Buenos Aires 4-4-0 Locomotives in Argentina
Class Details by Steve Llanso of Sweat House Media
Class 51-55 (Locobase 3660)
Data provided by Carlos Alberto Fern+ndez Priotti in Bryan Attewell ([
] Steam Locomotive simulator program (April 2000).
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | 51-55 |
| Locobase ID | 3660 |
| Railroad | Buenos Aires (CGBA) |
| Country | Argentina |
| Whyte | 4-4-0 |
| Number in Class | 5 |
| Road Numbers | 51-55 |
| Gauge | Metre |
| Number Built | 5 |
| Builder | Hartmann |
| Year | 1907 |
| Valve Gear | |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | |
| Engine Wheelbase (ft / m) | |
| Ratio of driving wheelbase to overall engine wheelbase | |
| Overall Wheelbase (engine & tender) (ft / m) | |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 47,712 / 21,642 |
| Engine Weight (lbs / kg) | |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | |
| Tender Water Capacity (gals / ML) | 1980 / 7.50 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 3.40 / 3 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 40 / 20 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 59.40 / 1509 |
| Boiler Pressure (psi / kPa) | 174 / 1200 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 15" x 21.6" / 381x549 |
| Tractive Effort (lbs / kg) | 12,101 / 5488.93 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 3.94 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | 10.20 / 3.11 |
| Firebox Area (sq ft / m2) | |
| Grate Area (sq ft / m2) | 10.20 / 0.95 |
| Evaporative Heating Surface (sq ft / m2) | 760 / 70.63 |
| Superheating Surface (sq ft / m2) | 169 / 15.71 |
| Combined Heating Surface (sq ft / m2) | 929 / 86.34 |
| Evaporative Heating Surface/Cylinder Volume | 172.03 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 1775 |
| Same as above plus superheater percentage | 2094 |
| Same as above but substitute firebox area for grate area | |
| Power L1 | |
| Power MT | |