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Prussian G 12
During the First World War, it was quickly noticed through the interaction of the railway administrations with their different locomotives that this diversity represented a very big obstacle in maintenance and operati...
General
| Property | Prussian G 12Remove |
|---|---|
| Built | 1917-1924 |
| Manufacturers | Henschel, Borsig, Linke-Hofmann, Hanomag, Schichau, AEG, Krupp, Rheinmetall, SACM, MBG Karlsruhe, Esslingen, Hartmann, BBC |
| Wheel arrangement | 2-10-0 (Decapod) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Prussian G 12Remove |
|---|---|
| Length | 18.48 m |
| Wheelbase | 8.50 m |
| Rigid wheelbase | 6.00 m |
| Total wheelbase | 15.38 m |
| Empty weight | 86.8 t |
| Service weight | 96.6 t |
| Adhesive weight | 82.8 t |
| Axle load | 16.7 t |
| Total weight | 142.1 t |
| Water capacity | 31,500 l |
| Fuel capacity | 7.5 t (coal) |
Boiler
| Property | Prussian G 12Remove |
|---|---|
| Grate area | 3.88 m² |
| Firebox surface | 14.19 m² |
| Tube heating surface | 176.66 m² |
| Evaporative heating surface | 190.85 m² |
| Superheater surface | 68.42 m² |
| Total heating surface | 259.3 m² |
Power plant
| Property | Prussian G 12Remove |
|---|---|
| Driver diameter | 1,400 mm |
| Boiler pressure | 14 bar |
| Expansion type | simple expansion |
| Cylinders | three, 570 x 660 mm |
Power
| Property | Prussian G 12Remove |
|---|---|
| Power source | steam |
| Indicated power | 1,133 kW (1,540 PS) |
| Top speed | 65 km/h |
| Starting effort | 273.4 kN |
Calculated values
| Property | Prussian G 12Remove |
|---|---|
| Factor of adhesion | 1 : 2.97 |
| Optimal speed | 26 km/h |
| Power-to-weight ratio | 11.7 kW/t |
| Heating Surface Equivalent | 398.6 m² |
| Cylinder volume/HSE | 1 : 1,267.43 |
| Adhesive weight/Total | 1 : 1.17 |
| Tractive force/Heating surface | 1 : 22.02 |
| Grate area/Heating surface | 1 : 66.82 |
| Firebox/Tube surface | 1 : 12.45 |
| Total/Superheater | 1 : 2.79 |
