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Imperial-Royal State Railways class 270
Czechoslovak State Railways class 434.1, Polish State Railways Tr12, Romanian Railway class 140, Austrian Federal Railways class 156, Italian State Railway class 728 and Yugoslav Railway class 25
Austria-Hungary | 1917 | 518 produced
CSD 434.1100 in 2005 in the Lužna u Rakovníka Railway Museum
CSD 434.1100 in 2005 in the Lužna u Rakovníka Railway Museum
Rainer Haufe
General
Built1917-1930
ManufacturerBMMF, Breitfeld & Danek, ČKD, Adamov, Škoda, Wiener Neustadt, Floridsdorf
Axle config2-8-0 (Consolidation) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length57 ft 2 3/4 in
Length loco36 ft 1 7/8 in
Wheelbase22 ft 3 11/16 in
Fixed wheelbase9 ft 2 1/4 in
Total wheelbase44 ft 11 13/16 in
Empty weight134,923 lbs
Service weight149,914 lbs
Adhesive weight126,325 lbs
Axle load31,747 lbs
Fuel capacitycoal
Power
Power sourcesteam
Estimated power1,408 hp (1,050 kW)
Optimal speed22 mph
Top speed37 mph
Starting effort40,537 lbf
Power Plant
Driver diameter49.5 in
Boiler pressure188 psi
Expansion typesimple
Cylinderstwo, 22 7/16 x 24 7/8 in
Boiler
Grate area41.7 sq ft
Firebox area149.6 sq ft
Tube heating area1,827.7 sq ft
Evaporative heating area1,977.3 sq ft
Superheater area412.3 sq ft
Total heating area2,389.6 sq ft
Calculated Values
steam locomotive
freight
last changed: 10 2023
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