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China GB QMn5 铜及铜合金带材 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: QMn5 / QMn5
Category Grade Standard Region/Area Standard Content
Metals QMn5 GB/T 2059 China 铜及铜合金带材

Chemical composition(mass fraction)(wt.%) of the QMn5

Element Min Max Similar

Mechanical Properties of steel grade QMn5

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)
859 (≥) 675 (≥) 34 21 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade QMn5

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
14 - -     0.24 -  
778 231 - 14.3 423   -  
488 - 31 32.2   122 321

Heat Treatment of steel grade QMn5

Heat treated : 1882°C - 1419°C

Technological Curves of steel grade QMn5

Cross Reference Table (Equivalent Grade) of QMn5

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