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China GB Q500E 高强度结构用调质钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q500E / Q500E
Category Grade Standard Region/Area Standard Content
Metals Q500E GB/T 16270 China 高强度结构用调质钢板

Chemical composition(mass fraction)(wt.%) of the Q500E

Element Min Max Similar
Al 0.0150 - -
B - 0.0040 -
Mo - 0.2000 -
N - 0.0150 -
Cu - 0.5500 -
Ni - 0.8000 -
Cr - 0.6000 -
Ti - 0.2000 -
V - 0.1200 -
Nb - 0.1100 -
S - 0.0200 -
P - 0.0250 -
Mn - 1.8000 -
Si - 0.6000 -
C - 0.1800 -
V - 0.1200 -
Ti - 0.2000 -
Si - 0.6000 -
S - 0.0200 -
P - 0.0250 -
Ni - 0.8000 -
Nb - 0.1100 -
N - 0.0150 -
Mo - 0.2000 -
Mn - 1.8000 -
Cu - 0.5500 -
Cr - 0.6000 -
C - 0.1800 -
B - 0.0040 -
Al 0.0150 - -

Mechanical Properties of steel grade Q500E

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)
141 (≥) 241 (≥) 14 33 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade Q500E

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
41 - -     0.44 -  
826 889 - 12.3 214   -  
613 - 11 12.2   442 311

Heat Treatment of steel grade Q500E

Heat treated : 1684°C - 1477°C

Technological Curves of steel grade Q500E

Cross Reference Table (Equivalent Grade) of Q500E

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