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Norm
ISO 4987:1992
Issue date: 1992 05 28
Steel castings — Penetrant inspection
Specifies a test method for determining the acceptance limits of surface discontinuities detected by liquid penetrant inspection, when such an inspection procedure has be...
Withdrawn: 2010 03 10
Publisher:
International Organization for Standardization
Format:
Digital | 11 Pages
Language:
English
Currently valid:
Specifies a test method for determining the acceptance limits of surface discontinuities detected by liquid penetrant inspection, when such an inspection procedure has been contractually agreed upon at the request of the purchaser. Applies to all steel castings, whatever casting process is used.
ISO 4987:2020
2020 01 31
Steel and iron castings — Liquid penetrant testing (Corrected version 2020-03)
Norm