Positive Material Identification (PMI) is material identification tool for finding the composition of the material. It is an important tool which helps to identify correct or incorrect materials suitable or unsuitable for the intended application respectively. Design and stress calculations are highly dependent upon the type of material used.

PMI finds its application in construction, manufacturing and inservice plants which includes inspection of welds, welding materials, welding electrode billets, shafts, rolled plates, casting, forgings and much more