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Friday 25 November 2016

The penetration capabilities of French 30,5 and 34cm guns according to the Dutch magazine Marineblad dated 1919-1920 no. 2

Danton

Courbet-class

Bretagne-class

Normandie-class

Dunkerque

An item referred to the Naval and Military Record dated 9 April 1919 reporting that the French 30,5 cm shells with a weight of 440 kilo fired  by the Dantons (1) were able to penetrate 47cm on a distance of 4 kilometres, with 18 degrees angle of descent on a distance of 6 kilometres 41cm and on 8 kilometres 36cm thick Krupp steel made armour. The 34cm shells fired by the Bretagne (2) were able to penetrate at least 30,5cm thick armour on a distance of 10 kilometres,

Notes
1. Danton-class built between 1907-1911 consisted of the Condorcet, Danton, Diderot, Mirabeau. Vergniaud and Voltaire. Preceded by the Liberté-class and succeeded by the Courbet-class. Main armament 2x2-30,5cm/12” /45 Modèle 1906 guns.
2. Bretagne-class built between consisted of the Bretagne, Provence and Lorraine. Preceded by the Courbet-class and succeeded by the Normandie-class (not realized) and the Dunkerque-class (realized). Main armament 5x2-34cm13.38” /45 Modèle 1912 guns.