Vergleich genormter Gütebezeichnungen UNI AFNOR DIN-W.Nr BS AISI-SAE UNI X37CrMoV51KU AFNOR Z38CDV5 DIN-W.Nr X38CrMoV5 1 - 1.2343 BS BH11 AISI-SAE H11 UNI X40CrMoV511KU AFNOR Z40CDV5 DIN-W.Nr X40CrMoV5 1 - 1.2344 BS BH13 AISI-SAE H13 UNI 55NiCrMoV7KU AFNOR 55NCDV7 DIN-W.Nr 56NiCrMoV7 - 1.2714 BS - AISI-SAE - Nach: DIN 17350-UNI 2955