China Railways SN

The SN class was a series of 0-10-0 tender locomotives built by Baldwin Locomotive Works for the Gebishi Railway, transporting passengers and goods between Gejiu City and Shiping County. The locomotives served on this line until its closure in 1990.

China Railways SN class
SN class no. 29 on display at the Yunnan Railway Museum
Type and origin
Power typeSteam
BuilderBaldwin Locomotive Works
Build date1924-29
Specifications
Configuration:
​
 • Whyte0-10-0
 • UICE
Gauge1 ft 11 5⁄8 in (600 mm)
Driver dia.711 mm (27.992 in)
Wheelbase10 ft 0 in (3.05 m)
Length29 ft 8 in (9.04 m)
Frame typeBar frame, outside
Loco weight85,500 lb (38,800 kg) [1]
Tender weight16.5 t (16,500 kg)
Fuel typeCoal
Fuel capacity1 short hundredweight (0.045 t; 0.045 long tons)
Water cap1,000 US gal (3,800 L; 830 imp gal)
Boiler pressure180 lbf/in2 (13 kg/cm2; 1,200 kPa)
CylindersTwo, outside
Valve gearWalschaerts
Valve typeslide valve
Performance figures
Tractive effort14,700 lb (6,667.81 kg)
Career
Operators
  • Gebishi Railway
  • China Railway
ClassSN
Number in class16
NicknamesKun-rail-ten-wheeled [2]
Withdrawn1990[3]
PreservedSN-23, SN-26, SN-29
DispositionMost scrapped, three preserved

At least three members of the class are known to be preserved. No.23 is currently displayed in the China Railway Museum, while No.26 is in the Shanghai Railway Museum[4], No.29 is in the Yunnan Railway Museum.[5]

See also
  • Kunming–Hai Phong Railway
  • Gebishi Railway
  • DFH21
  • KD55

References
  1. Broadbelt, H.L. (1983). "The gauge, the wheel arrangement, the tender". Trains (August): 51.
  2. http://www.ejrcf.or.jp/jrtr/jrtr58/pdf/42-45web.pdf
  3. "Yunnan narrow gauge railways". Noz. Retrieved 16 June 2013.
  4. 2015.11.7 上海铁路博物馆_新浪博客
  5. Yunnan Railway Museum Archived 2015-08-30 at the Wayback Machine
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