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Tempered steel and spring steel

DIN EN 10083-2

Steel grade designation Standard designation Material no.
C22 / C22E C22 / C22E 1.0402 / 1.1151
C35 / C35E C35 / C35E 1.0501 / 1.1181
C45 / C45E C45 / C45E 1.0503 / 1.1191
C50 / C50E C50 / C50E 1.0540 / 1.1206

DIN EN 10083-2, by analogy with DIN EN 10132-4

Steel grade designation Standard designation Material no.
C55 / C55E / C55S C55 / C55E / C55S 1.0535 / 1.1203 / 1.1204
C60 / C60E / C60S C60 / C60E / C60S 1.0601 / 1.1221 / 1.1211

by analogy with DIN EN 10132

Steel grade designation Standard designation Material no.
C67 / C67S C67 / C67S 1.0603 / 1.1231
C75 / C75S C75 / C75S 1.0605 / 1.1248
C80SA C80SA according to
1.1525
C85S C85S 1.1269
C90S C90S 1.1217
C100S C100S 1.1274

DIN EN 10083-3, according to DIN EN 10089

Steel grade designation Standard designation Material no.
25CrMo4 25CrMo4 1.7218
34CrMo4 34CrMo4 1.7220
42CrMo4 42CrMo4 1.7225
50CrMo4 50CrMo4 1.7228
51CrV4 51CrV4 1.8159
52CrMoV4 52CrMoV4 according to
1.7701
58CrV4 58CrV4 1.8161
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