GB/T 4171-2008: Translated English of Chinese Standard. (GBT 4171-2008, GB/T4171-2008, GBT4171-2008)
www.ChineseStandard.net
This standard specifies the dimension, shape, mass and allowable deviations, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of atmospheric corrosion resisting structural steels.