Home / Standards / GB/T 26027-2010 GB/T 26027-2010 Abolished Aluminium and aluminium alloys drawn seamless tubes for large circumscribed circle diameter of cross section 铝及铝合金大规格拉制无缝管 Standard Type GBT ICS 77.150.10 CCS H61 Status 废止 Issue Date 2011-01-10 Implementation 2011-10-01 Responsible Dept 中国有色金属工业协会 Drafting Unit 中国有色金属工业协会