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China GB T67200 加工铜及铜合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: T67200 / T67200
Category Grade Standard Region/Area Standard Content
Metals T67200 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 T67200

Element Min Max Similar
Zn - - -
Sn - 0.1000 -
Si 0.5000 1.5000 -
Pb - 0.0500 -
Others total - 1.2000 -
Mn 2.7000 3.7000 -
Fe - 0.1000 -
Cu 60.0000 63.0000 -
Al 2.4000 3.4000 -

Mechanical Properties of steel grade T67200

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)
893 (≥) 758 (≥) 12 41 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade T67200

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
42 - -     0.44 -  
537 578 - 34.3 124   -  
978 - 44 22.2   423 322

Heat Treatment of steel grade T67200

Heat treated : 1171°C - 1321°C

Technological Curves of steel grade T67200

Cross Reference Table (Equivalent Grade) of T67200

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