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Tanganjika Railways class MK
In 1925 and 1926, Vulcan Foundry built eleven metre-gauge Mikados for the Tanganyika Railways which were designated class MK. The boiler pressure was relatively low at 160 psi , what was compensated for by the superhe...
| Tanganjika Railways class MKRemove | |
|---|---|
| Variant | Standard |
| Built | 1925-1926 |
| Manufacturers | Vulcan Foundry |
| Wheel arrangement | 1D1 |
| Gauge | 1000 mm |
| Length | |
| Service mass | 58677 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Tanganjika Railways class MK Standard Remove |
|---|---|
| Built | 1925-1926 |
| Manufacturers | Vulcan Foundry |
| Wheel arrangement | 2-8-2 (Mikado) |
| Gauge | 1,000 mm |
Dimensions and weights
| Property | Tanganjika Railways class MK Standard Remove |
|---|---|
| Wheelbase | 8.15 m |
| Total wheelbase | 14.50 m |
| Service mass | 58.7 t |
| Adhesion mass | 40.6 t |
| Total mass | 87.9 t |
| Rigid wheelbase | 3.66 m |
| Water capacity | 11,364 l |
| Fuel capacity | 7.3 t (wood) |
Boiler
| Property | Tanganjika Railways class MK Standard Remove |
|---|---|
| Grate area | 2.508 m² |
| Firebox surface | 12.914 m² |
| Tube heating surface | 121.331 m² |
| Evaporative heating surface | 134.245 m² |
| Superheater surface | 27.592 m² |
| Total heating surface | 161.8 m² |
Power plant
| Property | Tanganjika Railways class MK Standard Remove |
|---|---|
| Driver diameter | 1,372 mm |
| Boiler pressure | 11 bar |
| Expansion type | simple expansion |
| Cylinders | three, 457 x 584 mm |
Power
| Property | Tanganjika Railways class MK Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 746 kW (1,014 PS) |
| Starting effort | 125.2 kN |
Calculated values
| Property | Tanganjika Railways class MK Standard Remove |
|---|---|
| Factor of adhesion | 1 : 3.18 |
| Optimal speed | 37 km/h |
| Power-to-weight ratio | 12.7 kW/t |
| Heating Surface Equivalent | 254.0 m² |
| Cylinder volume/HSE | 1 : 1,132.80 |
| Adhesive weight/Total | 1 : 1.44 |
| Tractive force/Heating surface | 1 : 16.16 |
| Grate area/Heating surface | 1 : 64.53 |
| Firebox/Tube surface | 1 : 9.40 |
| Total/Superheater | 1 : 4.87 |
