Thread Swing Check Valve refers to a valve that automatically opens and closes the valve clack depending on the flow of the medium itself to prevent the medium from flowing back.The structure is swing type, except for the gasket and sealing ring used in the middle flange, there is no leakage point as a whole, which reduces the possibility of leakage of the valve. It has been used in many fields such as water supply, chemical industry, metallurgy, pharmacy and so on.
【Suitable medium】Water, steam, oil, etc
【Application】Municipal construction,electricity, water supply and drainage,water treatment,oil
1. The main material meets the requirements of national regulations
2. All valve accessories are processed by CNC machine tools to ensure product accuracy;
3. After pressure test, the valve will be cleaned again, the anti-rust oil is sprayed.It is easier for long term storage. The cleanliness of the inner cavity meets the requirements of JB/T7748.
4. Each valve must be tested pressure as per national standards when leaving the factory, unqualified products will not be delivered.
5. Each valve adopts special thread blocking protection to prevent thread damage during transportation;
6. G thread, NPT thread, BSP and other customized threads can be provided according to customer needs.