| 词条 | South Australian Railways M class (second) |
| 释义 | {{Infobox locomotive |name = South Australian Railways M class (second) |powertype = Steam |image = |caption = |designer = |builder = Phoenix Foundry - Ballarat, Victoria David Munro & Co. - Melbourne, Victoria |ordernumber = |serialnumber = |buildmodel = |builddate = 1889-1894 |totalproduction = 20 |rebuilder = |rebuilddate = |numberrebuilt = |whytetype = 2-4-2 tank (1′B1′ T) |gauge = {{RailGauge|1600mm}} |leadingdiameter = |driverdiameter = {{convert|5|ft|0|in|m|3|abbr=on}} |trailingdiameter = |minimumcurve = |wheelbase = |length = 33 ft. 8 in. |width = |height = |axleload = 16 tons 8 cwt |weightondrivers = |locoweight = |tenderweight = |locotenderweight = 53 tons 8 cwt |tendertype = |fueltype = Coal |fuelcap = 2 tons 10 cwt |watercap = 1,600 gallons |tendercap = |sandcap = |boiler = |boilerpressure = {{convert|140|psi|kPa|0|abbr=on}} |feedwaterheater = |firearea = 17.8 square feet |tubearea = 988.7 square feet |fluearea = |tubesandflues = |fireboxarea = 83.4 square feet |totalsurface = |superheatertype = |superheaterarea = |cylindercount = 2 |cylindersize = {{convert|17.5|x|26|in|mm|0|abbr=on}} |frontcylindersize= |rearcylindersize = |hpcylindersize = |lpcylindersize = |valvegear = |valvetype = |valvetravel = |valvelap = |valvelead = |transmission = |maxspeed = |poweroutput = |tractiveeffort = 14,025 lbs |factorofadhesion = |trainheating = |locobrakes = |locobrakeforce = |trainbrakes = |safety = |operator = South Australian Railways Victorian Railways |operatorclass = |powerclass = |numinclass = |fleetnumbers = 256-275 |officialname = |nicknames = |axleloadclass = |locale = |deliverydate = 1920 |firstrundate = 1920 |lastrundate = 1925-1935 |retiredate = 1925-1935 |withdrawndate = 1925-1935 |preservedunits = 0 |restoredate = |scrapdate = 1925-1935 |currentowner = |disposition = all SAR variants scrapped}} 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 locos}}{{steam-loco-stub}}{{SouthAustralia-rail-transport-stub}} 4 : South Australian Railways steam locomotives|2-4-2T locomotives|5 ft 3 in gauge locomotives|Scrapped locomotives |
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