It can be used for all metals. One can easily deal with production level testing. The equipment is best suited for on-site testing of all size already installed parts. The device is best suited for material selection and acceptance tests. Also it is easy to use and accurate on curved test surfaces (R>10 mm). This device is primarily used in metal production & processing automotive, Power Plants, transportation machinery, Petro-Chemical Refineries, Aerospace & shipyard Metal Constructions Testing Services & laboratories.