The Chungnam-class frigate is a class of frigates of the Republic of Korea Navy (ROKN). The Chungnam class is based on the preceding . Which in turn is based on the , and has otherwise been referred to as the Incheon-class batch III, FFX-III, or FFG-III.
Confusingly, the FFX Batch III is sometimes called the Ulsan class. The , were the predecessors to the FFX program, preceding the Incheon-class (FFX-I class). Ulsan is also the name of FFX Batch IV.
The first ship was launched in April 2023.
Construction of the second ship started on 27 July 2023 with a steel cutting ceremony at the SK Oceanplant.
The Chungnam class is reportedly capable of intercepting up to eight incoming missiles.