Dalian and other Chinese works
China DF4
China Railways DF4
China · 1969
Specification
| Class | China Railways DF4 |
|---|---|
| Nicknames | Dongfeng 4, DF4 |
| Builder | Dalian and other Chinese works |
| Year introduced | 1969 |
| Country built | China |
| Region | China |
| Operators | China Railway |
| Era | Dieselisation |
| Motive power | Diesel |
| Role | Mixed traffic |
| UIC | Co′Co′ |
| Wheel arrangement | Co-Co |
| Gauge | 1,435 mm — standard gauge |
| Quantity built | 5,700 |
| Power | About 2,430–3,300 kW depending on the DF4B, DF4C or DF4D variant |
| Tractive effort | High for a single-frame Co-Co; later variants were re-engined and re-geared |
| Top speed | 170 km/h · 106 mph |
| Weight | About 138 tonnes for a typical DF4B |
| Length | About 21 m |
| Status | In service |