China Railways KD7

The China Railways KD7 type steam locomotive was a type of 2-8-0 mainline general purpose steam locomotive. KD7 locomotives were built in the United States and supplied to China by UNRRA as part of the post war rehabilitation effort in 1946. China received 160 locos while others of the same design went to Belgium as NMBS/SNCB Type 29.[1]

KD7
Type and origin Power type Steam Builder ALCO, Baldwin, Lima Serial number ALCO: 74388–74422 Baldwin: 73247–73326 Lima: 9212–9256 Total produced 160 (1946)
Specifications Gauge 1,435 mm (4 ft 8 1⁄2 in) Driver dia. 1,520 mm (59.84 in) Length 20.300 m (66 ft 7.2 in) Loco weight 152 t (150 long tons; 168 short tons) Tender cap. 11.5 t (11.3 long tons; 12.7 short tons) (coal), 25 m3 (883 cu ft) (water) Cylinders 2 Cylinder size 560 mm × 710 mm (22.047 in × 27.953 in) bore x stroke
Performance figures Maximum speed 90 km/h (56 mph) Power output 1,203 hp (897 kW) (at wheels) Tractive effort 170 kN (38,000 lbf)
Career Operators China Railway

At least four KD7s are thought to have been preserved. KD7 534 is at Beijing Railway Museum, KD7 587 is at Shanghai History Museum[2] and KD7 641 is at Shanghai Railway Museum and KD7 513 at the Datong Locomotive Works Museum.[3] A fifth loco, KD7 511, was reported to be under restoration in Hangzhou in 2002.[4]