Download or read book GB/T 30063-2013 Translated English of Chinese Standard. (GBT 30063-2013, GB/T30063-2013, GBT30063-2013) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2018-11-09 with total page 19 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the dimensions, shape, weight, technical requirements, test methods, inspection rules, markings, packaging and quality certificates for longitudinal submerged arc welded steel tubes for structural purpose. This standard is applicable to longitudinal submerged arc welded steel tubes, which have an outer diameter not less than 400 mm, for buildings, bridges, towers, piles, struts and other general structures. It is not applicable to steel tubes for mechanical structures.