Materials Portal Logo MATERIALS PORTAL

20NiCrMo2-2 | 1.6523 Material Datasheet

Unlock Exclusive Materials Data

Gain access to a wealth of materials data by joining our Materials Portal.

Register for Free or Upgrade for Full Access

Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country Predecessor Successor VDA 231-106 classification
1.6523 (DIN EN 10084 : 2008-06) 20NiCrMo2-2 1.6523 DIN EN 10084 : 2008-06 DIN EN 10084 : 2008-06 replaced by DIN EN ISO 683-3 : 2018-09 Replaced Germany 20NiCrMo2-2 20NiCrMo2-2 1.1.1 1)
1) Remark: Steel 20NiCrMo2-2 is suitable for parts in vehicle manufacturing and machine engineering, which are wear loaded at mean core strength, high ductility and fatigue strength (e.g. gear wheels, shafts, axles).

Chemical Composition

C [%] Cr [%] Mn [%] Mo [%] Ni [%] P [%] S [%] Si [%] Remainder
blur blur blur blur blur blur blur blur blur 1)2)
1) Source: blur
2) Remark: blur

Material Compliance

REACh RoHS
blur blur

Mechanical Properties

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Tensile Strength [MPa] Yield Strength [MPa] Elongation A [%] Reduction of Area [%] Hardness HB | HBW
blur blur blur blur blur blur blur blur blur 1)2)
blur blur blur blur blur blur blur blur blur 1)2)
blur blur blur blur blur blur blur blur blur 1)2)
blur blur blur blur blur blur blur blur blur 1)
blur blur blur blur blur blur blur blur blur 1)
blur blur blur blur blur blur blur blur blur 1)
blur blur blur blur blur blur blur blur blur 3)
blur blur blur blur blur blur blur blur blur 3)
blur blur blur blur blur blur blur blur blur 3)
1) Source: blur
2) Remark: blur
3) Source: blur

Physical Properties

Temperature [°C] Density [g/cm³] Young's Modulus [GPa] Shear Modulus [GPa] Poisson's Ratio Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] Differential Coefficient of Thermal Expansion [10^-6*K^-1] Thermal Conductivity [W/(m*K)] Thermal Diffusivity [10^-6 m²/s] Specific Electrical Resistance [µΩm] Mean Specific Heat Capacity [kJ/(kg*K)] True Specific Heat Capacity [kJ/(kg*K)]
blur blur blur blur blur blur blur blur blur blur blur blur 1)
blur blur blur blur blur blur blur blur blur blur blur blur 1)
blur blur blur blur blur blur blur blur blur blur blur blur 1)
blur blur blur blur blur blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur blur blur blur blur blur 3)4)
1) Source: blur
2) Source: blur
3) Source: blur
4) Remark: blur

Hardenability (Jominy test)

Condition Front Distance [mm] Hardness HRC (+H grade) Hardness HRC (+HH grade) Hardness HRC (+HL grade)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
blur blur blur blur blur 1)
1) Source: blur

FKM Guideline Fatigue Strength

Semi-finished Product Condition Nominal Size [mm] Tensile Strength [MPa] Yield Strength [MPa] Fatigue Limit under rev. Tension-Compression Stresses [MPa] Fatigue Strength under pulsating Tensile Stresses [MPa] Bending Fatigue Strength [MPa] Shear Fatigue Strength [MPa] Torsion Fatigue Strength [MPa] Constant a for size factor Kd for yield stress Rp Constant a for size factor Kd for tensile strength Rm
blur blur blur blur blur blur blur blur blur blur blur blur 1)2)
1) Source: blur
2) Remark: blur

Heat Treatment

Heat Treatment Step Temperature [°C] Holding Time [h]
blur blur blur blur 1)2)
blur blur blur blur 1)2)
blur blur blur blur 1)2)
blur blur blur blur 1)
blur blur blur blur 1)
1) Source: blur
2) Remark: blur

