Lined valves featuring a ball mechanism are both reduced bore and full bore, With a floating ball design for reduced bores and an integral ball and stem design for full bore ball valves. As a result of the great attention paid to external emissions fugitive emission, The chevron packings sintered gaskets are subjected to the helium seal test if the same is required, With iso 15848, 1 o 2 certification. The inner lining is anchored with a dovetail groove and makes the valve Appropriate for all pressure and vacuum applications. All metal components constructed using investment casting, Ensuring an intact and homogeneous coating and a uniform overall coating thickness. Audco italiana uses virgin raw substances such as pfa from dupont or dyneon and specific grades are used featuring high purity, Allowing the application of its valves also in the pharmaceutical and food industries.