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G42CrMo4 | 1.7231 Material Datasheet

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Material Description

Material Number Material Number (single) Standard Scope Standard Status Country Predecessor VDA 231-106 classification
1.7231 (SEW 835 : 2018-01) 1.7231 SEW 835 : 2018-01 Supersedes SEW 835 : 1997-06 Valid Germany G42CrMo4 1.1 1)
1) Remark: Alloy cast steel grade G42CrMo4 for flame and induction hardening. Application examples: knee levers, crane wheels, bevel gears, armors for shredding machines

Chemical Composition

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

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Tensile Strength [MPa] Yield Strength [MPa] Elongation A [%] Hardness HRC
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Heat Treatment

Heat Treatment Step Temperature [°C] Holding Time [h] Medium
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Cross Reference

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

Producer/Supplier/Trade names

Tradename Supplier
G 7231 Dörrenberg Edelstahl GmbH, Engelskirchen 1)
G42CrMo4 Reinhard Tweer GmbH, Bielefeld
DUX G 7231 SCHMOLZ + BICKENBACH GUSS GmbH, Krefeld 1)
G42CrMo4 voestalpine AG, Linz 1)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Material Compliance

REACh RoHS
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