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30CrNiMo8 | 1.6580 Material Datasheet

Material Test Series Values
Material Standard Values

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Material Description

Material Number	Material Name	Material Number (single)	Standard	Standard Status	Country	VDA 231-106 classification
1.6580 (DIN EN 2475 : 2019-07)	30CrNiMo8	1.6580	DIN EN 2475 : 2019-07	Valid	Germany	1.1.1	1)
1) Remark: Quenched and tempered steel 30CrNiMo8 (1.6580) with a tensile strength of 1100-1300 MPa in the form of bars for machining up to 100mm for general aerospace applications.

Chemical Composition

C [%]	Cr [%]	Mn [%]	Mo [%]	Ni [%]	P [%]	S [%]	Si [%]	Remainder
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Material Compliance

REACh	RoHS
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Mechanical Properties

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Specimen Direction	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Elongation A [%]	Hardness HB \| HBW	Hardness HV
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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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FKM Guideline Fatigue Strength

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Number of Cycles	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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Fracture Toughness

Temperature [°C]	Plane-Strain Fracture Toughness KIc [MPa*m^½]
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Heat Treatment

Heat Treatment	Step	Temperature [°C]	Medium
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Cross Reference

Material Name	Country	Standard
30Cr2Ni2Mo	China	GB/T 3077	1)
A50300	China	GB/T 3077	1)
1.6604	Germany	WL 1.6604
30CrNiMo8	Europe	EN 2475
1.6580	Europe	EN ISO 683-2	1)
30CrNiMo8	Europe	EN ISO 683-2	1)
G43400	USA	UNS	1)
4340	USA		1)
EN2475 A			2)
EN2475 U			2)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
2) Source: EN 2475

Producer/Supplier/Trade names

Tradename	Supplier
30CrNiMo8	ArcelorMittal Duisburg GmbH, Duisburg	1)
Aerodur 6580	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten	1)
30CrNiMo8	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach	1)
1.6580	INTERSTAHL Service GmbH, Wetter	1)
Aerodur 6580	Swiss Steel International GmbH, Düsseldorf	1)
30CrNiMo8	Stahlwerk Annahütte Max Aicher GmbH & Co. KG, Hammerau	1)
V145SC	voestalpine BÖHLER Edelstahl GmbH & Co.KG, Kapfenberg
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach