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Description

E420J2 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: E420J2
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel E420J2
1.0225
E315
1.0236
E355
1.0580
E470
1.0536
38Mn6
1.1127
1.0599

Chemical composition(mass fraction)(wt.%) of the E420J2

C
Si
Mn
P
S
Cr Ni
 0.16-0.22 0.10-0.50  1.30-1.70  0.030   0.035  0.30  0.40
Mo Al Cu Nb Ti V Ce
 0.08   0.010 ≤0.30  ≤0.07  0.05 0.08-0.15  
N Co Pb B Other    
 0.020            
             

 

Mechanical Properties of steel grade E420J2

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)
568 (≥) 915 (≥) 31 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade E420J2

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
33 - -     0.32 -  
438 782 - 12.3 411   -  
216 - 21 23.2   224 322

Heat Treatment of steel grade E420J2

Heat treated : 1929°C - 1134°C

Technological Curves of steel grade E420J2


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