NBN EN ISO 4545-3 : 2006
Current
The latest, up-to-date edition.
METALLIC MATERIALS - KNOOP HARDNESS TEST - PART 3: CALIBRATION OF REFERENCE BLOCKS
12-01-2013
Foreword
1 Scope
2 Normative references
3 Manufacture of the block
4 Calibration machine
5 Calibration procedure
6 Number of indentations
7 Uniformity of hardness
8 Marking
9 Validity
Annex A (informative) Adjustment of Kohler illumination systems
Annex B (informative) Uncertainty of measurement of
hardness-reference blocks
Bibliography
Provides 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.
| DocumentType |
Standard
|
| PublisherName |
Belgian Standards
|
| Status |
Current
|
| Standards | Relationship |
| EN ISO 4545-3:2018 | Identical |
| ISO 4545-3:2005 | Identical |
| I.S. EN ISO 4545-3:2006 | Identical |
| UNI EN ISO 4545-3 : 2006 | Identical |
| ONORM EN ISO 4545-3 : 2006 | Identical |
| UNE-EN ISO 4545-3:2006 | Identical |
| BS EN ISO 4545-3:2005 | Identical |
| DIN EN ISO 4545-3:2015-05 (Draft) | Identical |
| SN EN ISO 4545-3 : 2006 | Identical |
| NF EN ISO 4545-3 : 2018 | Identical |
| NEN EN ISO 4545-3 : 2018 | Identical |
| NS EN ISO 4545-3 : 2018 | Identical |
| I.S. EN ISO 4545-3:2018 | Identical |
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