Roetelmann GmbH”sfully welded ball valve offers absolute safety for toxic or aggressivemedia, e.g. phosgene. Even with an inner leakage, no medium can escape.The torque is transmitted contact-free by the magnetic coupling. Theposition of the ball can be detected from outside with absolute safety.The pressure drop in the flow path is negligible compared tobellow-seal valves. A variety of construction and seal materials areavailable to meet customer requirements. Welded or flanged endconnections, locking devices to meet  OSHA requirements, andactuators are also available.