China 'GB/T 19408.4-2009
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 19408.4-2009
Agricultural vehicles - Mechanical connections between towed and towing vehicles - Part 4: Dimensions of piton-type coupling 农业车辆 挂车和牵引车的机械连接 第4部分:楔形连接装置的尺寸
Issued Date:2009-11-15
Implemented Date:2010-05-01
Issued by:
The Standardization Administration of the People's Republic of China