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Prussian G 8
The G 8 was the first superheated goods steam locomotive in Prussia. A total of 1,054 were built between 1902 and 1913, its development G 8[h]1[/h] even more than 5,000 times. The design came from Vulcan, but due to t...
General
| Property | Prussian G 8 600 mm cylinders |
|---|---|
| Built | 1902-1913 |
| Manufacturers | Vulcan, Grafenstaden, Hanomag, Henschel, Schichau |
| Wheel arrangement | 0-8-0 (Eight-coupled) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Prussian G 8 600 mm cylinders |
|---|---|
| Length | 17.97 m |
| Wheelbase | 4.50 m |
| Rigid wheelbase | 4.50 m |
| Total wheelbase | 12.95 m |
| Empty weight | 53.3 t |
| Service weight | 59.2 t |
| Adhesive weight | 59.2 t |
| Axle load | 14.8 t |
| Total weight | 93 t |
| Water capacity | 16,000 l |
| Fuel capacity | 6 t (coal) |
Boiler
| Property | Prussian G 8 600 mm cylinders |
|---|---|
| Grate area | 2.35 m² |
| Firebox surface | 13 m² |
| Tube heating surface | 140 m² |
| Evaporative heating surface | 153 m² |
| Superheater surface | 40.4 m² |
| Total heating surface | 193.4 m² |
Power plant
| Property | Prussian G 8 600 mm cylinders |
|---|---|
| Driver diameter | 1,350 mm |
| Boiler pressure | 12 bar |
| Expansion type | simple expansion |
| Cylinders | two, 600 x 660 mm |
Power
| Property | Prussian G 8 600 mm cylinders |
|---|---|
| Power source | steam |
| Indicated power | 809 kW (1,100 PS) |
| Top speed | 60 km/h |
| Starting effort | 179.5 kN |
Calculated values
| Property | Prussian G 8 600 mm cylinders |
|---|---|
| Factor of adhesion | 1 : 3.24 |
| Optimal speed | 27 km/h |
| Power-to-weight ratio | 13.7 kW/t |
| Heating Surface Equivalent | 298.8 m² |
| Cylinder volume/HSE | 1 : 1,249.07 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 19.39 |
| Grate area/Heating surface | 1 : 82.30 |
| Firebox/Tube surface | 1 : 10.77 |
| Total/Superheater | 1 : 3.79 |
