Compare locomotives
Add a locomotive
Nickel Plate Road class H-6
After the Nickel Plate Road class H-5 of 1917, the next ten H-6a were USRA Light Mikados, delivered by ALCO. In the years 1920 to 1924, Lima delivered the classes H-6b to H-6f, which were virtually identical to each o...
General
| Property | Nickel Plate Road class H-6 Remove |
|---|---|
| Built | 1920-1924 |
| Manufacturers | Lima |
| Wheel arrangement | 2-8-2 (Mikado) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Nickel Plate Road class H-6 Remove |
|---|---|
| Wheelbase | 11.00 m |
| Rigid wheelbase | 5.11 m |
| Total wheelbase | 21.76 m |
| Service weight | 138.5 t |
| Adhesive weight | 103.2 t |
| Axle load | 26.5 t |
| Total weight | 299.6 t |
| Water capacity | 83,279 l |
| Fuel capacity | 18.1 t (coal) |
Boiler
| Property | Nickel Plate Road class H-6 Remove |
|---|---|
| Grate area | 6.197 m² |
| Firebox surface | 26.013 m² |
| Tube heating surface | 321.816 m² |
| Evaporative heating surface | 347.829 m² |
| Superheater surface | 81.941 m² |
| Total heating surface | 429.8 m² |
Power plant
| Property | Nickel Plate Road class H-6 Remove |
|---|---|
| Driver diameter | 1,600 mm |
| Boiler pressure | 13.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 660 x 762 mm |
Power
| Property | Nickel Plate Road class H-6 Remove |
|---|---|
| Power source | steam |
| Estimated power | 2,192 kW (2,980 PS) |
| Starting effort | 243.4 kN |
Calculated values
| Property | Nickel Plate Road class H-6 Remove |
|---|---|
| Factor of adhesion | 1 : 4.16 |
| Optimal speed | 55 km/h |
| Power-to-weight ratio | 15.8 kW/t |
| Heating Surface Equivalent | 641.8 m² |
| Cylinder volume/HSE | 1 : 813.40 |
| Adhesive weight/Total | 1 : 1.34 |
| Tractive force/Heating surface | 1 : 11.83 |
| Grate area/Heating surface | 1 : 69.35 |
| Firebox/Tube surface | 1 : 12.37 |
| Total/Superheater | 1 : 4.24 |
