ISO 9916:1991, Aluminium alloy and magnesium alloy castings - Liquid penetrant inspection

Specifies a method for liquid penetrant inspection of discontinuities rising to the surface of aluminium alloy and magnesium alloy products and castings. Also defines severity levels as a function of the nature and number of discontinuities present. Annex A gives some indication types. This title may contain less than 24 pages of technical content.