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China GB C37700 加工加工铜及铜合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C37700 / C37700
Category Grade Standard Region/Area Standard Content
Metals C37700 GB/T 5231 China 加工加工铜及铜合金牌号和化学成分

Chemical composition(mass fraction)(wt.%) of the C37700

Element Min Max Similar
Zn - - -
Pb 1.5000 2.5000 -
Others total - 0.8000 -
Fe - 0.3000 -
Cu 58.0000 61.0000 -

Mechanical Properties of steel grade C37700

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)
134 (≥) 685 (≥) 11 43 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade C37700

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
13 - -     0.14 -  
858 158 - 34.3 114   -  
814 - 34 43.2   242 321

Heat Treatment of steel grade C37700

Heat treated : 1325°C - 1846°C

Technological Curves of steel grade C37700

Cross Reference Table (Equivalent Grade) of C37700

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