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Description

5140 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 5140
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 5140
B43
43CrMo4
1030
1040
1050
1541
1552
4130
4140
4150

Chemical composition(mass fraction)(wt.%) of the 5140

 

C
Si
Mn
P
S
Cr Ni
0.38-0.43   0.15-0.35 0.7-0.9  0.025  0.015   0.7-0.9  
Mo Al Cu Nb Ti V Ce
   0.05 0.3     +    
N O2 Pb B Other    
  0.002           
             

Mechanical Properties of steel grade 5140

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)
922 (≥) 569 (≥) 43 23 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade 5140

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
11 - -     0.32 -  
644 961 - 41.3 431   -  
165 - 22 44.2   113 114

Heat Treatment of steel grade 5140

Heat treated : 1693°C - 1679°C

Technological Curves of steel grade 5140

Cross Reference Table (Equivalent Grade) of 5140

Grade Standard Country Application
5140 Australia Structural steel

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