French corvette Roselys

History
United Kingdom
NameHMS Sundew
Ordered21 September 1939
BuilderJ. Lewis and Sons Ltd., Aberdeen, Scotland
Laid down4 November 1940
Launched28 May 1941
Out of service17 September 1941 – transferred to Free France
IdentificationPennant number: K57
FateScrapped at Troon in 1948
France
NameFFL Roselys
Acquired17 September 1941
Commissioned19 September 1941
IdentificationK-57
FateReturned to Royal Navy in 1947
General characteristics
Class and typeFlower-class corvette (original)
Displacement925 long tons (940 t; 1,036 short tons)
Length205 ft (62.48 m)o/a
Beam33 ft (10.06 m)
Draught11.5 ft (3.51 m)
Propulsion
  • single shaft
  • 2 × fire tube Scotch boilers
  • 1 × 4-cycle triple-expansion reciprocating steam engine
  • 2,750 ihp (2,050 kW)
Speed16 knots (29.6 km/h)
Range3,500 nautical miles (6,482 km) at 12 knots (22.2 km/h)
Complement85
Sensors and
processing systems
  • 1 × SW1C or 2C radar
  • 1 × Type 123A or Type 127DV sonar
Armament
  • 1 × BL 4-inch (101.6 mm) Mk.IX single gun
  • 2 x double Lewis machine gun
  • 2 × twin Vickers machine gun
  • 2 × Mk.II depth charge throwers
  • 2 × depth charge rails with 40 depth charges
  • initially with minesweeper equipment, later removed

Roselys (formerly HMS Sundew) was one of the nine Flower-class corvettes lent by the Royal Navy to the Free French Naval Forces. She served as a naval escort in World War II.