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South Australian class 600
In 1924, the South Australian Railways ordered ten 4-6-2 locomotives from Armstrong Whitworth in Britain which were based on the USRA Light Pacific. They had to be modified to fit the smaller Australian loading gauge ...
General
| Property | South Australian class 600Remove |
|---|---|
| Built | 1926 |
| Manufacturers | Armstrong Whitworth |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,600 mm (Irish broad gauge) |
Dimensions and weights
| Property | South Australian class 600Remove |
|---|---|
| Length | 24.16 m |
| Wheelbase | 10.92 m |
| Rigid wheelbase | 4.17 m |
| Total wheelbase | 21.23 m |
| Service weight | 118.9 t |
| Adhesive weight | 71.7 t |
| Axle load | 24.1 t |
| Total weight | 202.8 t |
| Water capacity | 32,414 l |
| Fuel capacity | 12.2 t (coal) |
Boiler
| Property | South Australian class 600Remove |
|---|---|
| Grate area | 5.11 m² |
| Firebox surface | 25.084 m² |
| Tube heating surface | 274.343 m² |
| Evaporative heating surface | 299.427 m² |
| Superheater surface | 69.027 m² |
| Total heating surface | 368.5 m² |
Power plant
| Property | South Australian class 600Remove |
|---|---|
| Driver diameter | 1,905 mm |
| Boiler pressure | 13.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 610 x 711 mm |
Power
| Property | South Australian class 600Remove |
|---|---|
| Power source | steam |
| Estimated power | 1,715 kW (2,332 PS) |
| Starting effort | 162.6 kN |
Calculated values
| Property | South Australian class 600Remove |
|---|---|
| Factor of adhesion | 1 : 4.32 |
| Optimal speed | 64 km/h |
| Power-to-weight ratio | 14.4 kW/t |
| Heating Surface Equivalent | 562.9 m² |
| Cylinder volume/HSE | 1 : 737.51 |
| Adhesive weight/Total | 1 : 1.66 |
| Tractive force/Heating surface | 1 : 9.22 |
| Grate area/Heating surface | 1 : 72.10 |
| Firebox/Tube surface | 1 : 10.94 |
| Total/Superheater | 1 : 4.34 |
