Muzzle velocity
The secondary battery consisted of ten Modèle 1902 guns; six were mounted in single turrets and the remaining four were in casemates in the hull. The six turrets were distributed along the central portion of the ship, two abreast the forward pair of funnels, two amidships, and the last pair abreast the rear funnel. The casemate guns were arranged in pairs, one on either side of the forward main battery turret, and the other was slightly forward of the rear pair of secondary turrets. The guns had a firing rate of two shots per minute. With a maximum elevation of 15 degrees, the guns had a range of . Muzzle velocity was . The turrets were electrically trained but manually elevated, while the casemate guns were entirely manually operated. Both had a storage capacity of twelve rounds and their propellant charges, before ammunition had to be retrieved from the magazines. Each gun was supplied with 200 shells, of which 150 were SAPC and the remainder were APC. The ships also carried a total of 78 cast iron shells and 20 training rounds.