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STN is a protected designation of Slovak national technical standards.
Measurement equipment and material testing machines. Verification of Vickers hardness testing machines
WITHDRAWN published on 1.6.1971
Selected format:Measurement equipment and material testing machines. Verification of standardized blocks to be used for Brinell hardness testing. General requirements
WITHDRAWN published on 1.5.1967
Selected format:Measurement equipment and material testing machines. Verification of standardized blocks to be used for Rockwell B, C and A scale hardness testing machines. General requirements
WITHDRAWN published on 1.5.1967
Selected format:Measurement equipment and material testing machines. Verification of standardized blocks to be used for Vickers hardness testing machines. General requirements
WITHDRAWN published on 1.5.1967
Selected format:Rockwell hardness testing machines, scales N and T. Technical requirements. Methods of verification
WITHDRAWN published on 1.12.1985
Selected format:Calibration of standardized blocks to be used for Rockwell superficial N and T scale hardness testing machines. General requirements
WITHDRAWN published on 1.8.1974
Selected format:Round charts for recording instruments. Principal dimensions and workmanship
Standard published on 1.3.1964
Selected format:Recording instruments. Recording charts. Dimensions
Standard published on 1.7.1960
Selected format:Length measurements. Terminology of measurement of lengths and angles
WITHDRAWN published on 1.2.1974
Selected format:Connecting dimensions of indicators and gauging heads for length measuring
WITHDRAWN published on 1.3.1978
Selected format:Latest update: 2026-09-04 (Number of items: 2 300 131)
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