South Australian Railways M class (second)

South Australian Railways M class (second) was a group of twenty 2-4-2T engines sold to the SAR by the Victorian Railways for $3300 each between June 1920 to October 1922. The class was formerly the Victorian railways' E class.

South Australian Railways M class (second)
Type and origin
Power typeSteam
BuilderPhoenix Foundry - Ballarat, Victoria
David Munro & Co. - Melbourne, Victoria
Build date1889-1894
Total produced20
Specifications
Configuration:
​
 • Whyte2-4-2 tank (1′B1′ T)
Gauge1,600 mm (5 ft 3 in)
Driver dia.5 ft 0 in (1.524 m)
Length33 ft. 8 in.
Height3.8989 Metres
Axle load16 tons 8 cwt
Total weight53 tons 8 cwt
Fuel typeCoal
Fuel capacity2 tons 10 cwt
Water cap1,600 gallons
Firebox:
 • Firegrate area		17.8 square feet
Boiler pressure140 psi (965 kPa)
Heating surface:
 • Tubes		988.7 square feet
 • Firebox83.4 square feet
Cylinders2
Cylinder size17.5 in × 26 in (444 mm × 660 mm)
Performance figures
Tractive effort14,025 lbs
Career
OperatorsSouth Australian Railways
Victorian Railways
ClassM
Numbers256-275
Delivered1920
First run1920
Last run1925-1935
Retired1925-1935
Withdrawn1925-1935
Preserved0
Scrapped1925-1935
Dispositionall SAR variants scrapped


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