IHM Stefanini Participates in the Construction of the First Brazilian Nuclear Submarine

June 4, 2019 – IHM Stefanini is participating in the construction of Brazil’s first nuclear submarine, the SN-Álvaro Alberto. The project is part of the PROSUB (Submarine Development Program), established in 2008 by the Brazilian Federal Government through a technology transfer agreement signed between France and Brazil. Naval Group, a world reference in naval defense whose main shareholder is the French government, will coordinate the project. After a two-year long, rigorous process that consisted of the thorough analysis of technical expertise and ability to manage high-complexity project management of over…

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Launching Ceremony of Submarine Riachuelo

December 14, 2018 (Google Translation) – On December 14, 2018, the Brazilian Navy launches the submarine “Riachuelo” to the sea, the first in a series of four conventional and one nuclear-powered submarines that are being built by the Submarine Development Program (PROSUB). The ceremony will be attended by the President of the Republic. The milestone of this new PROSUB phase will take place in the Itaguaí Naval Complex, when the “Riachuelo” will be ready to start the port tests, in which the watertightness, buoyancy and balance. After all the tests,…

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Brazilian Navy’s Prosub Program

[embedyt] https://www.youtube.com/watch?v=JGvO764fHsM[/embedyt] Google Translation Brazil is not just land. The national territory also encompasses the territorial sea, in which the nation has sovereignty to develop economic activities fundamental for the development of the country. it is in this maritime area that Brazilians develop their fishing activities, foreign trade and the exploitation of biological and mineral resources. The sea is the way of 95% of our exports and imports and holds 85% of all oil in the national territory. The immense wealth of the waters, of the bed and of the marine subsoil in this…

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Navy begins final assembly of PROSUB’s first conventional submarine

Google Translation The Brazilian Navy will begin, on February 20, with the presence of the President of the Republic, the integration phase of the four conventional Riachuelo Class submarines, foreseen under the scope of the Subsea Development Program (PROSUB), one of the largest projects in the country. The milestone of this new PROSUB phase will take place in the Itaguaí Naval Complex, with the start of the final assembly of the “Riachuelo”, the first of the conventional submarines of the Program to have united all the sections that form the…

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MB and ICN carry out sections of the “Riachuelo” Submarine

Google Translation On January 13 and 14, the Brazilian Navy (MB) and the company Itaguaí Construções Navais (ICN) transferred three S40 “Riachuelo” sections to the Construction Shipyard, on Madeira Island, in the Itaguaí Naval Complex, , the first submarine of the Submarine Development Program (PROSUB). The program provides for three more conventional units and the first Brazilian submarine with nuclear propulsion. The five-kilometer journey was completed in 11 hours, starting at the Steel Structures Manufacturing Unit (UFEM), which is also located in Itaguaí, Rio de Janeiro (RJ). The logistics operation…

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