Norm

ISO 4547:1993 en

Metallic materials - Hardness test - Calibration of standardized blocks to be used for Knoop hardness testing machines

  • Deze norm is ingetrokken sinds 17-11-2005

31,57

Over deze norm

Status Ingetrokken
Aantal pagina's 3
Gepubliceerd op 14-03-1993
Taal Engels
The method specified is applicable only for determining Knoop hardness in accordance with ISO 4545 giving indentations with long diagonals longer than or equal to 20 micrometres. Describes manufacture of the block, standardizing machine, standardizing procedure, number of indentations, uniformity of hardness, marking and test certificate. Annex A describes adjustment of Abbe/Nelson or Kohler illumination systems.

Details

ICS-code 77.040.10
Nederlandse titel Metallic materials - Hardness test - Calibration of standardized blocks to be used for Knoop hardness testing machines
Engelse titel Metallic materials - Hardness test - Calibration of standardized blocks to be used for Knoop hardness testing machines

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