Home / Standards / GB/T 21183-2007 GB/T 21183-2007 Abolished Zirconium and zirconium alloy sheet, strip and foil 锆及锆合金板、带、箔材 Standard Type GBT ICS 77.120.99 CCS H63 Status 废止 Issue Date 2007-11-23 Implementation 2008-06-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A