Home / Standards / HG/T 2055.2-2013 HG/T 2055.2-2013 Abolished 搪玻璃带视镜人孔 Standard Type HG ICS N/A CCS N/A Status Abolished Issue Date 2013-10-17 Implementation 2014-03-01 Centralized Committee 工业和信息化 Issuing Authority 工业和信息化