 Australia and New Zealand were built with a different arrangement . The waterline belt did not extend to the ends , but terminated 60 feet ( 18 @.@ 3 m ) short of the bow and 55 feet ( 16 @.@ 8 m ) short of the stern . The sections abreast the barbettes were thickened to 5 inches ( 127 mm ) and the sections at each end were increased to four inches . The main deck armour was increased to 2 @.@ 5 inches around the barbettes and was extended 55 feet past the rear barbette . The lower deck armour was decreased from 1 @.@ 5 – 2 inches to one inch , both on the flat and slope , except at the ends where it was thickened to 2 @.@ 5 inches . After Jutland one inch of armour was added to the magazine crowns and the turret roofs with a total weight of 110 long tons ( 112 t ) 
