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China 唐山国丰Q/TGF SAE1018 结构用热轧钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SAE1018 / SAE1018
Category Grade Standard Region/Area Standard Content
Metals SAE1018 Q/TGF 303 China 结构用热轧钢带

Chemical composition(mass fraction)(wt.%) of the SAE1018

Element Min Max Similar
C 0.1500 0.2000 -
Si - 0.1500 -
Mn 0.6000 0.9000 -
P - 0.0250 -
S - 0.0250 -
Als 0.0150 0.0650 -
Cu - 0.2000 -
Cr - 0.1500 -
Ni - 0.1500 -

Mechanical Properties of steel grade SAE1018

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)
392 (≥) 546 (≥) 33 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade SAE1018

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
11 - -     0.33 -  
629 915 - 23.3 323   -  
965 - 33 42.2   124 142

Heat Treatment of steel grade SAE1018

Heat treated : 1264°C - 1449°C

Technological Curves of steel grade SAE1018

Cross Reference Table (Equivalent Grade) of SAE1018

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