Data Quality88%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the corvettes category.
01 / Overview
Flower-class corvette
Category
Country
Prime contractor
Harland and Wolff, Yarrow Shipbuilders Limited, Marine Industries Limited, Canadian Vickers, Burrard Dry Dock, Fleming and Ferguson, Ferguson Marine, Hall, Russell & Company, Smiths Dock Company, Davie Shipbuilding, John Crown & Sons Ltd, Henry Robb, Morton Engineering and Dry Dock Company, A. & J. Inglis, Blyth Shipbuilding Company, Ailsa Shipbuilding Company, Cook, Welton & Gemmell, Victoria Machinery Depot, Western Dry Dock and Shipbuilding Company, Kingston Shipyards, Alexander Hall & Co., Collingwood Shipbuilding
Production
1941–1945
Quantity
294
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
CORVETTES · WORLD WAR II
6
PERFORMANCE/PRICE
94
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the corvettes category, regardless of era.
02 / Specs & Design
◎Identification8MOD.8
- Hull Classificationcorvette
- Ship Typecorvette
- Builder / ShipyardSmiths Dock Company and others
- Laid Down1939
- Launched1940
- Commissioned1940
- Ships in Class294
- In ServiceNo
◈Displacement3MOD.3
- Light Displacement925 t
- Standard Displacement925 t
- Full Load Displacement1,300 t
▣Dimensions3MOD.3
- Length (overall)62.5 m
- Beam10.1 m
- Draft3.5 m
◇Complement2MOD.2
- Total Complement85
- Air Wing Personnel0
◆Propulsion9MOD.9
- PropulsionSteam Turbine
- Arrangement (CODAG/COGAG…)single shaft with Scotch marine boilers and triple-expansion reciprocating steam engine
- Number of Engines1
- Shaft Power2,050 kW
- Shafts / Screws1
- Top Speed16 kn
- Cruise Speed12 kn
- Range3,500
- Nuclear-PoweredNo
▤Gun Armament4MOD.4
- Main Gun4-inch BL Mk.IX single gun
- Main Gun Calibre102 mm
- Main Gun Count1
- Secondary Guns.50 Vickers machine guns and .303 Lewis guns
⬢Missile Armament4MOD.4
▲Underwater Warfare4MOD.4
- Torpedo Tubes0
- ASW CapabilityYes
- Hull-Mounted SonarYes
- Towed Array SonarNo
◎Aviation5MOD.5
- Embarked Helicopters0
- HangarNo
- Flight DeckNo
- Fixed-Wing Aircraft0
- UAV CapabilityNo
◈Sensors & Combat Systems4MOD.4
- Air-Search RadarSW1C or 2C
- Phased-Array RadarNo
- Aegis / EquivalentNo
- Electronic WarfareNo
▣Survivability5MOD.5
- CBRN CitadelNo
- DegaussingYes
- Hull Materialsteel
- Stealth ShapingNo
- Automated Damage ControlYes
◇Fleet Status6MOD.6
- Completed225
- Under Construction0
- Planned294
- Cancelled11
- Lost36
- Preserved1
◆Armour1MOD.1
- Armournone
03 / History
SERVICE LIFESPANStill in Service
- 1939First deployment: World War II
- 1940Entered service
- 1941Production started
- 1945Production ended
85
years in service
4
years in production
294
units produced
23
countries operating
ⓘ The producing country still actively operates it. 1 countries retired it.
04 / Variants
▚ WEAPON FAMILY
05 / Operators
Operator Countries24country
06 / MASS Score
CORVETTES RANKING Corvettes · World War II
MASS RANKINGSMASS ↗
ⓘ Rankings are within theCorvettescategory.
📖 TERMS ON THIS PAGE5terms
Anti-Submarine Warfare. Capability to detect, track, and engage submarines.
Automated Damage Control is a shipboard system that detects, assesses, and mitigates combat damage on aircraft carriers using sensors and software to enhance response speed and reduce crew workload.
A technique to reduce a ship's magnetic signature by neutralizing its internal magnetic field, minimizing vulnerability to magnetic mines or detection.
Sonar system installed on the hull of a ship, used for underwater detection and navigation by emitting and receiving sound waves.
A mechanical device that converts steam pressure into rotational energy, used to drive shipboard generators or propulsion systems.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources