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New South Wales class C38
The C38 was a class of Pacifics built for the New South Wales Government Railways that became famous for its partial or complete streamlining. Designed by Harold Young, it was built to haul important express trains th...
General
| Property | New South Wales class C38Remove |
|---|---|
| Built | 1942-1949 |
| Manufacturers | Clyde Engineering, Eveleigh, Cardiff |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | New South Wales class C38Remove |
|---|---|
| Length | 23.29 m |
| Wheelbase | 10.14 m |
| Rigid wheelbase | 3.71 m |
| Total wheelbase | 19.99 m |
| Service weight | 114 t |
| Adhesive weight | 68.3 t |
| Axle load | 22.9 t |
| Total weight | 204.4 t |
| Water capacity | 36,824 l |
| Fuel capacity | 14.2 t (coal) |
Boiler
| Property | New South Wales class C38Remove |
|---|---|
| Grate area | 4.366 m² |
| Firebox surface | 23.373 m² |
| Tube heating surface | 219.383 m² |
| Evaporative heating surface | 242.756 m² |
| Superheater surface | 70.142 m² |
| Total heating surface | 312.9 m² |
Power plant
| Property | New South Wales class C38Remove |
|---|---|
| Driver diameter | 1,753 mm |
| Boiler pressure | 16.9 bar |
| Expansion type | simple expansion |
| Cylinders | two, 546 x 660 mm |
Power
| Property | New South Wales class C38Remove |
|---|---|
| Power source | steam |
| Estimated power | 1,864 kW (2,534 PS) |
| Starting effort | 161.4 kN |
Calculated values
| Property | New South Wales class C38Remove |
|---|---|
| Factor of adhesion | 1 : 4.15 |
| Optimal speed | 71 km/h |
| Power-to-weight ratio | 16.4 kW/t |
| Heating Surface Equivalent | 499.9 m² |
| Cylinder volume/HSE | 1 : 618.85 |
| Adhesive weight/Total | 1 : 1.67 |
| Tractive force/Heating surface | 1 : 10.77 |
| Grate area/Heating surface | 1 : 71.67 |
| Firebox/Tube surface | 1 : 9.39 |
| Total/Superheater | 1 : 3.46 |
