Download or read book GB T 12220 2015 Translated English of Chinese Standard GBT 12220 2015 GB T12220 2015 GBT12220 2015 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2016-07-08 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the contents of marking and labeling methods of industrial valves. This standard applies to industrial metal valves. If any valve product standard is inconsistent with this standard, the requirements of the valve product standard prevail. For other valves, it can be implemented by referring to this standard.