SouthWestern 0-8-0 Locomotives in Russia

Class Details by Steve Llanso of Sweat House Media

Class unknown (Locobase 12122)

Data from M A Mallet, "Developpment de L'Application du System Compound", Memoirs ...Societe des Ingenieurs Civils, Annee [Juillet] 1890, Vol II (Paris: SIC, 1890). table pp. 42-43.

Mallet's own 2-cylinder cross-compounding system.

Principal Dimensions by Steve Llanso of Sweat House Media

Locobase ID12122
Number in Class
Road Numbers
Number Built
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)103,617 / 47,000
Engine Weight (lbs / kg)103,617 / 47,000
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)43 / 21.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)51.20 / 1300
Boiler Pressure (psi / kPa)130.50 / 9
High Pressure Cylinders (dia x stroke) (in / mm)19.69" x 25.59" / 500x650 (1)
Low Pressure Cylinders (dia x stroke) (in / mm)27.95" x 25.59" / 710x650 (1)
Tractive Effort (lbs / kg)14,365 / 6515.86
Factor of Adhesion (Weight on Drivers/Tractive Effort) 7.21
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)23.67 / 2.20
Evaporative Heating Surface (sq ft / m2)1345 / 125
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1345 / 125
Evaporative Heating Surface/Cylinder Volume298.27
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation3089
Same as above plus superheater percentage3089
Same as above but substitute firebox area for grate area
Power L1
Power MT

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