1.8550 1.8550 Datasheet
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 1.8550
1.8516
31CrMoV9
1.8519
1.8521
15CrMoV5-9
1.8522
33CrMoV12-9
1.8523
40CrMoV13-9
34CrAlNi7-10
Datasheet for:Steel Grades:Carbon Steel:1.8550

Chemical composition(mass fraction)(wt.%) of the 1.8550

 

C
Si
Mn
P
S
Cr Ni
0.30-0.37 0.40  0.40-0.70  0.025  0.035  1.50-1.80  
Mo Al Cu Nb Ti V Ce
0.15-0.25         0.85-1.15   
N Co Pb B Other    
             
             

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade 1.8550

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)
246 (≥) 141 (≥) 41 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 344
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
23 - -     0.23 -  
166 392 - 34.3 122   -  
918 - 41 44.2   124 123
Heat treated : 1525°C - 1546°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
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