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China GB C18000 加工铜及铜合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C18000 / C18000
Category Grade Standard Region/Area Standard Content
Metals C18000 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 C18000

Element Min Max Similar
Si 0.4000 0.8000 -
Others total - 0.6500 -
Ni + Co 1.8000 3.0000 -
Fe - 0.1500 -
Cu - - -
Cr 0.1000 0.8000 -

Mechanical Properties of steel grade C18000

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)
348 (≥) 692 (≥) 31 34 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade C18000

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
14 - -     0.11 -  
228 598 - 44.3 424   -  
766 - 12 23.2   134 432

Heat Treatment of steel grade C18000

Heat treated : 1357°C - 1174°C

Technological Curves of steel grade C18000

Cross Reference Table (Equivalent Grade) of C18000

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