Itatibense 2-6-2 Locomotives in Brazil


Class Details by Steve Llanso of Sweat House Media

Class Cintra (Locobase 12257)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 21,p.131. Works number was 15779 in March 1898.

This locomotive was rated to pull 100 tons up a 3% grade and negotiate 11-degree curves. She had an especially evocative name for Locobase's compiler.

Principal Dimensions by Steve Llanso of Middle Run Media
ClassCintra
Locobase ID12257
RailroadItatibense
CountryBrazil
Whyte2-6-2T
Number in Class1
Road Numbers3
GaugeMetre
Number Built1
BuilderBurnham, Williams & Co
Year1898
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m) 9.67 / 2.95
Engine Wheelbase (ft / m)22.25 / 6.78
Ratio of driving wheelbase to overall engine wheelbase 0.43
Overall Wheelbase (engine & tender) (ft / m)22.25 / 6.78
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)
Engine Weight (lbs / kg)
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)
Tender Water Capacity (gals / ML)850 / 3.22
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT)
Minimum weight of rail (calculated) (lb/yd / kg/m)
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)40 / 1016
Boiler Pressure (psi / kPa)160 / 1100
High Pressure Cylinders (dia x stroke) (in / mm)14" x 20" / 356x508
Tractive Effort (lbs / kg)13,328 / 6045.49
Factor of Adhesion (Weight on Drivers/Tractive Effort)
Heating Ability
Tubes (number - dia) (in / mm)171 - 1.75" / 44
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m) 8.96 / 2.73
Firebox Area (sq ft / m2)76.54 / 7.11
Grate Area (sq ft / m2)13.60 / 1.26
Evaporative Heating Surface (sq ft / m2)770 / 71.56
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)770 / 71.56
Evaporative Heating Surface/Cylinder Volume216.09
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2176
Same as above plus superheater percentage2176
Same as above but substitute firebox area for grate area12,246
Power L13451
Power MT

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