LocationTianjin, China (Mainland)
EmailEmail: sales@likevalves.com
PhonePhone: +86 13920186592

Wholesale Dealers of China DN40~DN700 Pn10 Pn16 Ductile Cast Iron Double Disc Dual Non Return Wafer Type Flap Check Valve

Short Description:

The micro-resistance retarded closed disc check valve can be used in the water supply and drainage pipeline of clear water, sewage, seawater and other media. It can not only prevent the backflow of media, but also effectively limit the destructive water hammer and ensure the safe use of pipelines.


Product Detail

OEM/ODM Service

Product Tags

The very abundant projects administration experiences and 1 to just one provider model make the higher importance of company communication and our easy understanding of your expectations for Wholesale Dealers of China DN40~DN700 Pn10 Pn16 Ductile Cast Iron Double Disc Dual Non Return Wafer Type Flap Check Valve, In case you are interested in almost any of our objects, make sure you never wait to call us and go ahead and take initial step to construct up a successful business romance.
The very abundant projects administration experiences and 1 to just one provider model make the higher importance of company communication and our easy understanding of your expectations for China Wafer Check Valve, Dual Check Valve, For many years, now we have adhered to the principle of customer oriented, quality based, excellence pursuing, mutual benefit sharing. We hope, with great sincerity and good will, to have the honor to help with your further market.
Product characteristics

1. New structure, small size, light weight, the first in the country.

2. Reliable sealing, stable opening and closing, wear-resistant and long service life.

3. Hydraulic pressure is slow-closing, not affected by medium, and has a wide range of applications.

4. Check valves with small flow resistance and better energy-saving effect than lifting type and rotary revelation.

 

Performance specification

Nominal Pressure(MPa) 1.0 1.6 2.5
Strength and Pressure Test(MPa) 1.5 2.4 3.75
Seal pressure(MPs) 1.1 1.76 2.75
Applicable temperature ≤80
Applicable medium Clear water, sewage, sea water
Slow closing time ≤60S

 

Major Component Materials

Part name valve body Disc Stem, cylinder, piston Spring valve seat
Material Science Cast iron and steel carbon steel Stainless steel Stainless steel Ding Qing rubber

 

Design drawings

微阻缓闭碟式止回阀

Main Dimensions Table

DN(mm) L H H1
40 140 200 88
50 150 215 98
65 170 225 108
80 180 235 118
100 190 280 130
125 200 290 148
150 210 310 172
200 230 350 210
250 250 415 240
300 270 450 264
350 290 480 297
400 310 550 324
450 330 585 351
500 350 640 379
600 390 720 434
700 430 780 491
800 470 840 549
900 510 990 600
1000 550 1050 655
1200 630 1210 770

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