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Natal Government Railways class C 4-10-2-T
The NGR class C, also known as “Reid Tenwheeler”, was a 4-10-2T tank locomotive introduced by G.W. Reid in 1899. It was designed for Cape gauge lines with curves with a radius of 300 feet and inclines of 1 in 30, wher...
| Natal Government Railways class C 4-10-2-TRemove | |
|---|---|
| Variant | Standard |
| Built | 1899-1903 |
| Manufacturers | Dübs & Co.;North British |
| Wheel arrangement | 2E1 t |
| Gauge | 1067 mm |
| Length | 11430 mm |
| Service mass | 69955 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Natal Government Railways class C 4-10-2-T Standard Remove |
|---|---|
| Built | 1899-1903 |
| Manufacturers | Dübs & Co., North British |
| Wheel arrangement | 4-10-2T (Reid Tenwheeler) |
| Gauge | 1,067 mm |
Dimensions and weights
| Property | Natal Government Railways class C 4-10-2-T Standard Remove |
|---|---|
| Length | 11.43 m |
| Wheelbase | 9.30 m |
| Service mass | 70 t |
| Adhesion mass | 55.7 t |
| Rigid wheelbase | 5.08 m |
| Axle load | 12.4 t |
| Water capacity | 8,547 l |
| Fuel capacity | 4.1 t (coal) |
Boiler
| Property | Natal Government Railways class C 4-10-2-T Standard Remove |
|---|---|
| Grate area | 1.965 m² |
| Firebox surface | 10.034 m² |
| Tube heating surface | 138.797 m² |
| Evaporative heating surface | 148.831 m² |
| Total heating surface | 148.8 m² |
Power plant
| Property | Natal Government Railways class C 4-10-2-T Standard Remove |
|---|---|
| Driver diameter | 1,143 mm |
| Boiler pressure | 12.1 bar |
| Expansion type | simple expansion |
| Cylinders | two, 483 x 686 mm |
Power
| Property | Natal Government Railways class C 4-10-2-T Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 485 kW (659 PS) |
| Starting effort | 143.3 kN |
Calculated values
| Property | Natal Government Railways class C 4-10-2-T Standard Remove |
|---|---|
| Factor of adhesion | 1 : 3.81 |
| Optimal speed | 21 km/h |
| Power-to-weight ratio | 6.9 kW/t |
| Heating Surface Equivalent | 199.0 m² |
| Cylinder volume/HSE | 1 : 1,260.77 |
| Adhesive weight/Total | 1 : 1.26 |
| Tractive force/Heating surface | 1 : 20.11 |
| Grate area/Heating surface | 1 : 75.74 |
| Firebox/Tube surface | 1 : 13.83 |
