NEN EN ISO 4545-1 : 2005
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
METALLIC MATERIALS - KNOOP HARDNESS TEST - PART 1: TEST METHOD
10-31-2018
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Symbols and abbreviated terms
5 Apparatus
6 Test piece
7 Procedure
8 Uncertainty of the results
9 Test report
Annex A (informative) Procedure for periodic checking of the
testing machine by the user
Annex B (informative) Uncertainty of the measured hardness values
Bibliography
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