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25CrMo4 | 1.7218 Material Datasheet

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Material Description

Material Number Material Number (single) Standard Scope Standard Status Country Predecessor VDA 231-106 classification
1.7218 (DIN EN ISO 683-2 : 2018-09) 1.7218 DIN EN ISO 683-2 : 2018-09 Supersedes DIN EN 10083-3 : 2007-01 Valid Germany 25CrMo4 1.1 1)
1) Remark: Steel 25CrMo4 is applicable for parts of high strength and high ductility requirements and mean and higher heat-treatment cross sections in vehicle manufacturing, engine and machine engineering (e.g. crankshafts, steering knuckles, pinions).

Chemical Composition

C [%] Cr [%] Cu [%] Mn [%] Mo [%] P [%] S [%] Si [%]
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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
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Physical Properties

Temperature [°C] Density [g/cm³] Young's Modulus [GPa] Shear Modulus [GPa] 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)]
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Toughness Data (Impact)

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Specimen Shape Specimen Direction Notch Impact Energy [J]
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Heat Treatment

Heat Treatment Step Temperature [°C] Holding Time [h] Medium
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Cross Reference

Material Name Country Standard
30CrMo China GB/T 3077 1)
30CrMo China GB/T 4373 1)
30CrMo China GB/T 11251 1)
30CrMo China YB/T 5132 1)
A30302 China ISC 1)
1.7218 Europe EN 10083-3 2)
25CrMo4 Europe EN 10083-3 2)
21Cr4Mo2 India IS 1570-4 1)
25CrMo4 Europe EN ISO 683-2
25CrMo4 International ISO 683-2
SCM425H Japan JIS G 4052 1)
SCM425 Japan JIS G 4053 1)
SCM420 South Korea KS D 3867 1)
SCM430 South Korea KS D 3867 1)
30ChM Russia GOST 4543 1)
30ХM Russia ГОСТ 4543 1)
A304 Grade 4130H USA ASTM A304 1)
A914 Grade 4130H USA ASTM A914 1)
H41300 USA UNS 1)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
2) Source: EN ISO 683-2 : 2018-06

Producer/Supplier/Trade names

Tradename Supplier
25CrMo4 AG der Dillinger Hüttenwerke, Dillingen
25CrMo4 ASCOMETAL GmbH, Erkrath
F 66 S AUBERT & DUVAL Deutschland GmbH, München
25CrMo4 BESSEY Tool GmbH & Co. KG, Bietigheim-Bissingen
BGH 7218 BGH Edelstahl Siegen GmbH
Buderus 25CrMo4 Buderus Edelstahl GmbH, Wetzlar
BÖHLER V 340 voestalpine High Perfomance Metals Deutschland GmbH, Düsseldorf
25CrMo4 Chr. Höver & Sohn GmbH & Co KG, Lindlar
1.7218 Chr. Höver & Sohn GmbH & Co. KG, Lindlar
25CrMo4 Tata Steel, IJmuiden
DIRO-25CrMo4 DIROSTAHL, Remscheid
27 CD 4 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Siegen
25CrMo4 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Siegen
THYROFORT 25CrMo4 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
DE 7218 Dörrenberg Edelstahl GmbH, Engelskirchen
1.7218 ET Edelstahl-Trading GmbH, Willich
25CrMo4 EZM Edelstahlzieherei Mark GmbH, Wetter
1.7218 Rosswag GmbH, Pfinztal-Kleinsteinbach
25CrMo4 Edelstahlwerk C. & F. vom Brocke e.K., Altena-Altroggenrahmede
1.7218 Eisen-Heinzl GmbH, Selb-Erkersreuth
25CrMo4 Haage Anagramm Technologien GmbH, Mülheim a. d. Ruhr
25CrMo4 C.D. Wälzholz GmbH & Co. KG, Hagen
25CrMo4 Georgsmarienhütte GmbH, Georgsmarienhütte
25CrMo4 Günther + Schramm GmbH, Oberkochen
1.7218 H. Kleineberg GmbH, Stelle
25CrMo4 HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
25CrMo4 Hagenkötter GmbH & Co., Solingen
25CrMo4 Hammerwerk Erft, G. Diederichs GmbH & Co. KG, Bad Münstereifel-Arloff
25CrMo4 Hermann Stahlschmidt Stahlgesellschaft m. b. H., Willich
25CrMo4 Hoesch Hohenlimburg GmbH, Hagen
1.7218 INOX SERVICE CENTER GmbH, Krefeld
1.7218 INTERSTAHL Service GmbH, Wetter
25CrMo4 Ilsenburger Grobblech GmbH, Ilsenburg
1.7218 Imet Industriemetall Handelsgesellschaft mbH, Hamburg
1.7218 Kind & Co., Edelstahlwerk, Wiehl
25CrMo4 Klöckner & Co SE, Duisburg
1.7218 SIJ MWT GmbH, Landsberg am Lech
25CrMo4 ORI MARTIN Deutschland GmbH, Duisburg
Ovako 322 OVAKO STAHL GmbH, Erkrath
1.7218 Platestahl Umformtechnik GmbH, Lüdenscheid
25CrMo4 ZAPP AG, Ratingen
25CrMo4 Rohrwerk Maxhütte GmbH, Sulzbach-Rosenberg
25CrMo4 Swiss Steel International GmbH, Düsseldorf
25CrMo4 STM Stahl Vertriebs GmbH, Gräfelfing
25CrMo4 Saarstahl AG, Völklingen
25CrMo4 Schmiedewerke Gröditz GmbH, Gröditz
V340 Stahl Judenburg GmbH, Judenburg
25CrMo4 Stahlwerk Annahütte Max Aicher GmbH & Co. KG, Hammerau
CR 25 M Aubert&Duval Special Steel GmbH, Mönchengladbach
25CrMo4 Stahlwerk Unna GmbH & Co.KG, Unna
25CrMo4 Swiss Steel AG, Emmenbrücke
25CrMo4 ThyssenKrupp Steel Europe AG, Duisburg
K 2 Vallourec Deutschland GmbH, Düsseldorf
25CrMo4 Vallourec Deutschland GmbH, Düsseldorf
25CrMo4 WDI - Westfälische Drahtindustrie GmbH, Hamm
25CrMo4 Walzwerke Einsal GmbH, Nachrodt
1.7218 Wilhelm Oberste-Beulmann GmbH & Co. KG, Remscheid
25CrMo4 Willy Haecker GmbH, Hückeswagen
25CrMo4 pauly STAHLHANDEL, Essen
25CrMo4 voestalpine AG, Linz

Material Compliance

REACh RoHS
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FKM Guideline Fatigue Strength

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
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Hardenability (Jominy test)

Condition Front Distance [mm] Hardness HRC (+H grade) Hardness HRC (+HH grade) Hardness HRC (+HL grade)
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Linear-elastic

Temperature [°C] Young's modulus [GPa] Bulk modulus [GPa] Shear modulus [GPa] Poisson's ratio
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Alternating stress

Temperature [°C] Stress ratio Mean stress [MPa] Alternating stress [MPa] Cycles
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Electrical resistivity

Temperature [°C] Specific electrical resistance [µΩm]
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Coefficient thermal expansion

Related Temperature [°C] Temperature [°C] Coefficient thermal expansion [10^-6*K^-1]
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Specific heat

Temperature [°C] Specific heat [kJ/(kg*K)]
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Density

Temperature [°C] Density [g/cm³]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Thermal conductivity

Temperature [°C] Thermal conductivity [W/(m*K)]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Designation

Designation Material number Source
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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