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Description

1.4518 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: 1.4518

Chemical composition(mass fraction)(wt.%) of the 1.4518

 

 

Si 
Mn 
 P
 S
Cr   Ni  Mo  Other
  0.10  1.50  1.50 0.030   0.030 16.0-18.0   ---------  -------------  Cu 2.75-3.50    Nb 12*C
N 0.12-0.25

Mechanical Properties of steel grade 1.4518

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)
671 (≥) 627 (≥) 33 22 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade 1.4518

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
34 - -     0.11 -  
131 712 - 11.3 333   -  
916 - 33 24.2   432 123

Heat Treatment of steel grade 1.4518

Heat treated : 1772°C - 1852°C

Technological Curves of steel grade 1.4518


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