| Media: | Water |
|---|---|
| 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 | HT250 QT450-10 |
ASTM 126-ClassB A536 65-45-12 |
| 2 | Disc | QT450-10 EPDM |
A536 65-45-12 EPDM |
| 3 | Shaft | 1Cr13 | ASTM 410 |
| 4 | Cover | HT250 QT450-10 |
ASTM 126-ClassB A536 65-45-12 |
| 5 | O-Ring | EPDM | EPDM |
| 6 | Hand Weel | Carbon Steel | ASTM A570 |
| NPS | 2 | 2 1/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 |
| DN | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
| L | 213 | 250 | 254 | 368 | 407 | 457 | 546 | 648 | 762 |
| H(Open) | 251 | 265 | 282 | 320 | 363 | 380 | 579 | 663 | 771 |
| Kv | 59.5 | 81.9 | 102.4 | 1690 | 341.9 | 409.4 | 797 | 1150 | 1774 |
| Cv | 69.4 | 95.6 | 119.5 | 197.2 | 399.0 | 477.8 | 930.1 | 1342.1 | 2070.3 |
1,The control check valve assembled at the outlet of the pump, can replace the check valve,regulating valve and close off valve at the pump outlet side.
2,This product has the function of prevent the medium back-flow and water hammer.
3,There is position indicator at the valve stem, can indicate the valve disc position exactly.
4,Thread fit components are made of different material, this could avoid the parts lock each other. Don't need special tools to maintenance this product at site.
5,This product can be assemble vertical or horizontal, please note the medium flow direction arrow on the valve body, do not assemble it in a wrong direction.
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 Zone and 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, 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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