In the case of naval shells, the nose is not of brass but of a soft kind of steel.
"The Romance of War Inventions" by Thomas W. Corbin
There was another car behind the engine, upon which were mounted two Naval quick-firing 12-prs., firing a huge brass cartridge.
"Two Years on Trek" by Louis Eugène du Moulin
The Prince and his staff landed unostentatiously in white naval kit from a brass-funnelled steam picket-boat.
"Down Under With the Prince" by Everard Cotes