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Description

S255N Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: S255N
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel S255N
AISI 1052
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
1.0461
StE 255
AISI 10521

Chemical composition(mass fraction)(wt.%) of the S255N

 

 

Si 
Mn 
 P
 S
Cr   Ni  Mo  Other
  0.18  0.40  0.50-1.30  0.035  0.030   0.30  0.30   0.08  N 0.020   Nb 0.03
Nb+Ti+V 0.05
Al ≥ 0.020

Mechanical Properties of steel grade S255N

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)
846 (≥) 225 (≥) 34 44 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade S255N

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
12 - -     0.31 -  
248 252 - 34.3 423   -  
234 - 12 31.2   122 343

Heat Treatment of steel grade S255N

Heat treated : 1177°C - 1666°C

Technological Curves of steel grade S255N


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