 The ship was armed with twelve 10 @.@ 5 cm SK L / 45 guns in single pedestal mounts . Two were placed side by side forward on the forecastle , eight were located amidships , four on either side , and two were side by side aft . She also carried four 5 @.@ 2 cm SK L / 55 anti @-@ aircraft guns . She was also equipped with a pair of 45 cm ( 17 @.@ 7 in ) torpedo tubes submerged in the hull . She could also carry 100 mines . The conning tower had 100 mm ( 3 @.@ 9 in ) thick sides , and the deck was covered with up to 40 mm ( 1 @.@ 6 in ) thick armor plate . 
