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EN C55

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EN C50 EN C55E
#C55

Description

Euronorm EN EN C55 Euronorm Structural steel and EN C55 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: EN C55
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

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 of steel 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)
885 (≥) 779 (≥) 13 13 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade EN C55

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
13 - -     0.21 -  
993 224 - 13.3 412   -  
352 - 42 22.2   133 142

Heat Treatment of steel grade EN C55

Heat treated : 1778°C - 1257°C

Technological Curves of steel grade EN C55

Cross Reference Table (Equivalent Grade) of EN C55

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
EN C50 EN C55E
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