Unspecified 4-4-0 Locomotives in Argentina


Class Details by Steve Llanso of Sweat House Media

Class unknown (Locobase 12735)

Data from "Some Foreign Compounds", Railroad & Locomotive Engineering, Volume 8, Number 1 (January 1895), p. 29.


Class unknown (Locobase 20474)

Data from A Gonzalez, "Four-wheels Coupled Bogie Compound (Worsdell- vonBorries-Lapage System) Engine for the Argentine Republic Government Railways", Railway Engineer, Volume XII [12], No. 1 (January 1891), pp. 1-2.

This set of 54" four-coupled passenger locomotives was part of a larger order that included 27 more compound goods engines. The

Principal Dimensions by Steve Llanso of Sweat House Media

Classunknownunknown
Locobase ID12735 20474
Railroad
CountryArgentinaArgentina
Whyte4-4-04-4-0
Number in Class111
Road Numbers
Gauge5'6"Metre
Number Built111
BuilderNeilson & CoSharp, Stewart
Year18941890
Valve GearStephensonStephenson
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)49,280 / 22,35348,500 / 21,999
Engine Weight (lbs / kg)83,000 / 37,64858,400 / 26,490
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)
Tender Water Capacity (gals / ML)2112 / 82520 / 9.55
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT)
Minimum weight of rail (calculated) (lb/yd / kg/m)41 / 20.5040 / 20
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)54 / 137254 / 1372
Boiler Pressure (psi / kPa)160 / 11160 / 11
High Pressure Cylinders (dia x stroke) (in / mm)15" x 22" / 381x559 (1)15" x 22" / 381x559 (1)
Low Pressure Cylinders (dia x stroke) (in / mm)21.5" x 22" / 546x559 (1)21.5" x 22" / 546x559 (1)
Tractive Effort (lbs / kg)8385 / 3803.388385 / 3803.38
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.88 5.78
Heating Ability
Tubes (number - dia) (in / mm)160 - 2" / 51
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)10 / 3.05
Firebox Area (sq ft / m2)76 / 7.06
Grate Area (sq ft / m2)14 / 1.30
Evaporative Heating Surface (sq ft / m2)818 / 76.02
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)818 / 76.02
Evaporative Heating Surface/Cylinder Volume363.58
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2240
Same as above plus superheater percentage2240
Same as above but substitute firebox area for grate area12,160
Power L13732
Power MT333.91

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