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China GB T28200 加工铜及铜合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: T28200 / T28200
Category Grade Standard Region/Area Standard Content
Metals T28200 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 T28200

Element Min Max Similar
Zn - - -
Pb - 0.5000 -
Others total - 1.0000 -
Fe - 0.3000 -
Cu 57.0000 60.0000 -

Mechanical Properties of steel grade T28200

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 (≥) 385 (≥) 11 42 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade T28200

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
34 - -     0.42 -  
972 754 - 23.3 322   -  
159 - 31 12.2   222 313

Heat Treatment of steel grade T28200

Heat treated : 1978°C - 1914°C

Technological Curves of steel grade T28200

Cross Reference Table (Equivalent Grade) of T28200

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