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G42CrMo4 | 1.7231 Material Datasheet

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Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country Predecessor VDA 231-106 classification
1.7231 (DIN EN 10293 : 2015-04) G42CrMo4 1.7231 DIN EN 10293 : 2015-04 Supersedes DIN EN 10293 : 2005-06 Valid Germany G42CrMo4 1.1.1 1)
1) Remark: 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 [%] Remainder
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Material Compliance

REACh RoHS
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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 [%]
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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]
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Toughness Data (Impact)

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Specimen Shape Notch Impact Energy [J]
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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]
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Welding and Joining

Welding and Joining - Evaluation Preheating [°C] Interpass Temperature [°C]
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Heat Treatment

Heat Treatment Step Temperature [°C] Medium
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Cross Reference

Material Name Country Standard
ZG42Cr1Mo China GB/T 6402 1)
C44420 China GB/T 6402 1)
G42CrMo4 Europe EN 10293
21Q India IS 10343 1)
G42CrMo4 International ISO 14737 1)
GS-42 CrMo 4 Germany DIN 17205
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

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