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China GB T49240 加工铜及铜合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: T49240 / T49240
Category Grade Standard Region/Area Standard Content
Metals T49240 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 T49240

Element Min Max Similar
Zn - - -
Sn 0.0500 1.2000 -
Pb - 0.2000 -
Others total - 0.3000 -
Fe - 0.1000 -
Cu 58.0000 62.0000 -
Cd - 0.0100 -
Bi 0.3000 2.3000 -

Mechanical Properties of steel grade T49240

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)
912 (≥) 535 (≥) 24 32 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade T49240

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
13 - -     0.12 -  
451 142 - 32.3 133   -  
323 - 33 14.2   323 444

Heat Treatment of steel grade T49240

Heat treated : 1522°C - 1958°C

Technological Curves of steel grade T49240

Cross Reference Table (Equivalent Grade) of T49240

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