Belgian State Railways Type 4

The Belgian State Railways Type 4 was a class of 2-6-2T steam locomotives for passenger traffic, introduced in 1878.^[1]

Belgian State Railways Type 4
Type and origin Power type Steam Builder Evrard (25), Tubize (23), Haine-Saint-Pierre (23), Carels (12), Cockerill (8) Build date 1878–1881 Total produced 91
Specifications Configuration: ​  • Whyte 2-6-2T  • UIC 1′C1′ n2t Gauge 1,435 mm (4 ft 8+1⁄2 in) standard gauge Driver dia. 1,700 mm (66.93 in) Wheelbase 8.40 m (27 ft 6+3⁄4 in) Length 12.03 m (39 ft 5+1⁄2 in) Axle load 13.30 t (13.09 long tons; 14.66 short tons) ​  • Leading 10.55 t (10.38 long tons; 11.63 short tons)  • 1st coupled 12.30 t (12.11 long tons; 13.56 short tons)  • 2nd coupled 13.30 t (13.09 long tons; 14.66 short tons)  • 3rd coupled 12.20 t (12.01 long tons; 13.45 short tons)  • Trailing 10.60 t (10.43 long tons; 11.68 short tons) Loco weight 58.95 t (58.02 long tons; 64.98 short tons) Fuel capacity 1,700 kg (3,750 lb) Water cap. 9,794 L (2,150 imp gal; 2,590 US gal) Firebox: ​  • Type Belpaire  • Grate area 2.7667 m2 (29.781 sq ft) Boiler pressure 8 atm (0.811 MPa; 118 psi) Heating surface 109.383 m2 (1,177.39 sq ft) Cylinders Two, inside Cylinder size 450 mm × 600 mm (17.72 in × 23.62 in) Valve gear Stephenson
Performance figures Tractive effort 3,839 kg (8,464 lb)
Career Operators Belgian State Railways Class Type 4

Construction history

The locomotives were built by various manufacturers from 1878 to 1881.^[1] The machines had an outside frame and inside cylinders and a Stephenson valve gear.^[2]

Known production quantities^[3][4]

Manufacturer	Serial Numbers	Quantity	Date in service	État Belge Numbers
Charles Evrard[5]	292–295, 302–306	9	1878–1879	EB 1087–1095
Tubize[6]	355–358	4	1879	EB 1096–1099
Haine-Saint-Pierre [fr][7]	124–128	5	1879	EB 1100–1104
Cockerill[8]	1076–1083	8	1879	EB 1105–1112
Tubize[6]	362–366	5	1879–1880	EB 1172–1176
Charles Evrard[5]	307–308, 310, 309, 313	5	1879–1880	EB 1177–1181
Carels Frères[9]	105–109	5	1879–1880	EB 1182–1186
Haine-Saint-Pierre[7]	129–133	5	1879–1880	EB 1187–1191
Carels Frères[9]	110–111	2	1880	EB 1192–1194
Tubize[6]	387, 408	2	1880	EB 1195–1196
Charles Evrard[5]	317–318	2	1880	EB 1197–1198
Haine-Saint-Pierre[7]	134–135	2	1880	EB 1199–1200
Tubize[6]	431–437	7	1880	EB 1368–1369, 1434–1438
Tubize[6]	450–454	5	1881	EB 1457–1461
Charles Evrard[5]		9
Haine-Saint-Pierre[7]		11
Carels Frères[9]		3