Seta-class gunboat

Seta on the Yangtze River in 1935.
Class overview
NameSeta class
Builders
  • Mitsubishi, Kobe
  • Harima Shipbuilding
Operators
Preceded byToba
Succeeded byAtami class
Built1922–1923
In commission1923–1945
Planned4
Completed4
Lost3
Retired1
General characteristics
TypeRiver gunboat
Displacement
  • 338 t (333 long tons) standard
  • 400 t (390 long tons) full load
Length
  • 56 m (184 ft) oa
  • 55 m (180 ft) pp
Beam8.2 m (27 ft)
Draft1.02 m (3 ft 4 in)
Installed power1,600 kW (2,100 ihp), 2 cyl. compound steam engine
Propulsion2 shafts
Speed16 knots (30 km/h; 18 mph)
Range1,750 nmi (3,240 km; 2,010 mi) at 10 knots (19 km/h; 12 mph)
Complement62
Armament

The Seta-class gunboats (勢多型砲艦, Seta-gata hōkan) were a class of four riverine gunboats of the Imperial Japanese Navy. They entered service in 1923 for use along the Yangtze River in China. The remained in service through the Second Sino-Japanese War and World War II. Three of the gunboats were damaged beyond repair and broken up during World War II. The fourth, Seta, was surrendered at the end of the war, and taken over by the Republic of China Navy and renamed Chang Teh. During the Chinese Civil War, Chang Teh was captured by Communist Chinese forces.