Pure copper wire
Description:
1. Voluntary standards: GB/T14953-94
2. Technical requirements:
a. Chemical composition: In accordance with stipulations of GB/T5231
b. Mechanical property: In accordance with stipulations of 4.3, GB/T14953-94
c. Processing property: In accordance with stipulations of 4.4, GB/T14953-94 
d. Electrical property: In accordance with stipulations of 4.5, GB/T14953-94 . | |
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Electrolytic copper
Description:
1. Voluntary standards: GB/T467-1997
2. Technical requirements:
a. Chemical compositions of cathode copper: In accordance with stipulations of No.1 copper of GB466-82 copper classification.
b. Cathode copper is of clean, smooth surface and neat rim angle.
c. Weight of a single block is no less than 10kg，thickness of the central part is no less than 5mm……
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