Foreword
1 Scope
2 Normative references
3 Designation system
3.1 Nuts with nominal heights >= 0,8D
3.2 Nuts with nominal heights >= 0,5D but < 0,8D
4 Materials
5 Mechanical properties
6 Proof load values
7 Failure loads for nuts with nominal height >= 0,5D
but < 0,8D
8 Test methods
8.1 Proof load test
8.2 Hardness test
8.3 Surface integrity test
9 Marking
9.1 Symbols
9.2 Identification
9.3 Marking of left-hand thread
9.4 Alternative marking
9.5 Trade (identification) marking
Annex A (informative) Loadability of bolted connections
Annex B (informative)
Bibliography
Annex ZA (normative) Normative references to international
publications with their relevant European
publications