Home / Standards / YS/T 529-2009 YS/T 529-2009 Active 吸气用锆铝合金粉 Standard Type YS ICS N/A CCS N/A Status Active Issue Date 2009-12-04 Implementation 2010-06-01 Centralized Committee 工业和信息化部 Issuing Authority 工业和信息化部