Download or read book GB T 1979 2001 Translated English of Chinese Standard GBT 1979 2001 GB T1979 2001 GBT1979 2001 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-03-13 with total page 65 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies and describes the classification, characteristics, causing reasons and assessment principles, classification and the scope of application of the standard diagram, assessment methods and test report of acid-pickling macrostructure-defect of structural steel.