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Japanese Government Railways class C50
The class C50 was a Mogul primarily intended for passenger service, but also used for short freight trains. It was the successor of the class 8620 with the same driver diameter of 1,600 mm and cylinders of 470 by 610 ...
General
| Property | Japanese Government Railways class C50Remove |
|---|---|
| Built | 1929-1933 |
| Manufacturers | Kawasaki, Kisha Seizō, Nippon Sharyō, Hitachi, Mitsubishi |
| Wheel arrangement | 2-6-0 (Mogul) |
| Gauge | 1,067 mm (Cape gauge) |
Dimensions and weights
| Property | Japanese Government Railways class C50Remove |
|---|---|
| Length | 16.80 m |
| Length loco | 10.56 m |
| Wheelbase | 7.15 m |
| Rigid wheelbase | 4.19 m |
| Total wheelbase | 14.32 m |
| Service weight | 53 t |
| Adhesive weight | 44.5 t |
| Axle load | 14.9 t |
| Total weight | 87.9 t |
| Water capacity | 13,000 l |
| Fuel capacity | 6 t (coal) |
Boiler
| Property | Japanese Government Railways class C50Remove |
|---|---|
| Grate area | 1.61 m² |
| Firebox surface | 9.5 m² |
| Tube heating surface | 72.7 m² |
| Evaporative heating surface | 82.2 m² |
| Superheater surface | 28.8 m² |
| Total heating surface | 111.0 m² |
Power plant
| Property | Japanese Government Railways class C50Remove |
|---|---|
| Driver diameter | 1,600 mm |
| Boiler pressure | 14 bar |
| Expansion type | simple expansion |
| Cylinders | two, 470 x 610 mm |
Power
| Property | Japanese Government Railways class C50Remove |
|---|---|
| Power source | steam |
| Estimated power | 627 kW (852 PS) |
| Starting effort | 100.2 kN |
Calculated values
| Property | Japanese Government Railways class C50Remove |
|---|---|
| Factor of adhesion | 1 : 4.36 |
| Optimal speed | 39 km/h |
| Power-to-weight ratio | 11.8 kW/t |
| Heating Surface Equivalent | 187.3 m² |
| Cylinder volume/HSE | 1 : 1,130.08 |
| Adhesive weight/Total | 1 : 1.19 |
| Tractive force/Heating surface | 1 : 18.86 |
| Grate area/Heating surface | 1 : 68.94 |
| Firebox/Tube surface | 1 : 7.65 |
| Total/Superheater | 1 : 2.85 |
