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France AFNOR NF S275J2G4 非合金结构钢热轧产品交货技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S275J2G4 / S275J2G4
Category Grade Standard Region/Area Standard Content
Metals S275J2G4 NF EN 10025 France 非合金结构钢热轧产品交货技术条件

Chemical composition(mass fraction)(wt.%) of the S275J2G4

Element Min Max Similar

Mechanical Properties of steel grade S275J2G4

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)
786 (≥) 288 (≥) 11 13 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade S275J2G4

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
31 - -     0.11 -  
546 361 - 44.3 114   -  
353 - 22 42.2   211 323

Heat Treatment of steel grade S275J2G4

Heat treated : 1135°C - 1954°C

Technological Curves of steel grade S275J2G4

Cross Reference Table (Equivalent Grade) of S275J2G4

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