This standard specifies the grades and chemical compositions of processed copper and copper alloys. This standard is applicable to copper and copper alloy processed products produced by pressure processing and the ingots and blanks used therein.
GB/T 5231-2012 history
2022GB/T 5231-2022 Designation and chemical composition of wrought copper and copper alloys
2012GB/T 5231-2012 Designation and chemical composition of wrought copper and copper alloys
2001GB/T 5231-2001 Wrought copper and copper alloys chemical composition limits and forms of wrought products