JNR's steam locomotive D52 class

D52.jpg / 38.7KBytes
D52403 Oct. 1998 Hiratsuka City Culture center park
D52 class is the biggest steam locomotive for a freight in Japan. It was built for the wartime transport of the main line. From 1943 to 1947, the manufacturing industries, Kisha-Seizo, Kawasaki, Hitachi, Mitsubishi, Nippon-Sharyo, JNR Takatori Works, and JNR Hamamatsu Works, had produced the 285 cars of this class. The built of over 400 locomotives were planned. However, the plan was stopped, because the war ended. These had been used to 1973. Then now the 7 cars are kept everywhere.
Data of D52 class
Whell arrangement 2-8-2 Heating Surface(m2) 244.50
Loco. Weight in Working Order(t) 85.13 Loading Capacity of Water(m3) 22.0
Weight on Driving Wheels(t) 66.29 Loading Capacity of Coal(t) 10.0
Tender Weight in Working Order(t) 51.76 Height of Boiler Cube Center(mm) 2,550
Max Axle Weight(t) 16.6 Length(mm) 21,105
Diameter of Driving Wheel(mm) 1,400 Height(mm) 3,982
Cylinder Dimensions(mm) 550X660 Length of Locomotive(mm) 12,330
Boiler Pressure(kg/cm2) 16.00 Length of Tender(mm) 8,775
Grate Area(m2) 3.85 Gauge 1,067mm(3'6")
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