Alsace-Lorraine 4-6-0 Locomotives in France


Class Details by Steve Llanso of Sweat House Media

Class unknown (Locobase 15509)

Data from SACM diagram Nr. 118 from Societe Alsacienne de Constructions Mecaniques from locomotive book supplied by Dany Machi up at [link] as

Diagrammes des machines SACM construites a GRAFENSTADEN (October 2007).

Tube diameter is the interior measurement. External tube diameter was 46 mm (1.81").

Principal Dimensions by Steve Llanso of Middle Run Media
Classunknown
Locobase ID15509
RailroadAlsace-Lorraine
CountryFrance
Whyte4-6-0
Number in Class
Road Numbers
GaugeStd
Number Built
BuilderSACM
Year
Valve GearWalschaert
Locomotive Length and Weight
Driver Wheelbase (ft / m)12.47 / 3.80
Engine Wheelbase (ft / m)26.90 / 8.20
Ratio of driving wheelbase to overall engine wheelbase 0.46
Overall Wheelbase (engine & tender) (ft / m)50.52 / 15.40
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)109,459 / 49,650
Engine Weight (lbs / kg)151,149 / 68,560
Tender Loaded Weight (lbs / kg)103,507 / 46,950
Total Engine and Tender Weight (lbs / kg)254,656 / 115,510
Tender Water Capacity (gals / ML)4752 / 18
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 6.60 / 6
Minimum weight of rail (calculated) (lb/yd / kg/m)61 / 30.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)68.90 / 1750
Boiler Pressure (psi / kPa)203.10 / 1400
High Pressure Cylinders (dia x stroke) (in / mm)16.14" x 25.59" / 410x650
Low Pressure Cylinders (dia x stroke) (in / mm)24.61" x 25.59" / 625x650
Tractive Effort (lbs / kg)23,359 / 10595.48
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.69
Heating Ability
Tubes (number - dia) (in / mm)233 - 1.614" / 41
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)14.17 / 4.32
Firebox Area (sq ft / m2)122.71 / 11.40
Grate Area (sq ft / m2)26.91 / 2.50
Evaporative Heating Surface (sq ft / m2)1518 / 141
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1518 / 141
Evaporative Heating Surface/Cylinder Volume250.51
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation5465
Same as above plus superheater percentage5465
Same as above but substitute firebox area for grate area24,922
Power L13529
Power MT213.23

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