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DIN / EN · 4,704 grades

DIN / EN steel grades — 4704 designations — Page 10

Every grade designated under DIN / EN, with the material number it maps to, what kind of steel it is, its carbon window and how many other standards carry it. Open a grade for its full composition, properties and its designations in other standards. Unless marked, every name here is an asserted identity — the same grade under this standard’s own designation. 3 of 50 rows differ and carry an “Indicative” mark.

Also known as

4704 designations
GradeMaterial no.CategoryC% by weightAlso inother standards
20CrMoV13-5 Withdrawn1.7779Hydrogen resistant steels0.17–0.231
20CrMoV13-5-5 1.7779Hydrogen resistant steels0.17–0.231
20CrMoVTiB4-10 1.7729Others0.17–0.233
20CrS4 1.7028Case hardening steels0.17–0.23—
20kp Indicative1.1152Cold extrusion steels0.18–0.224
20Mn5 1.1133Quenched and tempered steels0.17–0.2320
20Mn6 1.1169Low-temperature structural steels0.17–0.232
20MnB4 1.5525Others0.18–0.23—
20MnB5 1.5530Quenched and tempered steels0.17–0.232
20MnB5 Indicative——0.23–0.281
20MnCr4-2 1.3515Others0.17–0.23—
20MnCr5 1.7147Case hardening steels0.17–0.2215
20MnCr5-3 1.8701High-strength steels≤ 0.24—
20MnCr6-4 1.8703High-strength steels≤ 0.23—
20MnCr6-5 1.8704High-strength steels≤ 0.24—
20MnCrMo4 1.8982Others≤ 0.22—
20MnCrMo4-2 1.3570Others0.17–0.23—
20MnCrNiMo6-3 1.8708High-strength steels0.16–0.22—
20MnCrPb5 Withdrawn1.7146Others0.17–0.22—
20MnCrS5 1.7149Case hardening steels0.17–0.228
20MnMo3-5 1.5421Heat-resistant structural steels0.15–0.251
20MnMoNi4-5 1.6311Heat-resistant structural steels0.15–0.231
20MnMoNi5-5 1.6310Heat-resistant structural steels0.17–0.231
20MnNb6 1.0471Others≤ 0.22—
20MnNiCrMo3-2 1.6522Case hardening steels0.17–0.236
20MnV6 1.5217Case hardening steels0.16–0.222
20MoCr3 1.7320Case hardening steels0.17–0.232
20MoCr4 1.7321Case hardening steels0.17–0.234
20MoCrS3 1.7319Case hardening steels0.17–0.232
20MoCrS4 1.7323Case hardening steels0.17–0.232
20NiCrMo13-4 1.6660Others0.17–0.221
20NiCrMo14-5 1.6772Case hardening steels0.18–0.25—
20NiCrMo14-6 1.6742Quenched and tempered steels0.17–0.251
20NiCrMo2 1.6522Case hardening steels0.17–0.236
20NiCrMo2-2 1.6523Case hardening steels0.17–0.2318
20NiCrMo3 1.6527Case hardening steels0.17–0.23—
20NiCrMo7 1.3576Others0.17–0.231
20NiCrMoS2 Indicative1.6526Case hardening steels0.17–0.239
20NiCrMoS2-2 1.6526Case hardening steels0.17–0.239
20NiCrMoS6-4 1.6571Case hardening steels0.16–0.23—
20NiMoCr6-5 1.6757Others0.17–0.232
20NiMoV14-5 1.6348Others0.17–0.25—
21 NiCrMo 2 2 Withdrawn1.6543Case hardening steels0.18–0.233
21CrMo10 1.2313Tool steels for hot work0.16–0.23—
21CrMo5-2 1.8710High-strength steels≤ 0.26—
21CrMoNiV4-7 1.6981Quenched and tempered steels0.17–0.25—
21CrMoV5-11 1.8070Heat-resistant structural steels0.17–0.254
21CrMoV5-7 1.7709Heat-resistant structural steels0.17–0.256
21CrVMoW12 Withdrawn1.8212Others0.18–0.251
21Mn4 1.0469Others0.16–0.24—

This grade’s own name — recorded in our sources as this grade’s own designation under that standard.
Indicative — taken from a published cross-reference table; a close match, not a guarantee of interchangeability. Verify against the mill certificate before ordering.
Withdrawn — designation no longer current — a separate column from the two above, so a name can be same grade and withdrawn at once.