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Beira Railway classes F2 and F4
When the Beira-Bulawayo railway was built in the 1890s, its operator Pauling and Co. ordered six passenger locomotives from the Falcon Engine and Car Works in England. As the line was two-foot gauge , these 4-4-0 loco...
| Beira Railway classes F2 and F4Remove | |
|---|---|
| Variant | |
| Built | 1896-1898 |
| Manufacturers | Falcon Engine and Car Works;Glasgow Railway Engineering |
| Wheel arrangement | 2B |
| Gauge | 610 mm |
| Length | 9588 mm |
| Service mass | 14225 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Beira Railway classes F2 and F4Remove |
|---|---|
| Built | 1896-1898 |
| Manufacturers | Falcon Engine and Car Works, Glasgow Railway Engineering |
| Wheel arrangement | 4-4-0 (American) |
| Gauge | 610 mm |
Dimensions and weights
| Property | Beira Railway classes F2 and F4Remove |
|---|---|
| Length | 9.59 m |
| Wheelbase | 4.27 m |
| Total wheelbase | 7.93 m |
| Service mass | 14.2 t |
| Adhesion mass | 9.1 t |
| Total mass | 21.8 t |
| Rigid wheelbase | 1.65 m |
| Axle load | 5.1 t |
| Water capacity | 3,547 l |
| Fuel capacity | 2 t (coal) |
Boiler
| Property | Beira Railway classes F2 and F4Remove |
|---|---|
| Grate area | 0.488 m² |
| Firebox surface | 2.787 m² |
| Tube heating surface | 22.854 m² |
| Evaporative heating surface | 25.641 m² |
| Total heating surface | 25.6 m² |
Power plant
| Property | Beira Railway classes F2 and F4Remove |
|---|---|
| Driver diameter | 914 mm |
| Boiler pressure | 9.7 bar |
| Expansion type | simple expansion |
| Cylinders | two, 229 x 381 mm |
Power
| Property | Beira Railway classes F2 and F4Remove |
|---|---|
| Power source | steam |
| Estimated power | 52 kW (71 PS) |
| Starting effort | 17.9 kN |
Calculated values
| Property | Beira Railway classes F2 and F4Remove |
|---|---|
| Factor of adhesion | 1 : 5.02 |
| Optimal speed | 18 km/h |
| Power-to-weight ratio | 3.7 kW/t |
| Heating Surface Equivalent | 39.6 m² |
| Cylinder volume/HSE | 1 : 790.25 |
| Adhesive weight/Total | 1 : 1.56 |
| Tractive force/Heating surface | 1 : 14.55 |
| Grate area/Heating surface | 1 : 52.54 |
| Firebox/Tube surface | 1 : 8.20 |
