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QSn6.5-0.4

China YS QSn6.5-0.4 铜及铜合金挤制棒 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: QSn6.5-0.4 / QSn6.5-0.4
Category Grade Standard Region/Area Standard Content
Metals QSn6.5-0.4 YS/T 649 China 铜及铜合金挤制棒

Chemical composition(mass fraction)(wt.%) of the QSn6.5-0.4

Element Min Max Similar
Zn - 0.3000 -
Sn 6.0000 7.0000 -
Pb - 0.0200 -
P 0.2600 0.4000 -
Others total - 0.0400 -
Ni - 0.2000 -
Fe - 0.0200 -
Cu - - -
Al - 0.0020 -

Mechanical Properties of steel grade QSn6.5-0.4

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)
819 (≥) 523 (≥) 12 11 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade QSn6.5-0.4

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
43 - -     0.33 -  
352 168 - 41.3 344   -  
269 - 14 11.2   144 134

Heat Treatment of steel grade QSn6.5-0.4

Heat treated : 1118°C - 1831°C

Technological Curves of steel grade QSn6.5-0.4

Cross Reference Table (Equivalent Grade) of QSn6.5-0.4

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