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Japan JASO JC300 Electrical Equipment - Automobile - Copper Alloy Strips For Electric And Electronic Connectors and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: JC300 / JC300
Category Grade Standard Region/Area Standard Content
Metals JC300 JASO D620 Japan Electrical Equipment - Automobile - Copper Alloy Strips For Electric And Electronic Connectors

Chemical composition(mass fraction)(wt.%) of the JC300

Element Min Max Similar
Zn - 1.5000 -
Sn 0.1000 1.2000 -
Si - 0.8000 -
Ni 0.0500 3.4000 -
Mg - 0.8000 -
Fe - 1.5000 -
F - 0.1000 -
Cu - - -

Mechanical Properties of steel grade JC300

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)
567 (≥) 528 (≥) 43 34 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade JC300

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
24 - -     0.12 -  
565 318 - 24.3 233   -  
985 - 42 34.2   243 434

Heat Treatment of steel grade JC300

Heat treated : 1981°C - 1153°C

Technological Curves of steel grade JC300

Cross Reference Table (Equivalent Grade) of JC300

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