C22E | 1.1151 Material Datasheet

Material Test Series Values

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Material Number	Material Number (single)	Standard	Range of Application	Standard Status	Country	Predecessor	Remark
1.1151 (SEW 550 : 2024-12)	1.1151	SEW 550 : 2024-12	Supersedes SEW 550 : 1976-08	Valid	Germany	Ck 22	Quenched and tempered steel for larger forgings.

C [%]	Cr [%]	Mn [%]	Mo [%]	Ni [%]	P [%]	S [%]	Si [%]	Source
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Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Specimen Direction	Tensile Strength [MPa]	Yield Strength [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]	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
K1020	Australia	AS/NZS 1448	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
20	China	GB/T 699	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
U20202	China	GB/T 699	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
25C8	India	IS 2004	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
2A	India	IS 2004	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
S22C	Japan	JIS G 4051	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
20	Russia	GOST 1050	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
A521 Grade 1020	USA	ASTM A521	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
Grade 1020	USA	SAE	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
G10200	USA	UNS	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

Tradename	Supplier	Source
BGH 1151	BGH Edelstahl Siegen GmbH	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
Ck 22	Buderus Edelstahl GmbH, Wetzlar	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
Firmodur 1151	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
C22E	Hammerwerk Erft, G. Diederichs GmbH & Co. KG, Bad Münstereifel-Arloff	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
1.1151	Rosswag GmbH, Pfinztal-Kleinsteinbach	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
C22E	Schmiedewerke Gröditz GmbH, Gröditz	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

Condition	Temperature [°C]	Tensile Strength [MPa]	Yield Strength (0.2% offset) [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]	Source	Remark
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Temperature [°C]	Plane-Strain Fracture Toughness KIc [MPa*m^½]	Source
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