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Western Australian Government Railways class W
The class W was created after the Second World War as a Mountain with a low axle load , which was mainly intended to pull freight trains and, if necessary, passenger trains. The original design of the WAGR was fundame...
General
| Property | Western Australian Government Railways class WRemove |
|---|---|
| Built | 1951-1952 |
| Manufacturers | Beyer, Peacock & Co. |
| Wheel arrangement | 4-8-2 (Mountain) |
| Gauge | 1,067 mm (Cape gauge) |
Dimensions and weights
| Property | Western Australian Government Railways class WRemove |
|---|---|
| Wheelbase | 9.60 m |
| Rigid wheelbase | 4.08 m |
| Total wheelbase | 16.31 m |
| Service weight | 64.4 t |
| Adhesive weight | 39.5 t |
| Axle load | 10 t |
| Total weight | 99.1 t |
| Water capacity | 13,639 l |
| Fuel capacity | 5.1 t (coal) |
Boiler
| Property | Western Australian Government Railways class WRemove |
|---|---|
| Grate area | 2.508 m² |
| Firebox surface | 17.373 m² |
| Tube heating surface | 86.4 m² |
| Evaporative heating surface | 103.773 m² |
| Superheater surface | 28.335 m² |
| Total heating surface | 132.1 m² |
Power plant
| Property | Western Australian Government Railways class WRemove |
|---|---|
| Driver diameter | 1,219 mm |
| Boiler pressure | 13.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 406 x 610 mm |
Power
| Property | Western Australian Government Railways class WRemove |
|---|---|
| Power source | steam |
| Estimated power | 1,044 kW (1,419 PS) |
| Starting effort | 96.8 kN |
Calculated values
| Property | Western Australian Government Railways class WRemove |
|---|---|
| Factor of adhesion | 1 : 4.00 |
| Optimal speed | 66 km/h |
| Power-to-weight ratio | 16.2 kW/t |
| Heating Surface Equivalent | 247.3 m² |
| Cylinder volume/HSE | 1 : 639.49 |
| Adhesive weight/Total | 1 : 1.63 |
| Tractive force/Heating surface | 1 : 15.30 |
| Grate area/Heating surface | 1 : 52.67 |
| Firebox/Tube surface | 1 : 4.97 |
| Total/Superheater | 1 : 3.66 |
