Yangyang-class minesweeper

The ship in front is the Yangyang-class minesweeper Ongjin
Class overview
BuildersKangnam Corporation
Operators Republic of Korea Navy
Built1999–2021
In commission1999–present
Completed6
Active5
General characteristics
TypeMinesweeper
Displacement
  • 730 tonnes (718 long tons)
  • 880 tonnes (866 long tons) (Full load)
Length60 m (196 ft 10 in)
Beam10.5 m (34 ft 5 in)
Propulsion2 × Voith Schneider Propeller
Speed15 knots (28 km/h; 17 mph)
Range2,970 nmi (5,500 km)
Complementabout 50–61
Sensors &
processing systems
  • Side scan sonar
  • Variable Depth Sonar
Electronic warfare
& decoys
Mine Disposal Vehicle (MDV)
Armament
  • 1 × 20 mm cannon
  • Multi-purpose machine gun

Yangyang-class minesweeper (양양급 소해함, ) is a ship class of minesweepers currently in service on the Republic of Korea Navy.

Its main missions are gathering data of ports in the Korean region, and searching naval mine and minesweeping, in wartime. They sometimes used at finding and recovering North Korean missiles, by using Variable Depth Sonar to detect missile fragments.

Ongjin, second ship of the class, is famous for finding the stern of ROKS Cheonan at the site of the ROKS Cheonan sinking.