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Description

1.7139 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.7139
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 1.7139
1.7027
20CrS4
1.7028
28CrS4
1.7036
28Cr4
1.7030
16MnCr5
1.7131
16MnCrS5

Chemical composition(mass fraction)(wt.%) of the 1.7139

C
Si
Mn
P
S
Cr Ni
0.14-0.19  0.40  1.00-1.30  0.035  0.035  0.80-1.10   
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 1.7139

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)
777 (≥) 844 (≥) 22 33 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade 1.7139

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 - -     0.42 -  
925 955 - 22.3 434   -  
999 - 32 13.2   323 422

Heat Treatment of steel grade 1.7139

Heat treated : 1877°C - 1912°C

Technological Curves of steel grade 1.7139


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