Bavarian Gt 2×4/4
< Bavarian Gt 2×4
| Bavarian Gt 2×4/4 DRG Class 960 DR Class 960 | ||
|---|---|---|
| Number(s): | K.Bay.Sts.B.: 5751–5765 DRG: 96 001–96 015 | K.Bay.Sts.B.: 5766–5775 DRG: 96 016–96 025 1 |
| Quantity: | 15 | 10 |
| Manufacturer: | Maffei | |
| Year(s) of manufacture: | 1913/1914 | 1922/1923 |
| Retired: | 1936, 1940, 1944 - 1948, 1954 | |
| Wheel arrangement (Whyte): | 0-8-8-0 | |
| Axle arrangement (UIC): | D'D h4vt | |
| Sub-class: | Gt 88.15 | Gt 88.16 |
| Track gauge: | 1,435 mm (4 ft 8+1⁄2 in) | |
| Length over couplers: | 16,900 mm | 17,100 mm |
| Length over buffers: | 17,500 mm | 17,700 mm |
| Height: | 4.65 m | 4.55 m |
| Width: | 3.15 m | |
| Bogie wheelbase: | 1,500 mm | |
| Wheelbase: | 4,500 mm | |
| Overall wheelbase: | 12,200 mm | |
| Minimum curve: | 180 m | |
| Empty weight: | 99.4 t | 105.4 t |
| Service weight: | 123.2 t | 131.1 t |
| Adhesive weight: | 123.2 t | 131.1 t |
| Axle load: | 15,4 t | 16,4 t |
| Top speed: | 50 km/h, 40 km/h on 25‰ incline | |
| Indicated power: | 1,470 PSi (1,081 kW) | 1,630 PSi (1,199 kW) |
| Coupled wheel diameter: | 1,216 mm | |
| Valve gear: | Walschaerts (Heusinger) | |
| No. of cylinders: | 4 (2 LP / 2 HP) | |
| LP cylinder bore: | 800 mm | |
| HP cylinder bore: | 520 mm | 600 mm |
| Piston stroke: | 640 mm | |
| Boiler: | 2,46 m³ steam 8.43 m³ water | 2.46 m³ steam 8.21 m³ Water |
| Boiler overpressure: | 15 bar | |
| No. of heating tubes: | 213 | 218 147 (after rebuild) |
| No. of smoke tubes: | 24 | 34 |
| Heating tube length: | 5.075 m | |
| Grate area: | 4.25 m2 | |
| Radiative heating area: | 14.75 m2 | 14.65 m2 |
| Tube heating area: | 216,14 m2 | 185.78 m2 |
| Superheater area: | 55.39 m2 | 65.37 m2 |
| Evaporative heating area: | 230.89 m2 | 200.43 m2 |
| Water capacity: | 11 m³ | 12.3 m³ |
| Fuel: | 4 t coal, 4,5 t (rebuild) | 5 t coal |
| Brakes: | Westinghouse compressed-air double brake | |
| Auxiliary brake: | Riggenbach counter-pressure brake | |
| Remarks: | 1 techn. data after rebuild 1925/1926 (Serie 2) | |
The Bavarian Class Gt 2×4/4 (bayerische Gt 2x4/4) engine of the Royal Bavarian State Railways (Königlich Bayerische Staats-Eisenbahnen or K.Bay.Sts.B.), was a heavy goods train tank locomotive of the Mallet type. It was later designated the DRG Class 96 (Baureihe 96) by the DRG, DB and DR.