Specifies a test method for determining the acceptance limits of surface discontinuities detected by magnetic particle inspection, when such an inspection procedure has been contractually agreed upon at the request of the purchaser. Applies to all magnetic steel castings, whatever casting process is used.
ISO 4986:1992 history
2020ISO 4986:2020 Steel and iron castings — Magnetic particle testing
2010ISO 4986:2010 Steel castings - Magnetic particle inspection
1992ISO 4986:1992 Steel castings; magnetic particle inspection