve body Ductile iron QT450-10
2 Valve seat Bronze/Stainless steel
3 Valve plate Ductile cast iron+EPDM
4 Stem Bearing Stainless steel 304
5 Axle Sleeve Bronze or brass
6 Holder Ductile iron QT450-10

Detailed Size of Main Parts

Nominal Diameter Nominal pressure Size(mm)
DN PN OD L A
50 10/16 165 100 98
65 10/16 185 120 124
80 10/16 200 140 146
100 10/16 220 170 180
125 10/16 250 200 220
150 10/16 285 230 256
200 10/16 340 288 330

消音止回阀剖面图

Product Features and Advantages

Noise reduction function: Through special designs such as streamlined channels and buffer devices, it can effectively reduce the water flow impact noise generated when the valve opens and closes, and minimize the noise pollution during system operation.

Check performance: It can automatically detect the direction of water flow. When backflow occurs, the valve closes quickly to prevent the medium from flowing backward, protecting the equipment and components in the pipeline system from damage caused by backflow impact.

Good sealing property: High-quality sealing materials and advanced sealing structures are adopted to ensure that the valve can achieve reliable sealing under different working pressures and temperatures, avoiding medium leakage and ensuring the normal operation of the system.

Low resistance characteristics: The internal flow channel of the valve is reasonably designed to minimize the obstruction to the water flow, allowing the water to pass through smoothly, reducing the head loss, and improving the operating efficiency of the system.

Durability: It is usually made of corrosion-resistant and wear-resistant materials, such as stainless steel, bronze, etc. It can withstand long-term water flow scouring and various working conditions, has a long service life, and reduces the frequency of maintenance and replacement.

We’ve been commitment to offer the competitive rate ,outstanding merchandise good quality, too as fast delivery for High Quality for Cast Iron Flange Type Low Pressure Metal Seated Lift Silent Check Valve, When you’ve got any remarks about our firm or merchandise, please come to feel no cost to call us, your coming mail will likely be really appreciated.
High Quality for One Way Check Valve and Non Return Valve, We offer the great variety of products and solutions in this area. Besides, customized orders are also available. What’s more, you will enjoy our excellent services. In one word, your satisfaction is guaranteed. Welcome to visit our company! For more information, you should come to our website.If any further inquiries, please feel free to contact us.


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