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China GB C73500 加工铜及铜合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C73500 / C73500
Category Grade Standard Region/Area Standard Content
Metals C73500 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 C73500

Element Min Max Similar
Zn - - -
Pb - 0.0900 -
Others total - 1.3500 -
Ni + Co 16.5000 19.5000 -
Mn - 0.5000 -
Fe - 0.2500 -
Cu 70.5000 73.5000 -

Mechanical Properties of steel grade C73500

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)
296 (≥) 173 (≥) 42 13 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade C73500

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
11 - -     0.11 -  
644 519 - 23.3 411   -  
333 - 21 42.2   222 342

Heat Treatment of steel grade C73500

Heat treated : 1461°C - 1582°C

Technological Curves of steel grade C73500

Cross Reference Table (Equivalent Grade) of C73500

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