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China GB 6008 轨道列车车辆结构用铝合金挤压型材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 6008 / 6008
Category Grade Standard Region/Area Standard Content
Metals 6008 GB/T 26494 China 轨道列车车辆结构用铝合金挤压型材

Chemical composition(mass fraction)(wt.%) of the 6008

Element Min Max Similar
Zn - 0.2000 -
Si - 0.0500 -
Others total - 0.0100 -
Ni - 0.0010 -
Mn 0.2600 0.5000 -
Mg - - -
Fe - 0.0040 -
Cu - 0.0080 -
Be 0.0005 0.0030 -
Al 5.6000 6.4000 -

Mechanical Properties of steel grade 6008

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)
622 (≥) 635 (≥) 14 13 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade 6008

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
23 - -     0.12 -  
168 751 - 44.3 332   -  
593 - 13 32.2   334 442

Heat Treatment of steel grade 6008

Heat treated : 1694°C - 1191°C

Technological Curves of steel grade 6008

Cross Reference Table (Equivalent Grade) of 6008

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