Published
PUBLISHED
ISO 3452-4:1998
90.20
Standard under periodical review
Jul 15, 2026
Non-destructive testing - Penetrant testing - Part 4: Equipment (ISO 3452-4:1998)
90.93 Standard confirmed
Non-destructive testing - Penetrant testing - Part 4: Equipment (ISO 3452-4:1998)
90.93 Standard confirmed
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