NF EN ISO 4545-3

NF EN ISO 4545-3

March 2006
Standard Cancelled

Metallic materials - Knoop hardness test - Part 3 : calibration of reference blocks

ISO 4545-3:2005 specifies the method for the calibration of reference blocks to be used for the indirect verification of Knoop hardness testing machines as specified in ISO 4545-2.

The method is applicable only for indentations with long diagonals greater than or equal to 0,020 mm.

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Main informations

Collections

National standards and national normative documents

Publication date

March 2006

Number of pages

15 p.

Reference

NF EN ISO 4545-3

ICS Codes

77.040.10   Mechanical testing of metals

Classification index

A03-150-3

Print number

1 - 16/03/2006

International kinship

ISO 4545-3:2005

European kinship

EN ISO 4545-3:2005
Sumary
Metallic materials - Knoop hardness test - Part 3 : calibration of reference blocks

ISO 4545-3:2005 specifies the method for the calibration of reference blocks to be used for the indirect verification of Knoop hardness testing machines as specified in ISO 4545-2.

The method is applicable only for indentations with long diagonals greater than or equal to 0,020 mm.

Standard replaced by (1)
NF EN ISO 4545-3
March 2018
Standard Current
Metallic materials - Knoop hardness test - Part 3 : calibration of reference blocks

ISO 4545-3:2017 specifies the method for the calibration of reference blocks to be used for the indirect verification of Knoop hardness testing machines as specified in ISO 4545‑2. The method is applicable only for indentations with long diagonals ≥0,020 mm.

Table of contents
  • Avant-propos
    iv
  • 1 Domaine d'application
    1
  • 2 Références normatives
    1
  • 3 Fabrication du bloc de référence
    1
  • 4 Machine d'étalonnage
    2
  • 5 Mode opératoire d'étalonnage
    3
  • 6 Nombre d'empreintes
    3
  • 7 Uniformité de la dureté
    3
  • 8 Marquage
    4
  • 9 Validité
    4
  • Annexe A (informative) Réglage des systèmes d'éclairage de Kohler
    5
  • Annexe B (informative) Incertitude de mesure des blocs de référence de dureté
    6
  • Bibliographie
    9
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