Home / Standards / YB/T 4221-2010 YB/T 4221-2010 Abolished 机编钢丝网用镀层钢丝 Standard Type YB ICS N/A CCS N/A Status Abolished Issue Date 2010-11-10 Implementation 2011-03-01 Centralized Committee 工业和信息化部 Issuing Authority 工业和信息化部