0-4-2 Steam Locomotives in Brazil

Usina Malemba


Class Details by Steve Llanso of Sweat House Media

Class Camorogy (Locobase 15164)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University, Vol 66, p. 325+. Works number was 51090 in January 1919.

Malemba was a sugar central in Bahia State in Brazil's Northeast. This small wood-burning plantation saddle tank had the classic Radley & Hunter spark-arresting stack.

Principal Dimensions by Steve Llanso of Middle Run Media
ClassCamorogy
Locobase ID15164
RailroadUsina Malemba
CountryBrazil
Whyte0-4-2ST
Number in Class1
Road Numbers
GaugeMetre
Number Built1
BuilderBaldwin
Year1919
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m)5 / 1.52
Engine Wheelbase (ft / m)5 / 1.52
Ratio of driving wheelbase to overall engine wheelbase1
Overall Wheelbase (engine & tender) (ft / m)11.50 / 3.51
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)31,000 / 14,061
Engine Weight (lbs / kg)36,000 / 16,329
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)
Tender Water Capacity (gals / ML)550 / 2.08
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT)
Minimum weight of rail (calculated) (lb/yd / kg/m)26 / 13
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)37 / 940
Boiler Pressure (psi / kPa)160 / 1100
High Pressure Cylinders (dia x stroke) (in / mm)10" x 16" / 254x406
Tractive Effort (lbs / kg)5881 / 2667.58
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.27
Heating Ability
Tubes (number - dia) (in / mm)86 - 1.5" / 38
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)8 / 2.44
Firebox Area (sq ft / m2)35 / 3.25
Grate Area (sq ft / m2) 8.90 / 0.83
Evaporative Heating Surface (sq ft / m2)302 / 28.06
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)302 / 28.06
Evaporative Heating Surface/Cylinder Volume207.64
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation1424
Same as above plus superheater percentage1424
Same as above but substitute firebox area for grate area5600
Power L13236
Power MT460.27

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