Abstract: During the period of 2010-2011,NMC has participated in many research projects on low cost materials and technologies applied in American new aircraft carrier.including R&D of advanced material and manufacturing technology,advanced jointing technology,new surface and coating technology,and so on.The research progress of these projects are summarized in this article.The economic and social benefits of improving properties and reducing cost on the aircraft carrier building are expected,which may inspire us in the R&D of advanced material and manufacturing technology for shipbuilding.