Rack-system cylinders were 16.54" in diameter. Worlks numbers were 1782-1788 in 1908.
Principal Dimensions by Steve Llanso of Middle Run Media | |
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Class | 40 |
Locobase ID | 1540 |
Railroad | Magyar Allamvasutak (MAV) |
Country | Hungary |
Whyte | 2-8-2RT |
Number in Class | 7 |
Road Numbers | 40.001-007 |
Gauge | Std |
Number Built | 7 |
Builder | Floridsdorf |
Year | 1908 |
Valve Gear | |
Locomotive Length and Weight | |
Driver Wheelbase (ft / m) | 14.12 / 4.30 |
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) | 31,107 / 14,110 |
Weight on Drivers (lbs / kg) | 107,744 / 48,872 |
Engine Weight (lbs / kg) | 157,189 / 71,300 |
Tender Loaded Weight (lbs / kg) | |
Total Engine and Tender Weight (lbs / kg) | |
Tender Water Capacity (gals / ML) | |
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | |
Minimum weight of rail (calculated) (lb/yd / kg/m) | |
Geometry Relating to Tractive Effort | |
Driver Diameter (in / mm) | 41.30 / 1049 |
Boiler Pressure (psi / kPa) | 174 / 1200 |
High Pressure Cylinders (dia x stroke) (in / mm) | 19.7" x 19.7" / 500x500 |
Tractive Effort (lbs / kg) | 27,379 / 12418.92 |
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) | |
Firebox Area (sq ft / m2) | |
Grate Area (sq ft / m2) | 25.82 / 2.40 |
Evaporative Heating Surface (sq ft / m2) | 1784 / 165.80 |
Superheating Surface (sq ft / m2) | 568 / 52.79 |
Combined Heating Surface (sq ft / m2) | 2352 / 218.59 |
Evaporative Heating Surface/Cylinder Volume | 256.70 |
Computations Relating to Power Output (More Information) | |
Robert LeMassena's Power Computation | 4493 |
Same as above plus superheater percentage | 5571 |
Same as above but substitute firebox area for grate area | |
Power L1 | |
Power MT |