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China 首钢Q/SG S275J0 欧标非合金结构钢钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S275J0 / S275J0
Category Grade Standard Region/Area Standard Content
Metals S275J0 Q/SGZGS 318 China 欧标非合金结构钢钢板

Chemical composition(mass fraction)(wt.%) of the S275J0

Element Min Max Similar
C - 0.2100 -
Mn - 1.6000 -
P - 0.0400 -
S - 0.0400 -
N - 0.0140 -
Cu - 0.6000 -
C - 0.1800 -
Mn - 1.5000 -
P - 0.0300 -
S - 0.0300 -
N - 0.0120 -
Cu - 0.5500 -
C - 0.2100 -
Mn - 1.6000 -
P - 0.0400 -
S - 0.0400 -
N - 0.0140 -
Cu - 0.6000 -
C - 0.1800 -
Mn - 1.5000 -
P - 0.0300 -
S - 0.0300 -
N - 0.0120 -
Cu - 0.5500 -

Mechanical Properties of steel grade S275J0

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)
954 (≥) 728 (≥) 33 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade S275J0

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
24 - -     0.44 -  
869 482 - 23.3 124   -  
743 - 13 12.2   232 333

Heat Treatment of steel grade S275J0

Heat treated : 1267°C - 1635°C

Technological Curves of steel grade S275J0

Cross Reference Table (Equivalent Grade) of S275J0

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