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Spain UNE S355J2G4 Spain structural steel and S355J2G4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: S355J2G4
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel S355J2G4 UNE Spain Spain structural steel
S235J0
S235J2G3
S235J2G4
S27SJR
S275J0
S275J2G3
S275J2G4
S355JR
S355J0
S355J2G3

Chemical composition(mass fraction)(wt.%) of the S355J2G4

C(%) Si(%) Mn(%) P(%) S(%)
0.20 0.55 1.60 0.035 0.035

Mechanical Properties of steel grade S355J2G4

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)
979 (≥) 213 (≥) 14 22 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade S355J2G4

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
21 - -     0.34 -  
213 339 - 42.3 123   -  
495 - 24 14.2   341 431

Heat Treatment of steel grade S355J2G4

Heat treated : 1256°C - 1561°C

Technological Curves of steel grade S355J2G4

Cross Reference Table (Equivalent Grade) of S355J2G4

Grade Standard Country Application
S355J2G4 UNE Spain Spain structural steel
EN S355J2G4 EN Euronorm Euronorm Structural steel

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