Hydrant Mechnical Connector fire protection is an outdoor underground fire-fighting water supply facility, which is used to supply water to fire trucks or directly connect with hoses and water guns for fire extinguishing.
The butterfly plate of the Square stem soft-seated butterfly valve is installed in the diameter direction of the pipe. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis, and the rotation angle is between 0° and 90°.
Square stem soft-seated butterfly valve refers to a butterfly valve in which both sides of the sealing pair of the butterfly valve are made of metal materials or hard materials, and the other side is made of elastic non-metallic materials.
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