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China GB Q215A 碳素结构钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q215A / Q215A
Category Grade Standard Region/Area Standard Content
Metals Q215A GB/T 700 China 碳素结构钢

Chemical composition(mass fraction)(wt.%) of the Q215A

Element Min Max Similar

Mechanical Properties of steel grade Q215A

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)
674 (≥) 793 (≥) 22 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade Q215A

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
21 - -     0.21 -  
946 587 - 31.3 213   -  
825 - 11 41.2   231 322

Heat Treatment of steel grade Q215A

Heat treated : 1637°C - 1771°C

Technological Curves of steel grade Q215A

Cross Reference Table (Equivalent Grade) of Q215A

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