G42CrMo4 | 1.7231 Material Datasheet

Material Standard Values

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Material Description

Material Number	Material Number (single)	Standard	Range of Application	Standard Status	Country	Predecessor	Remark
1.7231 (DIN EN 10293 : 2015-04)	1.7231	DIN EN 10293 : 2015-04	Supersedes DIN EN 10293 : 2005-06	Valid	Germany	G42CrMo4	G42CrMo4 is used, among others, for knee levers, crane rollers, bevel wheels, ripper tooths, armourings of shredding machines. The material is surface hardenable.

Chemical Composition

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

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Elongation A [%]	Source
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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]	Source
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Young's Modulus [GPa] vs Temperature [°C]

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Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] vs Temperature [°C]

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Welding and Joining

Welding and Joining - Evaluation	Preheating [°C]	Interpass Temperature [°C]	Source	Remark
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Toughness Data (Impact)

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

Heat Treatment	Step	Temperature [°C]	Medium	Source	Remark
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Cross Reference

Material Name	Country	Standard	Source
ZG42Cr1Mo	China	GB/T 6402	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
C44420	China	GB/T 6402	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
G42CrMo4	Europe	EN 10293
21Q	India	IS 10343	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
G42CrMo4	International	ISO 14737	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
GS-42 CrMo 4	Germany	DIN 17205

Producer/Supplier/Trade names

Tradename	Supplier
1.7231	Bischoff Stahl- und Edelstahlguss GmbH, Lüdinghausen
1.7231	Böhmer Gusstechnik GmbH & Co. KG, Witten
G 7231	Dörrenberg Edelstahl GmbH, Engelskirchen
1.7231	Klaus Kuhn Edelstahlgießerei GmbH, Radevormwald
1.7231	Olbersdorfer Guß GmbH, Olbersdorf
G42CrMo4	Reinhard Tweer GmbH, Bielefeld
DUX G 7231	SCHMOLZ + BICKENBACH GUSS GmbH, Krefeld
G42CrMo4	voestalpine AG, Linz

Material Compliance

REACh	RoHS
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FKM Guideline Fatigue Strength

Condition	Temperature [°C]	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]	Source	Remark
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