Heating Surface Area
?
| Class | U-4b | ||||
|---|---|---|---|---|---|
| Country | USA | ||||
| Railroad Line | Grand Trunk Western | ||||
|
|||||
| Wheel Arrangement | 2'D2' h2 | Boiler Pressure | kp/cm² | ||
| Tender | 3'3' | Grate Area | m² | ||
| Driving Wheel Ø | mm | Heating Surface Area |
m² | ||
| Leading Wheel Ø | mm | Superheater Area | m² | ||
| Trailing Wheel Ø | mm | Cylinder Ø | mm | ||
| Length (over all) | mm | Piston Stroke | mm | ||
| Max. Speed (Design) | km/h | Max. Axle Loading | Mp | ||
| Max. Speed (achieved) | km/h | Weight on drivers | Mp | ||
| Power | hpi | Weight (total) | Mp | ||
| Fuel | Power Transmission | Rods | |||
| Gauge | 1435 mm | Tractive Effort | Mp | ||
| First Bldg. Year |
|
Number built | ? |
||
| Weitgehend identisch mit der Klasse U-4a der Canadian National Railways. | |||||