twin seal plug valve

Twin Seal Plug Valve

Main features: The plug is divided in 3 pieces: 1 piece of plug, 2pieces of segments that connected together by dovetails. During opening process, rotates the stem anticlockwise and pulls the slips away from the body through dovetails and the wedging action between the plug and segments, the clearance between the body and seals allows free movement without friction. Rotates stem further, with the tilt guide mechanism design, the plug will be turned 90°aligning plug port window to valve body bore that valve is fully opened. Because without abrasion between sealing surfaces, so the operating torque is very low and service life is longer. Twin seal plug valves are mainly used in CAA fuel storage plant, harbor refined oil storage plant, manifold plant, etc.

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