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The difference between butterfly valve and gate valve 1.First distinguish by definition: Gate valve is one of the most common opening and closing valves. It uses the gate (ie, the opening and closing parts, in the gate, the opening and closing parts are called gates or gates, and the gate seat is called the gate seat) to connect (fully open) or Cuts off (fully shuts off) the medium in the line. It is not allowed to be used as a shut-off, and it should be avoided to slightly open the gate during use, because the erosion of the high-speed flowing medium will accelerate the damage of the sealing surface. The gate plate acts as a lifting motion on the side perpendicular to the center line

Best 3 Triple Offset Butterfly Valve Manufacturers  1. Zwick triple offset butterfly valve More than 40 years of experience in developing and manufacturing valves ensures that the TRI-CON series meets the latest state of the art and specifications in the field. As process and control valves and in the marine industry, ZWICK butterfly valves are proven in the most demanding applications. The metal sealing principle of a stainless steel seat and a stainless steel sealing foil makes the TRI-CON butterfly valve a versatile valve.  2. Bray triple offset butterfly valve Tri Lok’s non-friction metal-to-metal seals achieve zero leakage with minimal torque and are fire rated. The elasticity of the sealing ring ensures a uniform perimeter seal with the valve seat for complete closure regardless of