FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Provisions common to all hammer test methods
4 Test Eha: Pendulum hammer
5 Test Ehb: Spring hammer
6 Test Ehc: Vertical hammer
Annexes
Annex A (normative) - Shapes of striking elements
Annex B (normative) - Procedure for the calibration of
spring hammers
Annex C (informative) - Guidance
Annex D (informative) - Example of pendulum hammer
test apparatus
Annex E (informative) - Example of spring hammer test
apparatus