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London, Midland & Scottish Stanier class 5 “Black Five”
The “Black Five” was Stanier's most famous design and also one of the most famous British steam locomotives ever. It was created because Stanier was of the opinion that the 2-6-0 Moguls used in power class 5 in mixed ...
General
| Property | London, Midland & Scottish Stanier class 5 “Black Five” domed boiler |
|---|---|
| Built | 1934-1951 |
| Manufacturers | Crewe, Derby, Horwich, Vulcan Foundry, Armstrong Whitworth |
| Wheel arrangement | 4-6-0 (Ten-wheeler) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | London, Midland & Scottish Stanier class 5 “Black Five” domed boiler |
|---|---|
| Length | 19.40 m |
| Wheelbase | 8.28 m |
| Rigid wheelbase | 4.57 m |
| Service weight | 73.3 t |
| Adhesive weight | 53.1 t |
| Axle load | 18.2 t |
| Total weight | 126.4 t |
| Water capacity | 18,185 l |
| Fuel capacity | 9.1 t (coal) |
Boiler
| Property | London, Midland & Scottish Stanier class 5 “Black Five” domed boiler |
|---|---|
| Grate area | 2.662 m² |
| Firebox surface | 15.886 m² |
| Tube heating surface | 121.517 m² |
| Evaporative heating surface | 137.404 m² |
| Superheater surface | 33.35 m² |
| Total heating surface | 170.8 m² |
Power plant
| Property | London, Midland & Scottish Stanier class 5 “Black Five” domed boiler |
|---|---|
| Driver diameter | 1,829 mm |
| Boiler pressure | 15.5 bar |
| Expansion type | simple expansion |
| Cylinders | two, 470 x 711 mm |
Power
| Property | London, Midland & Scottish Stanier class 5 “Black Five” domed boiler |
|---|---|
| Power source | steam |
| Estimated power | 1,342 kW (1,825 PS) |
| Starting effort | 113.2 kN |
Calculated values
| Property | London, Midland & Scottish Stanier class 5 “Black Five” domed boiler |
|---|---|
| Factor of adhesion | 1 : 4.60 |
| Optimal speed | 72 km/h |
| Power-to-weight ratio | 18.3 kW/t |
| Heating Surface Equivalent | 283.5 m² |
| Cylinder volume/HSE | 1 : 870.00 |
| Adhesive weight/Total | 1 : 1.38 |
| Tractive force/Heating surface | 1 : 13.85 |
| Grate area/Heating surface | 1 : 64.15 |
| Firebox/Tube surface | 1 : 7.65 |
| Total/Superheater | 1 : 4.12 |
