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Introduction of U-shaped flange butterfly valve
What is U-shaped flange connection butterfly valve? The U shaped butterfly valve is simple in structure, small in size and light in weight, and consists of only a few parts. Moreover, it can be opened and closed quickly by rotating 90°, and the operation is simple. At the same time, the valve has good fluid […]
Uses and characteristics of manual butterfly valve (4)
Installation and maintenance of manual butterfly valve: During installation, the disc should stop in the closed position. The opening position should be determined according to the rotation angle of the butterfly plate. For the butterfly valve with bypass valve, the bypass valve should be opened before opening, and the installation should be carried out according […]
Uses and characteristics of manual butterfly valve (3)
Features of manual butterfly valve: The butterfly valve opening and closing part is a disc-shaped butterfly plate, which rotates around its own axis in the valve body to achieve opening and closing or adjustment of the valve is called a butterfly valve. The butterfly valve is usually less than 900 from fully open to fully […]
Butterfly valve and its Development history – (2)
China’s valve industry chain is numerous, but it is not a valve power. Generally speaking, my country has entered the ranks of the world’s valve power, but from the perspective of product quality, my country still has a long gap from the valve power. The low production concentration of the industry, the low R&D capacity […]
Butterfly valve and its Development history – (1)
Butterfly valve, also known as flap valve, is a kind of simple structure regulating valve, which can be used for the on-off control of low-pressure pipeline medium; is a kind of valve that the closing part (flap or disc) is a round plate, which rotates around the valve axis to achieve opening and closing. The valve can […]
Installation requirements for manual butterfly valves
1. Before installing the manual butterfly valve, do not throw it away at random. It needs to be placed in a cool, dry and ventilated environment, and it must be covered well to prevent the valve from being contaminated with dust and other debris, which affects the later use. 2. Before installing on the pipeline, […]
Structural characteristics of butterfly valve
The butterfly plate of the butterfly valve is installed in the diameter direction of the pipeline. In the cylindrical passage of the valve body of the butterfly valve, the disc-shaped butterfly plate rotates around the axis, and the rotation angle is between 0° and 90°. When it is rotated to 90°, the valve is fully […]