Reference number
ISO 4957:1980
ISO 4957:1980
Tool steels
Edition 1
1980-09
Withdrawn
ISO 4957:1980
10980
Withdrawn (Edition 1, 1980)

General information

  •  : Withdrawn
     : 1980-09
    : Withdrawal of International Standard [95.99]
  •  : 1
     : 20
  • ISO/TC 17/SC 4
    77.140.35 
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