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Homepage>BS Standards>77 METALLURGY>77.150 Products of non-ferrous metals>77.150.30 Copper products>21/30432859 DC BS EN 1978. Copper and copper alloys. Copper cathodes
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21/30432859 DC BS EN 1978. Copper and copper alloys. Copper cathodes

21/30432859 DC

BS EN 1978. Copper and copper alloys. Copper cathodes

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Standard number:21/30432859 DC
Pages:19
Released:2021-08-12
Status:Draft for Comment
DESCRIPTION

21/30432859 DC


This standard 21/30432859 DC BS EN 1978. Copper and copper alloys. Copper cathodes is classified in these ICS categories:
  • 77.150.30 Copper products

This document specifies the composition and property requirements for cathodes of two copper grades, designated Cu-CATH-1 (CR001A) and Cu-CATH-2 (CR002A).

Annex A (normative) describes methods for sampling cathodes for use in cases of dispute between the purchaser and the supplier. Annex B (informative) gives information on the relationships between electrical resistivity and conductivity of copper.