| Media: | Water |
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| Temperature: | Ordinary Temperature |
| Material: | Cast Iron |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier
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 | Lower Body | QT450-10 | A536 65-45-12 |
| 2 | Disc With Rubber | HT250+EPDM | CI+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 | 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 valve is installed in the output end of the pump, can be installed horizontally or vertically, vertical installation to ensure that the medium flows from the bottom up;
2, Can be 90 degree flange connection, can also be 180 degree flange connection;
3, The valve has check, flow regulation, turn off a variety of functions;
4, All specifications of the valve with special lifting holes, easy to install.
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.
Suppliers with verified business licenses
Audited Supplier 
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