Summary: This car is utilized for grossly oversized and very heavy goods transportation such as machinery-building, metallurgical and chemical industries, etc., which is suitable for operating on China standard gauge railway. It is mainly comprised of one depressed underframe, two small underframes, four bogies and brake equipments, coupler and draft gear, etc. The depressed underframe is fabricated from one load-bearing beam, two side arms and center plate beam. The structure of side arms shall be in such manner that upper bent angle shall be of arc transition, and lower bent angle shall be of angle transition. And the car adopts two-axle (class E) welding frame type bogie, air brake system with 120 type control valve, chain type hand brake, 13 type top operation coupler and ST type draft gear.
Main technical parameters:
| Loading capacity（t） |
150 |
| Tare weight（t） |
50 |
| Height of load-bearing plane from rail top (mm): 800（empty） |
|
| Number of axle |
8 |
| Max. operating speed (km/h) |
120 |
| Min. radius of curvature negotiable (m) |
145 |
