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China GB T18667 加工铜及铜合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: T18667 / T18667
Category Grade Standard Region/Area Standard Content
Metals T18667 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 T18667

Element Min Max Similar
Zn - 0.0050 -
Sn - 0.0020 -
Sb - 0.0050 -
S - 0.0050 -
Pb - 0.0050 -
Others total - 0.3000 -
Ni - 0.0060 -
Mg 0.7000 0.8500 -
Fe - 0.0050 -
Cu - - -
Bi - 0.0020 -

Mechanical Properties of steel grade T18667

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)
579 (≥) 237 (≥) 14 32 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade T18667

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
12 - -     0.23 -  
558 263 - 21.3 114   -  
921 - 23 32.2   242 134

Heat Treatment of steel grade T18667

Heat treated : 1942°C - 1397°C

Technological Curves of steel grade T18667

Cross Reference Table (Equivalent Grade) of T18667

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