Data provided by Carlos Alberto Fernández Priotti in Bryan Attewell ([] Steam Locomotive simulator program (April 2000).
Principal Dimensions by Steve Llanso of Sweat House Media | |
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Class | 21 |
Locobase ID | 3738 |
Railroad | FC Rosario a Puerto Belgrano (FCRPB) |
Country | Argentina |
Whyte | 4-4-0 |
Number in Class | 12 |
Road Numbers | 21-32 |
Gauge | 5'6" |
Number Built | 12 |
Builder | Schwartzkopff |
Year | 1910 |
Valve Gear | |
Locomotive Length and Weight | |
Driver Wheelbase (ft / m) | 8.86 / 2.70 |
Engine Wheelbase (ft / m) | 23.95 / 7.30 |
Ratio of driving wheelbase to overall engine wheelbase | 0.37 |
Overall Wheelbase (engine & tender) (ft / m) | |
Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
Weight on Drivers (lbs / kg) | 70,548 / 32,000 |
Engine Weight (lbs / kg) | 109,790 / 49,800 |
Tender Loaded Weight (lbs / kg) | |
Total Engine and Tender Weight (lbs / kg) | |
Tender Water Capacity (gals / ML) | 4401 / 16.67 |
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 6.60 / 6 |
Minimum weight of rail (calculated) (lb/yd / kg/m) | 59 / 29.50 |
Geometry Relating to Tractive Effort | |
Driver Diameter (in / mm) | 72.80 / 1850 |
Boiler Pressure (psi / kPa) | 174 / 12 |
High Pressure Cylinders (dia x stroke) (in / mm) | 19.69" x 25.59" / 500x650 |
Tractive Effort (lbs / kg) | 20,156 / 9142.62 |
Factor of Adhesion (Weight on Drivers/Tractive Effort) | 3.50 |
Heating Ability | |
Tubes (number - dia) (in / mm) | |
Flues (number - dia) (in / mm) | |
Flue/Tube length (ft / m) | 13.09 / 3.99 |
Firebox Area (sq ft / m2) | 128.85 / 11.97 |
Grate Area (sq ft / m2) | 24.22 / 2.25 |
Evaporative Heating Surface (sq ft / m2) | 1338 / 124.26 |
Superheating Surface (sq ft / m2) | 371 / 34.48 |
Combined Heating Surface (sq ft / m2) | 1709 / 158.74 |
Evaporative Heating Surface/Cylinder Volume | 148.36 |
Computations Relating to Power Output (More Information) | |
Robert LeMassena's Power Computation | 4214 |
Same as above plus superheater percentage | 5141 |
Same as above but substitute firebox area for grate area | 27,352 |
Power L1 | 12,457 |
Power MT | 778.56 |