G42CrMo4 | 1.7231 Material Datasheet
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| Material Number | Material Name | Material Number (single) | Standard | Scope | Standard Status | Country | Successor | VDA 231-106 classification | Application temperature [°C] | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1.7231 (DIN EN 10293 : 2005-06) | G42CrMo4 | 1.7231 | DIN EN 10293 : 2005-06 | DIN EN 10293 : 2005-06 replaced by DIN EN 10293 : 2015-04 | Replaced | Germany | G42CrMo4 | 1.1.1 | -10 - 300 | 1) |
| 1) Remark: G42CrMo4, material number 1.7231, former GS-42 CrMo 4, material number 1.7225, is applicable up to 300 °C. Application, among others, for knee levers, crane rollers, bevel wheels, ripper tooths, armourings of shredding machines. The material is surface hardenable. |
Chemical Composition
| C [%] | Cr [%] | Cu [%] | Mn [%] | Mo [%] | Ni [%] | P [%] | S [%] | Si [%] | V [%] | Remainder | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | |||||||||||
| 2) Remark: blur |
Material Compliance
| REACh | RoHS |
|---|---|
| blur | blur |
Mechanical Properties
| Semi-finished Product | Condition | Nominal Size [mm] | Temperature [°C] | Tensile Strength [MPa] | Yield Strength (0.2% offset) [MPa] | Elongation A [%] | |
|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | |||||||
| 2) Remark: blur |
Physical Properties
| Temperature [°C] | Density [g/cm³] | Young's Modulus [GPa] | Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] | |
|---|---|---|---|---|
| blur | blur | blur | 1)2) | |
| blur | blur | blur | 1)2) | |
| blur | blur | blur | 1)2) | |
| blur | blur | blur | 1)2) | |
| blur | blur | blur | 1)2) | |
| 1) Source: blur | ||||
| 2) Remark: blur |
Toughness Data (Impact)
| Semi-finished Product | Condition | Nominal Size [mm] | Temperature [°C] | Specimen Shape | Notch Impact Energy [J] | |
|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | 1) |
| 1) Source: blur |
Producer/Supplier/Trade names
| Tradename | Supplier |
|---|---|
| 1.7231 | Klaus Kuhn Edelstahlgießerei GmbH, Radevormwald |
| DUX G 7231 | SCHMOLZ + BICKENBACH GUSS GmbH, Krefeld |
| G 7231 | Dörrenberg Edelstahl GmbH, Engelskirchen |
| G42CrMo4 | voestalpine AG, Linz |