HMS Hever Castle (K521) depth on the fuses of the projectiles until the moment of firing. A single Squid-launched attack had a success rate of 25%. The class was also provided with HF/DF and Type 277 radar. "Hever Castle" was ordered on 23 January 1943. The ship, named for Hever Castle in Hever, Kent, was laid down on 29 June 1943 and launched on 24 February 1944. At some point in 1943, the ship was transferred to the Royal Canadian Navy. The corvette, renamed "Copper Cliff" after a suburb of Sudbury, Ontario, was commissioned into the Royal Canadian Navy on 25 February 1944 with
HMS Hever Castle (K521) a Chinese flag and renamed "Ta Lung". Converted to a cargo ship, the vessel had a gross register tonnage of 1,305 tons. The ship was renamed "Wan Lee" in 1947 and was taken over by the Communist Chinese government in 1949. The ship remained listed until 1968, however, following that the ship's existence remained doubtful even though it was reported on until 1977–78. Miramar claims the ship was wrecked on 12 April 1948 at . HMS Hever Castle (K521) HMS "Hever Castle was a constructed for the British Royal Navy in the Second World War. Transferred to the Royal Canadian