This standard specifies a method for liquid penetrant inspection of discontinuities rising to the surface of aluminium alloy and magnesium alloy products and castings. It also defines severity levels as a function of the nature and number of discontinuities present. This standard applies to all aluminium alloy and magnesium alloy castings, whatever their grade and the casting procedure used to produce them.

• Year of Declaration: 1996
• Reference: ISO 9916:1991
• Number of Pages: 13
• Code: GYS 163
• Version:
• ICS Number: 77.040.20