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G42CrMo4

Favorite Datasheet

Germany SEW G42CrMo4 Cast steel for flame and induction hardening and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: G42CrMo4 / G42CrMo4
Category Grade Standard Region/Area Standard Content
Metals G42CrMo4 SEW 835 Germany Cast steel for flame and induction hardening

Chemical composition(mass fraction)(wt.%) of the G42CrMo4

Element Min Max Similar
C 0.3800 0.4500 -
Mn 0.6000 1.0000 -
P - 0.0200 -
S - 0.0150 -
Si - 0.6000 -
Cr 0.8000 1.2000 -
Mo 0.2000 0.3000 -

Mechanical Properties of steel grade G42CrMo4

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
467 (≥) 794 (≥) 42 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade G42CrMo4

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
41 - -     0.23 -  
169 166 - 23.3 412   -  
954 - 32 43.2   443 412

Heat Treatment of steel grade G42CrMo4

Heat treated : 1262°C - 1365°C

Technological Curves of steel grade G42CrMo4

Cross Reference Table (Equivalent Grade) of G42CrMo4

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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