BS EN ISO 9934-1:2015 specifies general principles for the magnetic particle testing of ferromagnetic materials. Magnetic particle testing is primarily applicable to the detection of surface-breaking discontinuities, particularly cracks. It can also detect discontinuities just below the surface but its sensitivity diminishes rapidly with depth.

This part of ISO 9934 specifies the surface preparation of the part to be tested, magnetization techniques, requirements and application of the detection media, and the recording and interpretation of results. Acceptance criteria are not defined. Additional requirements for the magnetic particle testing of particular items are defined in product standards (see the relevant ISO or EN standards).

This part of ISO 9934 does not apply to the residual magnetization method.


Cross References:
ISO 3059
ISO 9712
ISO 9934-2
ISO 9934-3
ISO 12707
EN 1330-1
EN 1330-2
EN 1330-7


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