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Attivo 2 anni, 10 mesi fa
What is a Ball Valve and How Does It Work?
A ball valve is a shut-off valve that allows, obstructs, and controls the flow of liquids, gases, and vapors in a piping system by rotating the ball having a bore inside the valve. The ball is mounted against two seats and has a shaft that connects it to the operating and control mechanism that rotates […] Visualizzare
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