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China GB QAl6 加工铜及铜合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: QAl6 / QAl6
Category Grade Standard Region/Area Standard Content
Metals QAl6 GB/T 5231 China 加工铜及铜合金牌号和化学成分

Chemical composition(mass fraction)(wt.%) of the QAl6

Element Min Max Similar
Pb - 0.1000 -
Others total - 0.7000 -
Fe - 0.1000 -
Cu - - -
As 0.0200 0.3500 -
Al 5.0000 6.5000 -

Mechanical Properties of steel grade QAl6

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)
233 (≥) 542 (≥) 22 13 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade QAl6

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
24 - -     0.12 -  
249 538 - 14.3 133   -  
732 - 34 41.2   443 424

Heat Treatment of steel grade QAl6

Heat treated : 1248°C - 1616°C

Technological Curves of steel grade QAl6

Cross Reference Table (Equivalent Grade) of QAl6

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