GB/T 39015.2-2020 Road vehicles—Interchangeability of mechanical couplings between tractors and semi-trailers—Part 2: Low-coupling tractors and high-volume semi-trailers
This part of GB/T39015 specifies the interchangeable dimensions, control dimensions and markings of the mechanical connection between the low tractor tractor semi-trailer and the large-volume semi-trailer. This part applies to the semi-trailer tractor with two-axle low tractor and the matching semi-trailer. 2 Interchangeable dimensions
GB/T 39015.2-2020 history
2020GB/T 39015.2-2020 Road vehicles—Interchangeability of mechanical couplings between tractors and semi-trailers—Part 2: Low-coupling tractors and high-volume semi-trailers