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Description

EL8 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: EL8

Chemical composition(mass fraction)(wt.%) of the EL8

C
Si
Mn
P
S
Cr Ni
0.10 0.07 0.25-0.6 0.03 0.03    
Mo Al Cu Nb Ti V Ce
    ≤0.35        
N Co Pb B Other    
             
             

Mechanical Properties of steel grade EL8

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)
561 (≥) 871 (≥) 33 33 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade EL8

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
44 - -     0.21 -  
224 563 - 12.3 241   -  
711 - 34 12.2   341 244

Heat Treatment of steel grade EL8

Heat treated : 1748°C - 1735°C

Technological Curves of steel grade EL8


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