The Argonaute class had an average U-boat - ship class of the French Navy . In the French type classification of the time, it was Class 2 boats . The five boats of the class were built by Chantiers Schneider et Cie in Chalon-sur-Saône between 1927 and 1935 . The class is also known as 630-ton Type D refers.
Until the Allied invasion of Africa in November 1942, the submarines of the class were under Vichy-French command and were stationed in Africa. The lead ship was sunk by the Allies in 1942. The other four submarines were then used by the Free French Navy and survived the Second World War . The four boats were decommissioned in 1946.
↑ The French Navy distinguished three classes of submarines: 1st class boats were deep-sea boats. 2nd class boats were smaller coastal boats. 3rd class boats were mine layers .