BS EN 1978:2022

This standard BS EN 1978:2022 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.