1314560 SzGeCERN 20210423012413.0 NF-EN-10028-3 eng 77.140.30 77.140.50 Association Française de Normalisation. Paris Flat products made of steels for pressure purposes part 3: weldable fine grain steels, normalized Paris AFNOR 2009 20 p SzGeCERN Engineering STANDARD http://cds.cern.ch/record/1314560/files/NF-EN-10028-3e.pdf h 201031 21 20101215 1440 CER01 20101215 PUBLIC 002936046CER https://catalogue.library.cern/legacy/1314560 BOOK STANDARD MIGRATED