The DRB Class 42[note 1] was a type of steam locomotive produced for the Deutsche Reichsbahn. It is one of the three main classes of the so-called war locomotives (Kriegslokomotiven), the other two being class 50 and 52.
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Quick Facts DRB Class 42PKP Ty3/43BDZ class 16 CFL class 55, Type and origin ...
DRB Class 42 PKP Ty3/43 BDZ class 16 CFL class 55 |
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![](//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Baureihe_42_im_BEM_N%C3%B6rdlingen.jpg/300px-Baureihe_42_im_BEM_N%C3%B6rdlingen.jpg) 42 2768 in BEM Nördlingen, March 2008 |
Type and origin |
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Power type | Steam |
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Builder | |
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Build date | 1943 – 1949 |
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Total produced | 935 |
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Specifications |
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Configuration:
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• Whyte | 2-10-0 |
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• UIC | 1′E h2 |
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• German | G 56.17 |
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Driver | Third coupled axle |
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Gauge | 1,435 mm (4 ft 8+1⁄2 in) |
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Leading dia. | 850 mm (2 ft 9+1⁄2 in) |
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Driver dia. | 1,400 mm (4 ft 7+1⁄8 in) |
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Tender wheels | 930 mm (3 ft 5⁄8 in) |
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Wheelbase: | |
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• Axle spacing (Asymmetrical) | - 2,600 mm (8 ft 6+3⁄8 in) +
- 1,650 mm (5 ft 5 in) +
- 1,650 mm (5 ft 5 in) +
- 1,650 mm (5 ft 5 in) +
- 1,650 mm (5 ft 5 in) =
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• Engine | 9,200 mm (30 ft 2+1⁄4 in) |
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• Tender | - 1,800 mm (5 ft 10+7⁄8 in) +
- 2,300 mm (7 ft 6+1⁄2 in) +
- 1,800 mm (5 ft 10+7⁄8 in) =
- 5,900 mm (19 ft 4+1⁄4 in)
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• incl. tender | 19,000 mm (62 ft 4 in) |
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Length:
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• Over headstocks | 21,700 mm (71 ft 2+3⁄8 in) |
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• Over buffers | 23,000 mm (75 ft 5+1⁄2 in) |
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Height | 4,400 mm (14 ft 5+1⁄4 in) |
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Axle load | 17.2 t (16.9 long tons; 19.0 short tons) |
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Adhesive weight | 85.7 t (84.3 long tons; 94.5 short tons) |
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Empty weight | 86.8 t (85.4 long tons; 95.7 short tons) |
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Service weight | 96.9 t (95.4 long tons; 106.8 short tons) |
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Tender type | 2′2′ T 30 or 2′2′ T 32 |
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Fuel type | Coal |
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Fuel capacity | 10 t (9.8 long tons; 11.0 short tons) |
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Water cap. | 30.0 or 32 m3 (6,600 or 7,040 imp gal; 7,930 or 8,450 US gal) |
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Firebox: | |
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• Grate area | 4.7 m2 (51 sq ft) |
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Boiler:
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• Pitch | 3,150 mm (10 ft 4 in) |
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• Tube plates | 4,800 mm (15 ft 9 in) |
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• Small tubes | 51 mm (2 in), 143 off |
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• Large tubes | 133 mm (5+1⁄4 in), 43 off |
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Boiler pressure | 16 bar (16.3 kgf/cm2; 232 lbf/in2) |
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Heating surface: | |
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• Firebox | 19.3 m2 (208 sq ft) |
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• Tubes | 99.3 m2 (1,069 sq ft) |
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• Flues | 81.0 m2 (872 sq ft) |
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• Total surface | 199.6 m2 (2,148 sq ft) |
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Superheater:
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• Heating area | 75.8 m2 (816 sq ft) |
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Cylinders | Two, outside |
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Cylinder size | 630 mm × 660 mm (24+13⁄16 in × 26 in) |
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Train heating | Steam |
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Performance figures |
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Maximum speed | 80 km/h (50 mph) |
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Indicated power | 2,200 PS (1,620 kW; 2,170 hp) |
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Close
Seventy of the class were captured during World War II by the Soviet Union; under Russian ownership they were given the classification TL (ТЛ).[1]