Antofagasta 0-6-2 Locomotives in Chile


Class Details by Steve Llanso of Sweat House Media

Class 25 (Locobase 10577)

Data from "New Locomotives, Antofagasta (Chili) and Bolivia Ry" The Locomotive Magazine, Vol XIV (15 October 1908), p.181-182

Principal Dimensions by Steve Llanso of Sweat House Media

Class25
Locobase ID10577
RailroadAntofagasta (Chile ) & Bolivia (FCAB)
CountryChile
Whyte0-6-2T
Number in Class6
Road Numbers25-30
Gauge2'6"
Number Built6
BuilderHunslet Engine Co
Year1908
Valve GearWalschaert
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)42.08 / 12.83
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)70,762 / 32,097
Engine Weight (lbs / kg)88,144 / 39,981
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)88,144 / 39,981
Tender Water Capacity (gals / ML)1008 / 3.82
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 2.80 / 3
Minimum weight of rail (calculated) (lb/yd / kg/m)39 / 19.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)36 / 914
Boiler Pressure (psi / kPa)170 / 11.70
High Pressure Cylinders (dia x stroke) (in / mm)15" x 18" / 381x457
Tractive Effort (lbs / kg)16,256 / 7373.61
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.35
Heating Ability
Tubes (number - dia) (in / mm)
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)
Firebox Area (sq ft / m2)72 / 6.69
Grate Area (sq ft / m2)15.10 / 1.40
Evaporative Heating Surface (sq ft / m2)740 / 68.77
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)740 / 68.77
Evaporative Heating Surface/Cylinder Volume201.00
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2567
Same as above plus superheater percentage2567
Same as above but substitute firebox area for grate area12,240
Power L13048
Power MT284.89

All material Copyright © SteamLocomotive.com
Wes Barris