Assam Bengal 4-6-0 Locomotives in India


Class Details by Steve Llanso of Sweat House Media

Class unknown (Locobase 7496)

Data from 1946 Beyer, Peacock catalogue hosted on Martyn Bane's website at [link] (accessed 21 May 2006). Works numbers were 5930-5935.

Principal Dimensions by Steve Llanso of Middle Run Media
Classunknown
Locobase ID7496
RailroadAssam Bengal
CountryIndia
Whyte4-6-0
Number in Class6
Road Numbers
GaugeMetre
Number Built6
BuilderBeyer, Peacock
Year1918
Valve GearWalschaert
Locomotive Length and Weight
Driver Wheelbase (ft / m)12 / 3.66
Engine Wheelbase (ft / m)21.12 / 6.44
Ratio of driving wheelbase to overall engine wheelbase 0.57
Overall Wheelbase (engine & tender) (ft / m)42.17 / 12.85
Axle Loading (Maximum Weight per Axle) (lbs / kg)20,608 / 9348
Weight on Drivers (lbs / kg)61,600 / 27,941
Engine Weight (lbs / kg)80,640 / 36,578
Tender Loaded Weight (lbs / kg)53,424 / 24,233
Total Engine and Tender Weight (lbs / kg)134,064 / 60,811
Tender Water Capacity (gals / ML)2400 / 9.09
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 4.10 / 4
Minimum weight of rail (calculated) (lb/yd / kg/m)34 / 17
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)57 / 1448
Boiler Pressure (psi / kPa)160 / 1100
High Pressure Cylinders (dia x stroke) (in / mm)16" x 22" / 406x559
Tractive Effort (lbs / kg)13,438 / 6095.38
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.58
Heating Ability
Tubes (number - dia) (in / mm)
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)
Firebox Area (sq ft / m2)101 / 9.39
Grate Area (sq ft / m2)15.40 / 1.43
Evaporative Heating Surface (sq ft / m2)778 / 72.30
Superheating Surface (sq ft / m2)120 / 11.15
Combined Heating Surface (sq ft / m2)898 / 83.45
Evaporative Heating Surface/Cylinder Volume151.96
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2464
Same as above plus superheater percentage2784
Same as above but substitute firebox area for grate area18,261
Power L17016
Power MT753.29

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