Belgian State Railways Type 20

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Belgian State Railways Type 20
Type and origin
Power typeSteam
Build date1870–1874, 1880
Total produced54
Specifications
Configuration:
   Whyte 0-8-0 T
   UIC D n2t
Gauge 1,435 mm (4 ft 8+12 in)
Driver dia.1,050 mm (3 ft 5+38 in)
Wheelbase 4.50 m (14 ft 9+14 in)
Length10.020 m (32 ft 10+12 in)
Axle load 13.50 t (29,800 lb)
  1st coupled12.10 t (26,700 lb)
  2nd coupled12.65 t (27,900 lb)
  3rd coupled13.50 t (29,800 lb)
  4th coupled12.55 t (27,700 lb)
Loco weight50.8 t (112,000 lb)
Fuel capacity1,900 kg (4,190 lb)
Water cap.6,600 L (1,450 imp gal; 1,740 US gal)
Firebox:
  Type Belpaire
  Grate area3.78 m2 (40.7 sq ft)
Boiler pressure9 atm (0.912 MPa; 132 psi)
Heating surface136.1033 m2 (1,465.004 sq ft)
Cylinders Two, inside
Cylinder size 480 mm × 550 mm (18.90 in × 21.65 in)
Valve gear Belpaire–Stévart
Performance figures
Tractive effort
  • 9 atm: 7,292 kg (16,076 lb)
  • 10 atm: 8,103 kg (17,864 lb)
Career
Operators Belgian State Railways
Class Type 20

The Belgian State Railways Type 20 was a class of 0-8-0 T steam locomotives, introduced in 1870. [1]

Contents

Construction history

The locomotives were built by various manufacturers from 1870–1874. [1] One additional locomotive was delivered by Cockerill in 1880. The machines were designed by Belpaire and Stevart and had a Belpaire–Stévart valve gear. [2]

Production quantities
ManufacturerQuantityYearsNote
Malines11870EB No 50, Prototype [3] [4] [5]
Cockerill 341871–1875 [6] [4]
Cockerill11880 [6] [4] [5]
Couillet 51874 [7] [4] [5]
Tubize 141873–1874 [8] [4] [5]

References

Bibliography