Est 441 to 485

Est 441 to 485 was a class of 45 French 0-4-2 locomotives for mixed service, built in 1885 for the Chemins de fer de l'Est.[1] They were the final development of the 0-4-2 locomotive in France.[2]

Est 441 to 485
Type and origin Power type Steam Designer M. Regray Builder SACM-Graffenstaden (25) SACM-Belfort (20) Build date 1885 Total produced 45
Specifications Configuration: ​  • Whyte 0-4-2  • UIC B1 n2 Gauge 1,435 mm (4 ft 8 ^1⁄2 in) Driver dia. 1,840 mm (6 ft ^1⁄2 in) (other sources: 1,820 or 1,850 mm (5 ft 11 ^5⁄8 in or 6 ft ^7⁄8 in)) Trailing dia. 1,220 mm (4 ft 0 in) Length 8.595 m (28 ft 2.4 in) Adhesive weight 27.8 t (61,300 lb) Loco weight 37.2 or 39.7 t (82,000 or 87,500 lb) Tender weight 24.0 or 27.0 t (52,900 or 59,500 lb) Fuel capacity 5.0 t (11,000 lb) Water cap 7.0 or 10.0 m^3 (1,540 or 2,200 imp gal; 1,850 or 2,640 US gal) Firebox type Crampton  • Firegrate area 1.71 m^2 (18.4 sq ft) Boiler pressure 10 kg/cm^2 (0.981 MPa; 142 psi) Heating surface 103.2 m^2 (1,111 sq ft) Cylinders Two, inside Cylinder size 430 mm × 610 mm (16 ^15⁄16 in × 24 in) Valve gear Stephenson
Performance figures Maximum speed 90 km/h (56 mph) Power output 620 CV (456 kW; 612 hp) Tractive effort 6 t (13,200 lb)
Career Operators Chemins de fer de l'Est SNCF Power class Est series 3 (later 4) Numbers Est: 441 – 485 SNCF: 021 A 446, 452, 472, 474, 478 Retired 1926–1945

Construction history

The locomotives were built by Société Alsacienne de Constructions Mécaniques (SACM) at their works in Graffenstaden and Belfort.[3]

Year	Est no.	SACM factory	SACM serial nos.	SNCF no.
1885	441–465	Graffenstaden	3536–3560	021 A 446, 452
1885	466–485	Belfort	3756–3775	021 A 472, 474, 478

References

1. Vilain (1980), pp. 120–122.
2. Davies (2001), p. 20.
3. Gillot (1976), pp. 85–87.

Bibliography

• Davies, John (July 2001). Chemins de fer de l’Est Locomotive List 1839–1938 (Third ed.). Woodbridge, Queensland: Dr. John Davies. ISBN 0-646-06600-5.
• Gillot, Jean (1976). Les Locomotives a Vapeur de la S.N.C.F. Région Est (in French). Editions Picador.
• Vilain, Lucien-Maurice (1980). L'Évolution des locomotives à vapeur de la compagnie des chemins de fer de l'Est 1853-1938 (in French). éditions Pygmalion. ISBN 2-85704-081-4.

External links

• ETH-Bibliothek Zürich, Bildarchiv. Chemins der fer de l’Est 445, viewer
• ETH-Bibliothek Zürich, Bildarchiv. Armored locomotive Est series 441-485, viewer