Home / Standards / QB/T 2442.2-1999 QB/T 2442.2-1999 Abolished 夹扭剪切两用钳 电工钳 Standard Type QB ICS N/A CCS N/A Status Abolished Issue Date 1999-05-06 Implementation 1999-12-01 Centralized Committee 国家轻工业局 Issuing Authority 国家轻工业局