1) The flat wagon is designed for transportation of three 20ft containers, or one 40ft container and one 20ft container, or one 40ft container, or one 45ft container, or one 48ft container, or one 50ft container, or one 53ft container.
2) The carbody is constructed using high-strength atmospheric corrosion resisting steel (Q450NQR1).
3) Equiped with two R120 bogies.
4) Adopt CHN 17 coupler.
5) Adopt Chines 120 brake system.
2 Parameters
| Wagon type | FLAT20X3-1 |
| Track gauge (A) | 1435 mm |
| Axle load | 23 t |
| Tare weight | 21.8 t |
| Loading weight | 72 t |
| Loading volume/capacity | 20ft container (3) |
| Running speed | ≤120 km/h |
| Min. curve radius | 145 m |
| Length between couplers (B) | 19.416 m |
| Distance between pivots (C) | 14.2 m |
| Max. width (D) | 2870 mm |
| Coupler height above top of rail (E) | 880 mm |
| Floor height above top of rail (F) | 1140 mm |
| Brake | CHN 120 |
| Bogie type | R120 |
| Coupler | CHN 17 |
| Freight | Container |
3 manufacturing process and train
