South Korea Navy currently has two reported commissioned Incheon-class frigates built by Hyundai Heavy Industries, world’s largest shipbuilding company based in Ulsan, South Korea. While three frigates were launched by there respective shipbuilders, one by Hyundai Heavy Industries and two by STX Offshore & Shipbuilding. Another frigate is scheduled to be launched by STX.
Incheon-class frigates are developed to replace SoKor’s aged Pohang class corvettes and Ulsan class frigates. There are 20 planned Incheons for Sokor Navy.
An Incheon-class frigate has a main gun of 127mm/L62 Mk. 45 Mod 4 naval gun. It is also armed with 20mm Phalanx CIWS and a RIM-116 Rolling Airframe Missile Block 1, a 21-round launcher.
It is also armed with two light anti-submarine torpedo specially developed for SoKor Navy, K745 LW – Blue Shark. The torpedo can travel at speed of approximately 80 kilometers per hour.
These frigates is also capable of assaulting a ship in long range with SSM-700K Haeseong Anti-ship Missile with similar capability of U.S. Harpoon. The missile can travel at speed of 1013 kilometers per hour and can accurately reach target at 150 kilometers. It also has land-attack armaments similar to U.S. Tomahawk.
Each frigate can carry one naval helicopter. Sokor Navy already ordered eight AW-159 Super Lynx navy variant. These anti-submarine capable helis are expected to be delivered starting 2015 until completion on 2016.