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Page views since 2023-01-26: 196587
Upper-Italian Railway class 1200
Rete Adriatica class 420, Rete Mediterranea class 480 and Italian State Railway class 420
Italy | 1873 | 300 produced
Photo from FS times
Photo from FS times
General
Built1873-1905
ManufacturerCockerill, Breda, Ansaldo, Miani, Maffei, MÁVAG, Esslingen, Henschel, StEG, Napoli, Pietrarsa, Hawthorn-Guppy
Axle config0-8-0 (Eight-coupled) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length53 ft 6 1/2 in
Wheelbase13 ft 5 7/16 in
Fixed wheelbase13 ft 5 7/16 in
Total wheelbase32 ft 10 5/16 in
Empty weight101,192 lbs
Service weight116,183 lbs
Adhesive weight116,183 lbs
Total weight174,926 lbs
Axle load29,542 lbs
Water capacity2,378 us gal
Fuel capacity8,818 lbs (coal)
Power
Power sourcesteam
Indicated power612 hp (456 kW)
Optimal speed16 mph
Top speed28 mph
Starting effort24,148 lbf
Power Plant
Driver diameter48 in
Boiler pressure130 psi
Expansion typesimple
Cylinderstwo, 20 7/8 x 24 in
Boiler
Grate area23.1 sq ft
Firebox area115.2 sq ft
Tube heating area1,759.7 sq ft
Evaporative heating area1,874.9 sq ft
Total heating area1,874.9 sq ft
Calculated Values
steam locomotive
freight
last changed: 08 2023
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