DIN EN 20898-2:1994-02

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

This standard is included in DIN Handbook 55 E and 142 E. Specifies the mechanical properties of nuts with specified proof load values when tested at room temperature.