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25CrMo4 | 1.7218 Material Datasheet

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Material Description

Material Number	Material Number (single)	Standard	Range of Application	Standard Status	Country	Predecessor	Successor	Application temperature [°C]
1.7218 (DIN EN 10305-1 : 2010-05)	1.7218	DIN EN 10305-1 : 2010-05	DIN EN 10305-1 : 2010-05 replaced by DIN EN 10305-1 : 2016-08	Replaced	Germany	25CrMo4	25CrMo4	-20 - 200	1)
1) Remark: Seamless cold drawn steel tubes of circular cross for precision applications are characterized by having precisely defined tolerances on dimensions and a specified surface roughness. Typical applications: vehicle, furniture, general engineering

Chemical Composition

C [%]	Cr [%]	Mn [%]	Mo [%]	P [%]	S [%]	Si [%]
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Mechanical Properties

Semi-finished Product	Condition	Temperature [°C]	Specimen Direction	Tensile Strength [MPa]	Elongation A [%]
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Physical Properties

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)]
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Cross Reference

Material Name	Country	Standard
A30302	China	GB 18248
30CrMo	China	GB 18248
CDS-7	India	IS 3074
SCM420TK	Japan	JIS G 3441
SCM430TK	Japan	JIS G 3441
SCM420TK	South Korea	KS D 3574
4130	USA	ASTM A 519
G41300	USA	UNS

Producer/Supplier/Trade names

Tradename	Supplier
25CrMo4	bsh Präzisions-Stahlrohr-Handel GmbH, Solingen
25CrMo4	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
1.7218	Imet Industriemetall Handelsgesellschaft mbH, Hamburg
25CrMo4	Knauf Interfer SE, Duisburg
25CrMo4	Möllers Stahlhandel GmbH, Stadtlohn
25CrMo4	pauly STAHLHANDEL, Essen
25CrMo4	Rohrwerk Maxhütte GmbH, Sulzbach-Rosenberg
25CrMo4	ThyssenKrupp Schulte GmbH, Essen

Material Compliance

REACh	RoHS
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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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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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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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