Cross Reference

Material Name Country Standard
8620H Australia AS 1444 1)
20CrNiMoH China GB/T 5216 1)
20CrNiMoAH China GB/T 5216 1)
A50202 China GB/T 3077 1)
A50207 China GB/T 5216 1)
20NiCrMo2-2 Europe EN 10084
20Ni2Cr2Mo2(-S) India IS 4432 1)
20NiCrMo2-2 International ISO 683-3 1)
SNCM220H Japan JIS G 4052 1)
SNCM220 Japan JIS G 4053 1)
20ChGNM Russia GOST 4543 1)
SNCM220H South Korea KS D 3754 1)
SNCM220 South Korea KS D 3867 1)
A304 Grade 8620H USA ASTM A304 1)
A914 Grade 8620H USA ASTM A914 1)
H86200 USA UNS 1)
G86200 USA UNS 1)
8620H USA SAE 1)
21NiCrMo2 Germany 1)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename Supplier
20NiCrMo2 EZM Edelstahlzieherei Mark GmbH, Wetter
21NiCrMo2 Walzwerke Einsal GmbH, Nachrodt
21NiCrMo2 Schmiedewerke Gröditz GmbH, Gröditz
21NiCtMo2 Vallourec Deutschland GmbH, Düsseldorf
OPEL QS8620 Georgsmarienhütte GmbH, Georgsmarienhütte
QS 8620 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
SAE 8620 Platestahl Umformtechnik GmbH, Lüdenscheid
SAE 8620 (H) Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
SNCM 220H Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
STEEL 92506 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
1.6523 INOX SERVICE CENTER GmbH, Krefeld
1.6523 INTERSTAHL Service GmbH, Wetter
1.6523 ET Edelstahl-Trading GmbH, Willich
1.6523 Imet Industriemetall Handelsgesellschaft mbH, Hamburg
1.6523 SIJ MWT GmbH, Landsberg am Lech
20NiCrMo2-2 Buderus Edelstahl GmbH, Wetzlar
20NiCrMo2-2 Swiss Steel International GmbH, Düsseldorf
20NiCrMo2-2 Walzwerke Einsal GmbH, Nachrodt
20NiCrMo2-2 Schmiedewerke Gröditz GmbH, Gröditz
20NiCrMo2-2 Vallourec Deutschland GmbH, Düsseldorf
20NiCrMo2-2 Stahlwerk Annahütte Max Aicher GmbH & Co. KG, Hammerau
20NiCrMo2-2 EZM Edelstahlzieherei Mark GmbH, Wetter
20NiCrMo2-2 Salzgitter Mannesmann Stahlhandel GmbH, Düsseldorf
20NiCrMo2-2 Hammerwerk Erft, G. Diederichs GmbH & Co. KG, Bad Münstereifel-Arloff
21NiCrMo2 Hoesch Hohenlimburg GmbH, Hagen
21NiCrMo2 Salzgitter Flachstahl GmbH, Salzgitter
21NiCrMo2 ThyssenKrupp Steel Europe AG, Duisburg
21NiCrMo2 Saarstahl AG, Völklingen
21NiCrMo2 Georgsmarienhütte GmbH, Georgsmarienhütte
21NiCrMo2 Willy Haecker GmbH, Hückeswagen
21NiCrMo2 Hermann Stahlschmidt Stahlgesellschaft m. b. H., Willich
21NiCrMo2 Stahlwerk Unna GmbH & Co.KG, Unna
21NiCrMo2 C.D. Wälzholz GmbH & Co. KG, Hagen
21NiCrMo2 HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
21NiCrMo2 Tata Steel, IJmuiden
21NiCrMo2 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
21NiCrMo2 Sidenor Deutschland, Düsseldorf
21NiCrMo2 ASCOMETAL GmbH, Erkrath
21NiCrMo2 pauly STAHLHANDEL, Essen
BGH 6523 BGH Edelstahl Siegen GmbH
BÖHLER E116 voestalpine BÖHLER Edelstahl GmbH & Co.KG, Kapfenberg
CARBODUR 21NiCrMo2 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
FGCN50 Dörrenberg Edelstahl GmbH, Engelskirchen
JD 19 AUBERT & DUVAL Deutschland GmbH, München
Klöckner 21NiCrMo2 Klöckner & Co SE, Duisburg
OVAKO 152 A/G OVAKO STAHL GmbH, Erkrath
Plate 21NiCrMo2 Platestahl Umformtechnik GmbH, Lüdenscheid