The Class B20 is a type of 0-4-0T steam locomotive built for the Japanese Government Railways during the period 1944–47. They were built by Tateyama Heavy Industries who manufactured a total of fifteen Class B20 locomotives.

Class B20
B20 10
Type and origin
Power typeSteam
BuilderTateyama Heavy Industries
Build date1944-1947
Total produced15
Specifications
Configuration:
 • Whyte0-4-0T
Gauge1,067 mm
Driver dia.860 mm
Length7,000 mm
Loco weight20.3 t
Performance figures
Maximum speed45 km/h
Tractive effort3,190 kg
Career
Retired1972
DispositionTwo preserved, remainder scrapped

Preserved examples

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See also

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