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French Northern Railway No. 6.121 to 6.168
The Nord had to haul large quantities of coal from Lens in the Pas-de-Calais region directly to Paris, forming trains weighing more than 950 tons. These were pulled by locomotives with a 4-6-0 wheel arrangement, which...
| French Northern Railway No. 6.121 to 6.168Remove | |
|---|---|
| Variant | Standard |
| Built | 1905-1913 |
| Manufacturers | La Chapelle;Épernay;Batignolles-Châtillon;Cockerill |
| Wheel arrangement | (C1)(1C) t db |
| Gauge | 1435 mm |
| Length | 16189 mm |
| Service mass | 102000 kg |
| Top speed | 90 km/h |
| Power | |
| Engine |
General
| Property | French Northern Railway No. 6.121 to 6.168 Standard Remove |
|---|---|
| Built | 1905-1913 |
| Manufacturers | La Chapelle, Épernay, Batignolles-Châtillon, Cockerill |
| Wheel arrangement | 0-6-2+2-6-0T (Du Bousquet) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | French Northern Railway No. 6.121 to 6.168 Standard Remove |
|---|---|
| Length | 16.19 m |
| Wheelbase | 12.59 m |
| Empty mass | 78 t |
| Service mass | 102 t |
| Adhesion mass | 78 t |
| Rigid wheelbase | 3.47 m |
| Axle load | 13 t |
| Water capacity | 12,800 l |
| Fuel capacity | 5 t (coal) |
Boiler
| Property | French Northern Railway No. 6.121 to 6.168 Standard Remove |
|---|---|
| Grate area | 3 m² |
| Firebox surface | 12 m² |
| Tube heating surface | 232.56 m² |
| Evaporative heating surface | 244.56 m² |
| Superheater surface | 73.65 m² |
| Total heating surface | 318.2 m² |
Power plant
| Property | French Northern Railway No. 6.121 to 6.168 Standard Remove |
|---|---|
| Driver diameter | 1,455 mm |
| Boiler pressure | 16 bar |
| Expansion type | compound |
| Cylinders | four, HP: 400 x 680 mm and LP: 630 x 680 mm |
Power
| Property | French Northern Railway No. 6.121 to 6.168 Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 1,100 kW (1,496 PS) |
| Top speed | 90 km/h |
| Starting effort | 145.0 kN |
| Starting effort simple | 174.0 kN |
Calculated values
| Property | French Northern Railway No. 6.121 to 6.168 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 5.28 |
| Optimal speed | 47 km/h |
| Power-to-weight ratio | 10.8 kW/t |
| Heating Surface Equivalent | 451.9 m² |
| Cylinder volume/HSE | 1 : 847.33 |
| Adhesive weight/Total | 1 : 1.31 |
| Tractive force/Heating surface | 1 : 9.51 |
| Grate area/Heating surface | 1 : 106.07 |
| Firebox/Tube surface | 1 : 19.38 |
| Total/Superheater | 1 : 3.32 |
