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Cape Government Railways class 4 4-4-2
Almost identical to the Japanese Atlantics with the JNR numbers 6600 to 6623 were the six locomotives that the Cape Government Railways received from Baldwin in 1897. The order came about because the CGR could not ord...
| Cape Government Railways class 4 4-4-2Remove | |
|---|---|
| Variant | Standard |
| Built | 1897 |
| Manufacturers | Baldwin |
| Wheel arrangement | 2B1 |
| Gauge | 1067 mm |
| Length | 16294 mm |
| Service mass | 45520 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Cape Government Railways class 4 4-4-2 Standard Remove |
|---|---|
| Built | 1897 |
| Manufacturers | Baldwin |
| Wheel arrangement | 4-4-2 (Atlantic) |
| Gauge | 1,067 mm |
Dimensions and weights
| Property | Cape Government Railways class 4 4-4-2 Standard Remove |
|---|---|
| Length | 16.29 m |
| Wheelbase | 6.86 m |
| Total wheelbase | 14.01 m |
| Service mass | 45.5 t |
| Adhesion mass | 24.1 t |
| Total mass | 76.1 t |
| Rigid wheelbase | 1.83 m |
| Axle load | 12.3 t |
| Water capacity | 10,910 l |
| Fuel capacity | 5.8 t (coal) |
Boiler
| Property | Cape Government Railways class 4 4-4-2 Standard Remove |
|---|---|
| Grate area | 2.787 m² |
| Firebox surface | 9.105 m² |
| Tube heating surface | 135.824 m² |
| Evaporative heating surface | 144.929 m² |
| Total heating surface | 144.9 m² |
Power plant
| Property | Cape Government Railways class 4 4-4-2 Standard Remove |
|---|---|
| Driver diameter | 1,422 mm |
| Boiler pressure | 12.4 bar |
| Expansion type | simple expansion |
| Cylinders | two, 406 x 559 mm |
Power
| Property | Cape Government Railways class 4 4-4-2 Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 597 kW (812 PS) |
| Starting effort | 68.4 kN |
Calculated values
| Property | Cape Government Railways class 4 4-4-2 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 3.46 |
| Optimal speed | 53 km/h |
| Power-to-weight ratio | 13.1 kW/t |
| Heating Surface Equivalent | 190.5 m² |
| Cylinder volume/HSE | 1 : 761.19 |
| Adhesive weight/Total | 1 : 1.89 |
| Tractive force/Heating surface | 1 : 9.86 |
| Grate area/Heating surface | 1 : 52.00 |
| Firebox/Tube surface | 1 : 14.92 |
