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Soviet Railways series М
The М was the heaviest passenger locomotive in the USSR when it was introduced in 1926. It had the wheel arrangement 4-8-0 and was one of the few Soviet three-cylinder locomotives. It had a high-pitched boiler and was...
| Soviet Railways series МRemove | |
|---|---|
| Variant | |
| Built | 1926-1930 |
| Manufacturers | Putilov;Luhansk |
| Wheel arrangement | 2D |
| Gauge | 1520 mm |
| Length | |
| Service mass | 99525 kg |
| Top speed | 90 km/h |
| Power | |
| Engine |
General
| Property | Soviet Railways series МRemove |
|---|---|
| Built | 1926-1930 |
| Manufacturers | Putilov, Luhansk |
| Wheel arrangement | 4-8-0 (Twelve-wheeler) |
| Gauge | 1,520 mm |
Dimensions and weights
| Property | Soviet Railways series МRemove |
|---|---|
| Wheelbase | 10.68 m |
| Total wheelbase | 19.65 m |
| Service mass | 99.5 t |
| Adhesion mass | 72.5 t |
| Total mass | 161.5 t |
| Rigid wheelbase | 5.90 m |
| Axle load | 18.2 t |
| Water capacity | 27,000 l |
| Fuel capacity | 8 t (coal) |
Boiler
| Property | Soviet Railways series МRemove |
|---|---|
| Grate area | 6 m² |
| Firebox surface | 18.45 m² |
| Tube heating surface | 241.18 m² |
| Evaporative heating surface | 259.63 m² |
| Superheater surface | 95.65 m² |
| Total heating surface | 355.3 m² |
Power plant
| Property | Soviet Railways series МRemove |
|---|---|
| Driver diameter | 1,700 mm |
| Boiler pressure | 13 bar |
| Expansion type | simple expansion |
| Cylinders | three, 540 x 700 mm |
Power
| Property | Soviet Railways series МRemove |
|---|---|
| Power source | steam |
| Estimated power | 1,500 kW (2,039 PS) |
| Top speed | 90 km/h |
| Starting effort | 199.0 kN |
Calculated values
| Property | Soviet Railways series МRemove |
|---|---|
| Factor of adhesion | 1 : 3.57 |
| Optimal speed | 47 km/h |
| Power-to-weight ratio | 15.1 kW/t |
| Heating Surface Equivalent | 543.2 m² |
| Cylinder volume/HSE | 1 : 885.43 |
| Adhesive weight/Total | 1 : 1.37 |
| Tractive force/Heating surface | 1 : 11.70 |
| Grate area/Heating surface | 1 : 59.21 |
| Firebox/Tube surface | 1 : 13.07 |
| Total/Superheater | 1 : 2.71 |
