Federated Malay States Railways 4-6-0 Locomotives in Malaya


Class Details by Steve Llanso of Sweat House Media

Class G (Locobase 13592)

Data from Charles Rous-Martens, "British Locomotives for Abroad", Page's Magazine, Volume III, No 1 (July 1903), p. 118. See also the MyMalaya page on the Federated Malayan States Railway and its predecessors at [], last accessed 26 December 2011. Works numbers were 4189-4190, 4238-4239 (1903) and 4279-4280, 4289-4290 in 1904. Hunslet added 5 more (works numbers 860-864) in 1905.

Selangor Government Railway merged in 1903 with Perak Government Railway to form the Federated Malay States Railway. At that time both railways had bought very similar Ten-wheelers from Kitson (Locobase 13585) and Neilson, Reid (Locobase 13591). Kitson delivered another sextet in 1903-1904.

Principal Dimensions by Steve Llanso of Sweat House Media

ClassG
Locobase ID13592
RailroadFederated Malay States Railways
CountryMalaya
Whyte4-6-0
Number in Class6
Road Numbers57-61, 68-69
GaugeMetre
Number Built6
BuilderKitson & Co
Year1903
Valve GearStephenson
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)
Engine Weight (lbs / kg)65,520 / 29,719
Tender Loaded Weight (lbs / kg)49,056 / 22,251
Total Engine and Tender Weight (lbs / kg)114,576 / 51,970
Tender Water Capacity (gals / ML)
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)51.50 / 1308
Boiler Pressure (psi / kPa)150 / 10.30
High Pressure Cylinders (dia x stroke) (in / mm)14.5" x 20" / 368x508
Tractive Effort (lbs / kg)10,410 / 4721.90
Factor of Adhesion (Weight on Drivers/Tractive Effort)
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)
Evaporative Heating Surface (sq ft / m2)736 / 68.38
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)736 / 68.38
Evaporative Heating Surface/Cylinder Volume192.55
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation
Same as above plus superheater percentage
Same as above but substitute firebox area for grate area
Power L1
Power MT

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