30.97 End of interruption of work - split/merged Dec 2, 1998
CEN
CEN/TC 459/SC 1 Test methods for steel (other than chemical analysis)
CEN Report
Description of the hardness to tensile strength conversion bands, established for the Brinell and Vickers hardness scales and the rules for using them.
ABANDON
ECISS/TC 1/SC 1 N 62
30.97
End of interruption of work - split/merged
Dec 2, 1998