Benefits, cost impact of aluminum can go a long way

Feb 01, 2011 | 05:09 AM | Bill Beck

Much of the rationale for designing and building all-aluminum ships for the U.S. Navy stems from a paper delivered to the Society of Naval Architects and Marine Engineers in 2009.

Entitled The Benefits and Cost Impact of Aluminum Naval Ship Structure, the paper by naval architects Thomas Lamb, Nathaniel Beavers, Thomas Ingram and Anton Schmieman argued that "even though the cost of the aluminum structure is over 40 percent more than the steel structure, an 'equivalent' aluminum naval ship can be built within 7.5 percent of the acquisition price of a steel ship. This is possible because of the cascading benefits....

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