China 'GB/T 19520.18-2018
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 19520.18-2018
Mechanical structures for electronic equipment—Dimensions of mechanical structures of the 482.6 mm (19 in) series—Part 3-106: Adaptation dimensions for subracks and chassis applicable with metric cabinets or racks in accordance with IEC 60917-2-1 电子设备机械结构-482.6-mm(19-in)系列机械结构尺寸-第3-106部分:适用于符合IEC-60917-2-1公制机柜或机架的插箱和机箱的适配尺寸
Issued Date:2018
Implemented Date:2019-7-1
Issued by:
The Standardization Administration of the People's Republic of China