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Description

42CrMoS4 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 42CrMoS4
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 42CrMoS4
C50R
1.1241
C60R
1.1223
34CrS4
1.7037
41CrS4
1.7039
25CrMoS4
1.7213

Chemical composition(mass fraction)(wt.%) of the 42CrMoS4

C
Si
Mn
P
S
Cr Ni
 0.38-0.45 0.40  0.60-0.90  0.035  0.020-0.040  0.90-1.20   
Mo Al Cu Nb Ti V Ce
 0.15-0.30            
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 42CrMoS4

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)
844 (≥) 341 (≥) 33 24 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade 42CrMoS4

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
32 - -     0.12 -  
675 426 - 12.3 442   -  
276 - 32 31.2   413 334

Heat Treatment of steel grade 42CrMoS4

Heat treated : 1636°C - 1335°C

Technological Curves of steel grade 42CrMoS4

Cross Reference Table (Equivalent Grade) of 42CrMoS4

Grade Standard Country Application
42CrMoS4 Spain structural alloy steel
EN 42CrMoS4 EN Euronorm Structural steel

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