| Media: | Oil, Gas, Water, Seawater |
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| Temperature: | Ordinary Temperature |
| Material: | Cast Iron |
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Triple duty control check valve is generally used for pump control in open water supply systems and closed circulation systems.
It is often installed behind the water pump outlet or rubber expansion joint to achieve flow regulation, check, cut off, and change the installation direction.
| NO. | Name | Material | |
| Chinese Standard | ASTM Standard | ||
| 1 | Body | QT450-10 | A536 65-45-12 |
| 2 | Disc | HT250+EPDM | ASTM 126-ClassB+EPDM |
| 3 | Spring | 0CrNi18 | ASTM A276 304 |
| 4 | Upper Body | QT450-10 | A536 65-45-12 |
| 5 | Hand Weel | Carbon Steel | ASTM A570 |
| NPS | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 |
| DN | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
| L1 | 187 | 208 | 244 | 305 | 359 | 481 | 516 | 611 |
| L2 | 117 | 98 | 111 | 140 | 168 | 233 | 248 | 356 |
| H(Open) | 328 | 346 | 353 | 460 | 508 | 697 | 799 | 981 |
| Kv | 48.29 | 82.56 | 117.5 | 211.49 | 383.37 | 464.87 | 793.17 | 1139.48 |
| Cv | 56.4 | 96.4 | 137.1 | 246.8 | 447.4 | 542.5 | 925.6 | 1329.8 |
1.This valve should be installed at the outlet side of the pump. It can be installed vertical or horizontal.
When install it at vertical position, the medium should flow from down to up.
2. Can connect with 90° flanges or 180° flanges.
3. This valve has Non-return, regulating, close flow function.
4. All sizes have special lifting hole, can be installed conveniently.
Shanghai Flow Valve &Fitting Co, Ltd. was founded in 1998, mainly in foreign trade export business, has invested in two professional manufacturing factories in Shanghai Jiading Waigang Industrial Zoneand Tianjin Wuqing Jingbin Industrial Park.
These two subordinate factories are responsible for the professional production of ANSl, DINBS, GB and other standards of ball valve, butterfly valve, gate valve, stop valve, balance valve, filter, plug valve, control valve and other series of products.
Nearly 80% of the company's products are exported to Europe,America, the Middle East, Southeast Asia and other parts of the world and we also conduct technical cooperation and OEM production with many European and American companies.
Shanghai Flow Valve & Fitting Co., Ltd. began to actively participate in major domestic engineering projects in 2003.
lt has established five sales centers in Shanghai, Beijing, Guangzhou, Xi'an and Chongqing, and its business covers northeast China, North China, northwest China,Southwest China, Central China, South China and other regions.
The sales network and after-sales network basically cover most regions of mainland China.
Q1: Can I have a sample order for valve?
A1:Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
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