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German Reichsbahn class 50[h]35[/h]
To resolve the problems with the boiler alloy St 47 K-Mo that got brittle over time, the Reichsbahn had to fit its class 50 locomotives with new boilers. So they designed a new boiler based on that of the classes 23[h...
| German Reichsbahn class 50[h]35[/h]Remove | |
|---|---|
| Variant | |
| Built | 1957-1962 |
| Manufacturers | RAW Stendal |
| Wheel arrangement | 1E |
| Gauge | 1435 mm |
| Length | 22940 mm |
| Service mass | 88200 kg |
| Top speed | 80 km/h |
| Power | |
| Engine |
General
| Property | German Reichsbahn class 50[h]35[/h]Remove |
|---|---|
| Built | 1957-1962 |
| Manufacturers | RAW Stendal |
| Wheel arrangement | 2-10-0 (Decapod) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | German Reichsbahn class 50[h]35[/h]Remove |
|---|---|
| Length | 22.94 m |
| Wheelbase | 9.20 m |
| Service mass | 88.2 t |
| Adhesion mass | 77 t |
| Total mass | 147.5 t |
| Rigid wheelbase | 3.30 m |
| Axle load | 15.4 t |
| Water capacity | 28,000 l |
| Fuel capacity | 8 t (coal) |
Boiler
| Property | German Reichsbahn class 50[h]35[/h]Remove |
|---|---|
| Grate area | 3.71 m² |
| Firebox surface | 17.9 m² |
| Tube heating surface | 154.4 m² |
| Evaporative heating surface | 172.3 m² |
| Superheater surface | 65.4 m² |
| Total heating surface | 237.7 m² |
Power plant
| Property | German Reichsbahn class 50[h]35[/h]Remove |
|---|---|
| Driver diameter | 1,400 mm |
| Boiler pressure | 16 bar |
| Expansion type | simple expansion |
| Cylinders | two, 600 x 660 mm |
Power
| Property | German Reichsbahn class 50[h]35[/h]Remove |
|---|---|
| Power source | steam |
| Indicated power | 1,290 kW (1,754 PS) |
| Top speed | 80 km/h |
| Starting effort | 230.8 kN |
Calculated values
| Property | German Reichsbahn class 50[h]35[/h]Remove |
|---|---|
| Factor of adhesion | 1 : 3.27 |
| Optimal speed | 34 km/h |
| Power-to-weight ratio | 14.6 kW/t |
| Heating Surface Equivalent | 392.6 m² |
| Cylinder volume/HSE | 1 : 950.64 |
| Adhesive weight/Total | 1 : 1.15 |
| Tractive force/Heating surface | 1 : 20.28 |
| Grate area/Heating surface | 1 : 64.07 |
| Firebox/Tube surface | 1 : 8.63 |
| Total/Superheater | 1 : 2.63 |
