South Australian Railways 740 class

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Power typeSteam
Power typeSteam
Serial number520-533
South Australian Railways 740 class
740 at Mile End in March 1952
Type and origin
Power typeSteam
BuilderClyde Engineering
Serial number520-533
Build date1951-1953
Total produced10
Specifications
Configuration:
  Whyte2-8-2 1′D1′ 2′2′
Gauge1,600 mm (5 ft 3 in)
Leading dia.2 ft 9 in (838 mm)
Driver dia.4 ft 9 in (1,448 mm)
Trailing dia.3 ft 6 in (1,067 mm)
Length73 ft 1+12 in (22.29 m)
Height14 ft 0 in (4,254.5 mm)
Axle load17 long tons 17 cwt (40,000 lb or 18.1 t)
Loco weight93.95 long tons 0 cwt (210,400 lb or 95.5 t)
Tender weight71.10 long tons 0 cwt (159,300 lb or 72.2 t)
Total weight165 long tons 1 cwt (369,700 lb or 167.7 t)
Fuel typeCoal
Fuel capacity10 long tons 0 cwt (22,400 lb or 10.2 t)
Water cap.6,350 imp gal
(7,630 US gal; 28,900 L)
Firebox:
  Grate area47 sq ft (4.4 m2)
Boiler pressure200 psi (1,379 kPa)
Heating surface:
  Firebox194 sq ft (18.0 m2)
  Tubes2,400 sq ft (220 m2)
Superheater:
  Heating area620 sq ft (58 m2)
Cylinders2
Cylinder size22 in × 28 in
(559 mm × 711 mm)
Valve gearWalschaerts
Valve typePiston
Performance figures
Tractive effort40,454 lbf (179,950 N)
Factor of adh.3.81
Career
OperatorsSouth Australian Railways
Class740
Number in class10
Numbers740-749
First run1/3/1952
Withdrawn1963-1965
Scrapped1963-1966
DispositionAll scrapped

The South Australian Railways 740 class was a class of 2-8-2 freight locomotives built by Clyde Engineering, Granville for the South Australian Railways in 1951-1952.

References

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