30CrMoV9 | 1.7707 Material Datasheet

Material Test Series Values

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Material Number	Material Number (single)	Standard	Range of Application	Standard Status	Country	Remark
1.7707 (SEW 550 : 2024-12)	1.7707	SEW 550 : 2024-12	Supersedes SEW 550 : 1976-08	Valid	Germany	Quenched and tempered steel for larger forgings.

C [%]	Cr [%]	Mn [%]	Mo [%]	Ni [%]	P [%]	S [%]	Si [%]	V [%]	Source
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Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Specimen Direction	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Elongation A [%]	Source
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Temperature [°C]	Density [g/cm³]	Young's 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)]	Source
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Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Specimen Shape	Specimen Direction	Notch Impact Energy [J]	Source
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Material Name	Country	Standard	Source
30CrMoV9	Europe	EN 10250-3	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
30Ch3MF	Russia	GOST 4543	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
30Х3MФ	Russia	ГОСТ 4543
A521 Grade E4340	USA	ASTM A521	SAE HS-1086, ASTM DS56M, Metals & Alloys in the Unified Numbering System, 14th Edition, SAE International, 2023
A711 Grade E4340	USA	ASTM A711	SAE HS-1086, ASTM DS56M, Metals & Alloys in the Unified Numbering System, 14th Edition, SAE International, 2023
E4340	USA	SAE	SAE HS-1086, ASTM DS56M, Metals & Alloys in the Unified Numbering System, 14th Edition, SAE International, 2023
G43406	USA	UNS	SAE HS-1086, ASTM DS56M, Metals & Alloys in the Unified Numbering System, 14th Edition, SAE International, 2023

Tradename	Supplier	Source
GKJ	Aubert&Duval Special Steel GmbH, Mönchengladbach	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
BGH 7707	BGH Edelstahl Siegen GmbH	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
Firmodur 7707	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
Firmodur 7225	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
PV 2 M	Dörrenberg Edelstahl GmbH, Engelskirchen	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
Remy 1.7707	Remystahl GmbH & Co. KG, Hagen	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
30CrMoV9	Schmiedewerke Gröditz GmbH, Gröditz	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
BÖHLER V350	voestalpine High Perfomance Metals Deutschland GmbH, Düsseldorf	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach