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South Manchurian Railway Mikai and Mikako class

Manchukuo Mikai No. 1-1500, later China Railway JF1 501

In 1918 the South Manchuria Railway, also called Mantetsu, received 25 Mikado locomotives built by ALCO. Due to their wheel arrangement, they were called “Mikai”. Only in 1924, they ordered 45 more from several Japane...

South Manchurian Railway Mikai and Mikako classRemove
Variant
Mikai
Built 1918-1928
Manufacturers ALCO;Shahekou;Kawasaki;Kisha Seizō;Nippon Sharyō;Hitachi;Sifang;Dalian;Qiqihar;Taiyuan;Mitsubishi
Wheel arrangement 1D1
Gauge 1435 mm
Length 21906 mm
Service mass 98720 kg
Top speed 80 km/h
Power
Engine

General

Property South Manchurian Railway Mikai and Mikako classRemove
Built 1918-1928
Manufacturers ALCO, Shahekou, Kawasaki, Kisha Seiz&#333, Nippon Shary&#333, Hitachi, Sifang, Dalian, Qiqihar, Taiyuan, Mitsubishi
Wheel arrangement 2-8-2 (Mikado)
Gauge 1,435 mm

Dimensions and weights

Property South Manchurian Railway Mikai and Mikako classRemove
Length 21.91 m
Service mass 98.7 t
Adhesion mass 76.2 t
Total mass 185.1 t
Axle load 19 t
Water capacity 30,000 l
Fuel capacity 14 t (coal)

Boiler

Power plant

Property South Manchurian Railway Mikai and Mikako classRemove
Driver diameter 1,370 mm
Boiler pressure 13.4 bar
Expansion type simple expansion
Cylinders two, 584 x 711 mm

Power

Property South Manchurian Railway Mikai and Mikako classRemove
Power source steam
Indicated power 1,152 kW (1,566 PS)
Top speed 80 km/h
Starting effort 201.6 kN

Calculated values

Property South Manchurian Railway Mikai and Mikako classRemove
Factor of adhesion 1 : 3.71
Optimal speed 35 km/h
Power-to-weight ratio 11.7 kW/t
Adhesive weight/Total 1 : 1.30
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