NA 021
DIN Standards Committee Iron and Steel
NA 021-00-05 AA
Mechanical engineering steels
Subordinate Committees of NA 021-00-05 AA
Committee ID | Name | Sub-committees |
---|---|---|
Committee ID NA 021-00-05-01 UA | Name Non-alloy and alloy mechanical engineering steels | Sub-committees 0 |
Committee ID NA 021-00-05-02 UA | Name Ball and roller bearing steels | Sub-committees 0 |
Committee ID NA 021-00-05-03 UA | Name Hot rolled steels for springs | Sub-committees 0 |
Committee ID NA 021-00-05-04 UA | Name Free-cutting steels | Sub-committees 0 |
Committee ID NA 021-00-05-05 UA | Name Surface quality classes for hot-rolled bars and rods | Sub-committees 0 |