英国22型护卫舰最初是一型反潜型护卫舰,主要是追随北约舰队承担反潜任务。随后不断改进,发展成为能携带反舰、防空和反潜武器的通用功能护卫舰。该型舰分3批建造,也形成了3级护卫舰,第一批4艘“大刀”级、第二批6艘“拳师”级和第三批4艘“康沃尔”级。4艘“大刀”级护卫舰已于20世纪90年代中期卖往巴西;“拳师”级有2艘卖往罗马尼亚、1艘卖往智利,其余用作靶标击沉和拆解;第三批4艘“康沃尔”级目前尚在役。 British 22 frigate was originally an anti-submarine frigate, mainly to follow the NATO fleet anti-submarine mission. After that, it was continuously improved and developed into a common functional frigate capable of carrying anti-ship, anti-aircraft and anti-submarine weapons. This type of ship is divided into three batches of construction, also formed a three frigates, the first batch of four “swords” level, the second batch of six “boxer” level and the third batch of four “Cornwall ”level. 4 “Sword” class frigate was sold to Brazil in the mid-1990s; 2 “boxer” class sold to Romania, one sold to Chile, the rest as a target sunk and dismantling; Three batches of four “Cornwall” class are currently in service.