EN C55

This page provides EN C55 datasheet, EN C55 mechanical properties, chemical element EN C55, technical specifications of EN C55 steel material properties. EN C55 performance specifications.

Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel EN C55 EN Euronorm Euronorm Structural steel
EN C22
EN C25
EN C25E
EN C30
EN C35
EN C35E
EN C40
EN C45
EN C45E
EN C50
Datasheet for:Steel Grades:Structure Steel:EN C55

Chemical composition(mass fraction)(wt.%) of the EN C55

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%)
0.52-0.60 0.40 0.S0-0.90 0.045 0.04 5 0.40 0.40 0.10

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade EN C55

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)
951 (≥) 998 (≥) 12 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 342
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
43 - -     0.42 -  
957 917 - 22.3 211   -  
799 - 34 13.2   331 242
Heat treated : 1446°C - 1899°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.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
C55W DIN Germany
Carbon tool steel
OLC55S STAS/SR Romania
Structural steel
OLC55XS STAS/SR Romania
Structural steel
OLC55CS STAS/SR Romania
Alloy structural steel
OLC55A STAS/SR Romania
Alloy structural steel
C55E UNE Spain
Spain structural alloy steel
C55R UNE Spain
Spain structural alloy steel
RC55 ONORM Austria
Austrian structural steel
EN C55E EN Euronorm
Euronorm Structural steel
EN C55R EN Euronorm
Euronorm Structural steel
EN C55 EN Euronorm
Euronorm Structural steel
EN C55 EN Euronorm
Euronorm Structural steel
EN C55E EN Euronorm
Euronorm Structural steel
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