Charentes 2-4-0 Locomotives in France


Class Details by Steve Llanso of Sweat House Media

Class 101 (Locobase 15520)

Data from SACM diagram Nr. 32 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.

Principal Dimensions by Steve Llanso of Middle Run Media
Class101
Locobase ID15520
RailroadCharentes
CountryFrance
Whyte2-4-0
Number in Class13
Road Numbers101-113
GaugeStd
Number Built13
BuilderSACM
Year1870
Valve GearWalschaert
Locomotive Length and Weight
Driver Wheelbase (ft / m) 5.87 / 1.79
Engine Wheelbase (ft / m)11.68 / 3.56
Ratio of driving wheelbase to overall engine wheelbase 0.50
Overall Wheelbase (engine & tender) (ft / m)34.57 / 10.54
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)
Engine Weight (lbs / kg)71,430 / 32,400
Tender Loaded Weight (lbs / kg)41,733 / 18,930
Total Engine and Tender Weight (lbs / kg)113,163 / 51,330
Tender Water Capacity (gals / ML)1750 / 6.63
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 3.30 / 3
Minimum weight of rail (calculated) (lb/yd / kg/m)
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)66.90 / 1700
Boiler Pressure (psi / kPa)130.50 / 900
High Pressure Cylinders (dia x stroke) (in / mm)16.54" x 23.62" / 420x600
Tractive Effort (lbs / kg)10,714 / 4859.79
Factor of Adhesion (Weight on Drivers/Tractive Effort)
Heating Ability
Tubes (number - dia) (in / mm)164 - 1.693" / 43
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)14.11 / 4.30
Firebox Area (sq ft / m2)78.25 / 7.27
Grate Area (sq ft / m2)13.35 / 1.24
Evaporative Heating Surface (sq ft / m2)1214 / 112.77
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1214 / 112.77
Evaporative Heating Surface/Cylinder Volume206.68
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation1742
Same as above plus superheater percentage1742
Same as above but substitute firebox area for grate area10,212
Power L13977
Power MT

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