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Grand Trunk class K-3
The K-3 was a series of 70 Pacifics delivered between 1910 and 1913 to the Grand Trunk. They had been built by Baldwin, Montreal Locomotive Works and the GT's own workshops. There were several batches from K-3-a to K-...
General
| Property | Grand Trunk class K-3Remove |
|---|---|
| Built | 1910-1913 |
| Manufacturers | Baldwin, Grand Trunk, Montreal Locomotive Works |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Grand Trunk class K-3Remove |
|---|---|
| Wheelbase | 10.11 m |
| Rigid wheelbase | 4.06 m |
| Total wheelbase | 18.99 m |
| Service weight | 103.9 t |
| Adhesive weight | 67.8 t |
| Axle load | 22.6 t |
| Total weight | 175.5 t |
| Water capacity | 30,283 l |
| Fuel capacity | 13.6 t (coal) |
Boiler
| Property | Grand Trunk class K-3Remove |
|---|---|
| Grate area | 4.703 m² |
| Firebox surface | 21.461 m² |
| Tube heating surface | 203.829 m² |
| Evaporative heating surface | 225.29 m² |
| Superheater surface | 53.698 m² |
| Total heating surface | 279.0 m² |
Power plant
| Property | Grand Trunk class K-3Remove |
|---|---|
| Driver diameter | 1,854 mm |
| Boiler pressure | 13.4 bar |
| Expansion type | simple expansion |
| Cylinders | two, 584 x 711 mm |
Power
| Property | Grand Trunk class K-3Remove |
|---|---|
| Power source | steam |
| Estimated power | 1,417 kW (1,927 PS) |
| Starting effort | 149.6 kN |
Calculated values
| Property | Grand Trunk class K-3Remove |
|---|---|
| Factor of adhesion | 1 : 4.45 |
| Optimal speed | 58 km/h |
| Power-to-weight ratio | 13.6 kW/t |
| Heating Surface Equivalent | 440.0 m² |
| Cylinder volume/HSE | 1 : 866.54 |
| Adhesive weight/Total | 1 : 1.53 |
| Tractive force/Heating surface | 1 : 11.20 |
| Grate area/Heating surface | 1 : 59.32 |
| Firebox/Tube surface | 1 : 9.50 |
| Total/Superheater | 1 : 4.20 |
