Pe'arroya a Puertollano 0-8-0 Locomotives in Spain


Class Details by Steve Llanso of Sweat House Media

Class Pe'arroya (Locobase 15605)

Data from diagram No 124, Societe Alsacienne de Constructions Mecaniques from locomotive book supplied by Dany Machi up at [link] as

Diagrammes des machines SACM construites a GRAFENSTADEN (October 2007). See also the blog "Los Trenes de Pe'arroya" at [link], last accessed 15 November 2013.

The Sociedad Minera y Metal+rgica de Pe'arroya built a network of railways on both broad and narrow gauges widths. This set of eight-coupleds served the narrow-gauge lines.

Principal Dimensions by Steve Llanso of Middle Run Media
ClassPe'arroya
Locobase ID15605
RailroadPe'arroya a Puertollano
CountrySpain
Whyte0-8-0T
Number in Class5
Road Numbers8-9, 16-18
GaugeMetre
Number Built5
BuilderSACM
Year1900
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m) 8.53 / 2.60
Engine Wheelbase (ft / m) 8.53 / 2.60
Ratio of driving wheelbase to overall engine wheelbase1
Overall Wheelbase (engine & tender) (ft / m) 8.53 / 2.60
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)71,430 / 32,400
Engine Weight (lbs / kg)71,430 / 32,400
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)71,430 / 32,400
Tender Water Capacity (gals / ML)1056 / 4
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 1.10 / 1
Minimum weight of rail (calculated) (lb/yd / kg/m)30 / 15
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)35.40 / 900
Boiler Pressure (psi / kPa)169.70 / 1170
High Pressure Cylinders (dia x stroke) (in / mm)13.78" x 16.54" / 350x420
Tractive Effort (lbs / kg)12,798 / 5805.08
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.58
Heating Ability
Tubes (number - dia) (in / mm)136 - 1.614" / 41
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)10.17 / 3.10
Firebox Area (sq ft / m2)66.74 / 6.20
Grate Area (sq ft / m2)12.81 / 1.19
Evaporative Heating Surface (sq ft / m2)651 / 60.46
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)651 / 60.46
Evaporative Heating Surface/Cylinder Volume228.02
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2174
Same as above plus superheater percentage2174
Same as above but substitute firebox area for grate area11,326
Power L13453
Power MT426.29

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