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Southern Pacific class C-9
Starting in 1905, the Southern Pacific and its subsidiaries bought a large number of Harriman Common Standard Consolidations. The SP itself got 169 and the Texas & Louisiana 50, both calling them class C-9. They had a...
| Southern Pacific class C-9Remove | |
|---|---|
| Variant | superheated |
| Built | ab 1922 |
| Manufacturers | Sacramento |
| Wheel arrangement | 1D |
| Gauge | 1435 mm |
| Length | |
| Service mass | 98294 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Southern Pacific class C-9superheated |
|---|---|
| Built | ab 1922 |
| Manufacturers | Sacramento |
| Wheel arrangement | 2-8-0 (Consolidation) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Southern Pacific class C-9superheated |
|---|---|
| Wheelbase | 7.39 m |
| Total wheelbase | 17.07 m |
| Service mass | 98.3 t |
| Adhesion mass | 87 t |
| Total mass | 159.6 t |
| Rigid wheelbase | 4.78 m |
| Axle load | 21.8 t |
| Water capacity | 34,069 l |
| Fuel capacity | 1.6 t (oil) |
Boiler
| Property | Southern Pacific class C-9superheated |
|---|---|
| Grate area | 4.599 m² |
| Firebox surface | 17.559 m² |
| Tube heating surface | 251.582 m² |
| Evaporative heating surface | 269.14 m² |
| Superheater surface | 55.742 m² |
| Total heating surface | 324.9 m² |
Power plant
| Property | Southern Pacific class C-9superheated |
|---|---|
| Driver diameter | 1,448 mm |
| Boiler pressure | 14.5 bar |
| Expansion type | simple expansion |
| Cylinders | two, 559 x 762 mm |
Power
| Property | Southern Pacific class C-9superheated |
|---|---|
| Power source | steam |
| Estimated power | 1,491 kW (2,027 PS) |
| Starting effort | 202.3 kN |
Calculated values
| Property | Southern Pacific class C-9superheated |
|---|---|
| Factor of adhesion | 1 : 4.22 |
| Optimal speed | 45 km/h |
| Power-to-weight ratio | 15.2 kW/t |
| Heating Surface Equivalent | 468.4 m² |
| Cylinder volume/HSE | 1 : 797.91 |
| Adhesive weight/Total | 1 : 1.13 |
| Tractive force/Heating surface | 1 : 13.00 |
| Grate area/Heating surface | 1 : 70.64 |
| Firebox/Tube surface | 1 : 14.33 |
| Total/Superheater | 1 : 4.83 |
