Recently, the Organisation for Economic Co-operation and Development (OECD) released its latest mid-term economic outlook report. The report expects global GDP growth to be 5.8% in 2021, compared w...
TWS Valve mainly produce rubber seated butterfly valve, such as wafer butterfly valve, lug butterfly valve, flange butterfly valve. Besides, gate valves, check valves and ball valves are also their...
1. Clean the sealing surface of the butterfly valve and the dirt in the pipeline.
2. The inner port of the flange on the pipeline must be aligned and press the rubber sealing ring of the butterfly ...
Both the handle lever butterfly valve and the worm gear butterfly valve are valves that need to be operated manually, commonly known as manual butterfly valves, but they are still different in use....
The process of operating the valve is also the process of inspecting and handling the valve. However, the following matters should be paid attention to when operating the valve.
①High temperature v...
1. Structural analysis
(1) This butterfly valve has a circular cake-shaped structure, the inner cavity is connected and supported by 8 reinforcing ribs, the top Φ620 hole communicates with the inne...
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