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Verification of hardness testing machines (Rockwell systems B, F, T - C, A, N)
This Recommendation deals with the verification of machines used to test hardness using the Rockwell B, F, T, C, A, and N systems and subject to state metrological control.
RecommendationOIML R 39:1981Withdrawn
- DOI (derived)
- 10.63493/r039.1981.en
- URN
- urn:oiml:pub:r:39:1981