| 词条 | Indian locomotive class WM |
| 释义 |
| name = Indian WM | powertype = Steam | image = WM works photo, 1942 (1).jpg | alt = Vulcan Foundry works photo of EIR no. 2211. | caption = Vulcan Foundry works photo of EIR no. 2211. | designer = | builder = {{unbulleted list|Vulcan Foundry (40 (+4 ex WV))|Robert Stephenson and Hawthorns (30)}} | ordernumber = | serialnumber = | buildmodel = | builddate = 1939, 1951, 1953, 1954 | totalproduction = {{unbulleted list|70 new|4 ex WV}} | rebuilder = | rebuilddate = | numberrebuilt = | whytetype = 2-6-4T | uicclass = 1′C2′h2t | gauge = {{track gauge|5ft6in|lk=on}} | leadingdiameter = | driverdiameter = {{convert|5|ft|7|in|mm|0|abbr=on}} | trailingdiameter = | minimumcurve = | wheelbase = | length = | width = | height = | axleload = {{convert|16.25|LT|t ST}} | weightondrivers = | locoweight = {{convert|96.6|LT|t ST}} | fueltype = Coal | fuelcap = {{convert|6.5|LT|t ST}} | watercap = {{convert|3000|impgal|abbr=on}} | sandcap = | boiler = | boilerpressure = {{convert|210|psi|MPa|2|abbr=on}} | feedwaterheater = | firearea = {{convert|24.6|sqft|m2|abbr=on}} | tubearea = | fluearea = | tubesandflues = | fireboxarea = | totalsurface = {{convert|965|sqft|m2|abbr=on}} | superheatertype = AX pattern (21 A-type elements) | superheaterarea = {{convert|230|sqft|m2|abbr=on}} | cylindercount = Two, outside | cylindersize = {{convert|16|x|28|in|mm|0|abbr=on}} | valvegear = Walschaerts | valvetype = | valvetravel = | valvelap = | valvelead = | transmission = | maxspeed = | poweroutput = | tractiveeffort = {{convert|19100|lbf|kN|2|abbr=on}} | factorofadhesion = 5.68 | trainheating = | locobrakes = | locobrakeforce = | trainbrakes = | safety = | operator = Indian Railways | operatorclass = | powerclass = | numinclass = 70 + 4 | fleetnumbers = 13000–13073 | officialname = | nicknames = | axleloadclass = | locale = | deliverydate = | firstrundate = | lastrundate = | retiredate = | withdrawndate = | preservedunits = | restoredate = | scrapdate = | currentowner = | disposition = | notes = {{sfn|Hughes|1996|p=23}}[1][2] }} The Indian locomotive class WM was a class of 2-6-4T tank locomotives used on broad gauge lines in India from 1942.[1][3][4] A total of 70 of them were delivered new, and another four were converted from existing class WV engines.{{sfn|Hughes|1996|p=23}} The ten prototypes of the WM class, the first 30 production units, and the four WV class locomotives that were later converted to WMs, were built by Vulcan Foundry in Newton-le-Willows, Lancashire, England. The remaining 30 WM class engines were built by Robert Stephenson and Hawthorns in North East England.{{sfn|Hughes|1996|p=23}} See also{{portal|Railways in India}}
ReferencesNotes1. ^1 {{cite web|url=http://www.enuii.org/vulcan_foundry/photographs/locomotives/Publicity/Indian%20WM.pdf |title=Indian Railways 5 ft. 6 in. Gauge 1952 2-6-4T (WM) brochure |date= |format=PDF |publisher=Vulcan Foundry |accessdate=11 July 2013 |archiveurl=https://www.webcitation.org/6I1bzdwzg?url=http://www.enuii.org/vulcan_foundry/photographs/locomotives/Publicity/Indian%20WM.pdf |archivedate=11 July 2013 |deadurl=yes |df= }} 2. ^{{cite journal |date=December 1951 |title=Indian Government Railways Thirty 2-6-4 Type, "WM" Class Side Tank Locomotives 5 ft. 6 in. Gauge |journal=Vulcan Magazine |volume=2 |issue=4 |pages=16–17 |publisher=Vulcan Foundry |url=http://www.enuii.org/vulcan_foundry/magazine/Vol2_no4_1951/page_16.jpg |archiveurl=https://www.webcitation.org/6I1cYwYn3?url=http://www.enuii.org/vulcan_foundry/magazine/Vol2_no4_1951/page_16.jpg |archivedate=11 July 2013 |accessdate=11 July 2013 |deadurl=yes |df= }} 3. ^Hughes 1976, p. 21. 4. ^Marshall 2009, pp. 88. Bibliography{{refbegin}}
External links{{commonscat-inline}}{{Broad gauge locomotives of India |state=collapsed}} 7 : Railway locomotives introduced in 1942|Robert Stephenson and Hawthorns locomotives|Steam locomotives of India|Vulcan Foundry locomotives|2-6-4T locomotives|5 ft 6 in gauge locomotives|Scrapped locomotives |
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