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Description

1.0438 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.0438
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 1.0438
TDC
TDCrV
TDSiCr
FDC
FDCrV
FDSiCr
BSt420S
1.0428
BSt500S
BSt500M

Chemical composition(mass fraction)(wt.%) of the 1.0438

C
Si
Mn
P
S
Cr Ni
  0.22       0.050  ≥ 0.01200.050    
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
 ≥ 0.01200.012       б0.12  ≥ 0.0120/MPa500    
             

Mechanical Properties of steel grade 1.0438

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)
757 (≥) 134 (≥) 14 14 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade 1.0438

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 - -     0.24 -  
829 455 - 12.3 123   -  
666 - 41 12.2   141 313

Heat Treatment of steel grade 1.0438

Heat treated : 1335°C - 1142°C

Technological Curves of steel grade 1.0438


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