Download or read book GB T 5231 2012 Translated English of Chinese Standard GBT 5231 2012 GB T5231 2012 GBT5231 2012 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2015-10-22 with total page 23 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies designation and chemical composition of wrought copper and copper alloy. This Standard is applicable to the wrought product of copper and copper alloy produced by pressure method, and the ingot casting and blank adopted for copper and copper alloy.