Home / Standards / GB/T 32538.1-2016 GB/T 32538.1-2016 Active Agricultural vehicles—Mechanical connections on towed vehicles—Part 1: Dimensions for hitch rings of 50/30 mm cross section 农业车辆 被牵引车辆的机械连接装置 第1部分：50mm/30mm横截面的挂接环尺寸 Standard Type GBT ICS 65.060.10 CCS B90 Status 现行 Issue Date 2016-02-24 Implementation 2016-09-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A