Каталог Dormer Pramet фрезерование 2021 - 2022 - страница 699

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698 WORKPIECE MATERIAL GROUP (WMG) 9 ISO group Subgroup WMG (Work Material Group) kvG Examples of material (AISI, EN, DIN, ČSN, GB, SS, STN, BS, UNE, AFNOR, ASTM, GOST, UNS, UNI, ...) H1 Chilled cast iron H1.1 Chilled cast iron with a hardness of < 440 HB 1.52 UNS F45001, EN-GJS-1050-6, DIN 5.3406, SS 0512, BS Grade 2A ​ H2.1 Hardened cast iron with a hardness < 55 HRC 0.90 UNS F45003, EN-GJS-1400-1, DIN 5.3405, SS 0457, BS Grade 3D ​ H2 Hardened cast iron H2.2 Hardened cast iron with a hardness > 55 HRC 0.77 UNS F45003, EN G-X260NiCr4-2, DIN 0.9620, SS 0466, BS Grade S ​ Hardened materials H (any engineeringmetal with a hardness H3.1 Hardened steel with a hardness of < 51 HRC 1.00 AISI 4135, EN 34CrMo4, DIN 1.7220, SS 2234, STN 415131, BS 198, UNE F.1250, GB 35CrMo,AFNOR 35CD4, GOST АС38ХГМ, UNI 35CrMo4KB​ > 45 HRC) H3 Hardened steel < 55 HRC H3.2 Hardened steel with a hardness of 51 – 55 HRC 0.82 AISI 4135, EN 34CrMo4, DIN 1.7220, SS 2234, STN 415131, BS 198, UNE F.1250, GB 35CrMo,AFNOR 35CD4, GOST АС38ХГМ, UNI 35CrMo4KB​ H4.1 Hardened steel with a hardness of 55 – 59 HRC 0.64 UNS T31501, EN 100MnCrW4, DIN 1.2510, SS 2140, STN 419413, BS BO1, UNE F.5220, GB 9CrWMn,AFNOR 90MWCrV5, GOST 9ХВГ, UNI 95MNWCr5KU​ H4 Hardened steel > 55 HRC H4.2 Hardened steel with a hardness of > 59 HRC 0.54 UNS T31501, EN 100MnCrW4, DIN 1.2510, SS 2140, STN 419413, BS BO1, UNE F.5220, GB 9CrWMn,AFNOR 90MWCrV5, GOST 9ХВГ, UNI 95MNWCr5KU​