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NBN ISO 4547:1997
Metallic materials - Hardness test - Calibration of standardized blocks to be used for Knoop hardness testing machines (ISO 4547:1993)
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Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 03/04/1997 |
| Page Count | 10 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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