STN - Slovak standards

Metallic materials. Calibration of force-proving instruments used for the verification of uniaxial testing machines (ISO 376:1999)

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Metallic materials - Calibration of force-proving instruments used for the verification of uniaxial testing machines (ISO 376:2004)

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Metallic materials - Tensile test - Part 3: Calibration of force proving instruments used for the verification of uniaxial testing machines

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Measurement equipment and material testing machines. Verification of Brinell hardness testing machines

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Measurement equipment and material testing machines. Verification of Rockwell C, B and A scale hardness testing machines

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Measurement equipment and material testing machines. Verification of Vickers hardness testing machines

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Measurement equipment and material testing machines. Verification of standardized blocks to be used for Brinell hardness testing. General requirements

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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

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Measurement equipment and material testing machines. Verification of standardized blocks to be used for Vickers hardness testing machines. General requirements

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Rockwell hardness testing machines, scales N and T. Technical requirements. Methods of verification

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