 Derfflinger and Lützow were 210 m ( <unk> ft 0 in ) long at the waterline and 210 @.@ 40 m ( 690 ft 3 in ) long overall . Hindenburg was slightly longer , at 212 @.@ 50 m ( 697 ft 2 in ) at the waterline and 212 @.@ 80 m ( <unk> ft 2 in ) overall . All three ships had a beam of 29 m ( 95 ft 2 in ) , and a draft of between 9 @.@ 20 m ( 30 ft 2 in ) forward and 9 @.@ 57 m ( 31 ft 5 in ) aft . The first two ships were designed to displace 26 @,@ 600 tonnes ( 26 @,@ 200 long tons ) with a standard load , and up to 31 @,@ 200 tonnes ( 30 @,@ 700 long tons ) at combat weight . Hindenburg displaced slightly more , at 26 @,@ <unk> tonnes ( 26 @,@ 521 long tons ) standard and 31 @,@ 500 tonnes ( 31 @,@ 000 long tons ) fully laden . The ships ' hulls were constructed from longitudinal steel frames , over which the outer hull plates were riveted . Derfflinger 's hull contained 16 <unk> compartments , though Lützow and Hindenburg had an additional seventeenth compartment . All three ships had a double bottom that ran for 65 % of the length of the hull . This was a decrease from preceding German battlecruisers , which had a double bottom for at least 75 % of the hull . 
