Bagdad Railway 2-6-0 Locomotives in Turkey


Class Details by Steve Llanso of Sweat House Media

Class 601/34041 (Locobase 20270)

Data from "The Franco-British Exhibition-XVIII", Engineer, Volume 106 (25 September 1908), p. 313. Works numbers were 2636-2643 in 1904.

The Exhibition report noted that these cross-compound Moguls could take 590 tons of trailing load up a 0.5% grade at 24 mph (40 kph) and 344 tons up 5.5% at 18 mph (30 kph).

Principal Dimensions by Steve Llanso of Sweat House Media

Class601/34041
Locobase ID20270
RailroadBagdad Railway
CountryTurkey
Whyte2-6-0
Number in Class8
Road Numbers601-608/34041-34045
GaugeStd
Number Built8
BuilderSFCM
Year1904
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)
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)101,413 / 46,000
Engine Weight (lbs / kg)116,845 / 53,000
Tender Loaded Weight (lbs / kg)80,641 / 36,578
Total Engine and Tender Weight (lbs / kg)197,486 / 89,578
Tender Water Capacity (gals / ML)4200 / 15.91
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 5.50 / 5
Minimum weight of rail (calculated) (lb/yd / kg/m)56 / 28
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)53.10 / 1350
Boiler Pressure (psi / kPa)192.90 / 13.30
High Pressure Cylinders (dia x stroke) (in / mm)18.31" x 25.98" / 465x660 (1)
Low Pressure Cylinders (dia x stroke) (in / mm)27.56" x 25.98" / 700x660 (1)
Tractive Effort (lbs / kg)18,659 / 8463.59
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.44
Heating Ability
Tubes (number - dia) (in / mm)
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)
Firebox Area (sq ft / m2)
Grate Area (sq ft / m2)27.99 / 2.60
Evaporative Heating Surface (sq ft / m2)1572 / 146
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1572 / 146
Evaporative Heating Surface/Cylinder Volume397.09
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation5399
Same as above plus superheater percentage5399
Same as above but substitute firebox area for grate area
Power L1
Power MT

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