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Description

S275JR Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: S275JR
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel S275JR
RSt37-2
S235JR
S235JR
RSt37-2
1.0038
1.0114
St37-3U
S235J0
S235J2
1.0117

Chemical composition(mass fraction)(wt.%) of the S275JR

 

C
Si
Mn
P
S
Cr Ni
0.21    1.50  0.035  0.035     
Mo Al Cu Nb Ti V Ce
     0.55        
N Co Pb B Other    
 0.012       tuoyang    N 
houdu ≤ 40
   
             

Mechanical Properties of steel grade S275JR

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)
678 (≥) 175 (≥) 24 32 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade S275JR

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 - -     0.12 -  
442 944 - 24.3 323   -  
543 - 31 33.2   433 231

Heat Treatment of steel grade S275JR

Heat treated : 1719°C - 1621°C

Technological Curves of steel grade S275JR

Cross Reference Table (Equivalent Grade) of S275JR

Grade Standard Country Application
EN S275JR EN Euronorm Structural steel

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