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JNR's steam locomotive D50 class

D50.jpg / 11.8KBytes
D50 140 Nov.2005 Umekoji Steam Locomotives Museum
From 1923 to 1931, the manufacturing industries, Kisha-Seizo, Kawasaki, Hitachi, and Nippon-Sharyo, had produced the 380 cars of this class. These had been used to 1971. Then now the 2 cars are kept everywhere.

Data of D50 class
Whell arrangement 2-8-2 Heating Surface(m2) 222.30
Loco. Weight in Working Order(t) 78.14 Loading Capacity of Water(m3) 17.0
Weight on Driving Wheels(t) 58.79 Loading Capacity of Coal(t) 12.0
Tender Weight in Working Order(t) 49.0 Height of Boiler Cube center(mm) 2,500
Max Axle Weight(t) 14.9 Length(mm) 20,030
Diameter of Driving Wheel(mm) 1,400 Height(mm) 3,955
Cylinder Dimensions(mm) 570X660 Length of Locomotive(mm) 11,928
Boiler Pressure(kg/cm2) 13.00 Length of Tender(mm) 7,340
Grate Area(m2) 3.25 Gauge 1,067mm(3'6")

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