NBN EN ISO 4545-2 : 2006
Current
The latest, up-to-date edition.
METALLIC MATERIALS - KNOOP HARDNESS TEST - PART 2: VERIFICATION AND CALIBRATION OF TESTING MACHINES
12-01-2013
Foreword
1 Scope
2 Normative references
3 General conditions
4 Direct verification
5 Indirect verification
6 Intervals between verifications
7 Verification report/calibration certificate
Annex A (informative) Notes on diamond indenters
Annex B (informative) Uncertainty of measurement of the
calibration results of the hardness
testing machine
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.