Zobrazeno 1 - 10
of 198
pro vyhledávání: '"Sérgio Souto Maior Tavares"'
Autor:
Brígida Bastos de Almeida, Andréia de Souza Martins Cardoso, Pedro Soucasaux Pires Garcia, Hugo Ribeiro da Igreja, Rodrigo Chales, Leosdan Figueiredo Noris, Juan Manuel Pardal, Sérgio Souto Maior Tavares, Eduardo Ariel Ponzio
Publikováno v:
Materials Research, Vol 25 (2022)
Austenitic-ferritic stainless steels are alloys with controlled additions of Cr, Ni, Mo and N which, after a suitable thermomechanical treatment, results in a balanced microstructure with similar proportions of ferrite (δ) and austenite (γ). Thus,
Externí odkaz:
https://doaj.org/article/6b965bc008e14a629ae09f02a2740d35
Autor:
Hillane Mirelle Lopes Ferreira de Lima, Sérgio Souto Maior Tavares, Marcelo Martins, Walney Silva Araújo
Publikováno v:
Journal of Materials Research and Technology, Vol 8, Iss 2, Pp 2107-2119 (2019)
In this study, the effects of the addition of 3.01% Cu on the corrosion behaviour of cast duplex stainless steel aged for 1 h at different temperatures between 450 and 600 °C was investigated by electrochemical tests in 0.6 M NaCl, 0.3 M H2SO4 and 0
Externí odkaz:
https://doaj.org/article/6fc7b3c82f8b47dcaaa1454c826b1254
Autor:
Tabatta Regina de Brito Martins, Viviane Monteiro Azambuja, Dilson Silva dos Santos, Sérgio Souto Maior Tavares
Publikováno v:
Materials Research, Vol 20, Iss suppl 1, Pp 111-116 (2018)
The hydrogen interaction in palladium alloys with addition of Ce, Zr and Y was studied. These alloys are produced by arc-melting and then cold rolled into thin foils. Heat treatment at 800ºC for 24h in air atmosphere is applied to induce internal ox
Externí odkaz:
https://doaj.org/article/aa9a08cfaa73455cb9054c9dbe4c498c
Autor:
Humberto Nogueira Farneze, Sérgio Souto Maior Tavares, Juan Manuel Pardal, Cássio Barbosa, Olívia Cypreste Pereira, Rachel Pereira Carneiro da Cunha
Publikováno v:
Materials Research, Vol 20, Iss suppl 2, Pp 621-629 (2017)
Austenitic stainless steels are high corrosion resistant alloys widely used in many industrial fields. Among this family of steels, AISI 317L stands out due to its higher localized corrosion resistance when compared to the traditional grades AISI 304
Externí odkaz:
https://doaj.org/article/ab58c2530ac840399b5ec0bf2fec2f12
Autor:
Tatiana Resende Alvarez, Juan Manuel Pardal, Brígida Bastos de Almeida, Pablo Louzada, Sérgio Souto Maior Tavares, Eduardo Ariel Ponzio, Marcelo Camargo Severo de Macedo
Publikováno v:
Materials Research, Vol 20, Iss suppl 2, Pp 440-446 (2017)
Superduplex stainless steels (SDSS) are frequently employed in the petrochemical industries where is required high mechanical strength, toughness, and corrosion resistance. However, these properties can be affected by deleterious phases formation due
Externí odkaz:
https://doaj.org/article/946ae62ebe5d4cc99c52708dbda7d074
Autor:
João Vitor Silva Matias, Sérgio Souto Maior Tavares, Juan Manuel Pardal, Ruan Stevan de Almeida Ribeiro
Publikováno v:
Materials Research, Vol 20, Iss suppl 2, Pp 279-283 (2017)
Duplex stainless steels (DSS) are Fe-Cr-Ni-Mo alloys, with low carbon content, which have a favorable combination of mechanical properties and corrosion resistance. These characteristics are mainly attributed to a dual phase and refined microstructur
Externí odkaz:
https://doaj.org/article/49f35a9456fa4d9f9ba9fab9c4eed04f
Autor:
Sérgio Souto Maior Tavares, Gabriel Fracalossi Feijó, Humberto Nogueira Farneze, Maria José Ramos Sandim, Isnaldi Rodrigues de Souza Filho
Publikováno v:
Materials Research, Vol 20, Iss suppl 2, Pp 108-114 (2017)
The AISI 317L stainless steel is an austenitic grade with at least 3%Mo. Recently, this steel has replaced AISI 316L in many applications in chemical and petrochemical industries, due to its higher pitting corrosion resistance. The microstructure of
Externí odkaz:
https://doaj.org/article/cfbe6d417e9e4402947896ffa66b16d0
Autor:
Sérgio Souto Maior Tavares, Juan Manuel Pardal, Tabatta Regina de Brito Martins, Vanessa Milhomem Schmitt, Jorge Felipe Veiga Szlejf
Publikováno v:
Materials Research, Vol 20, Iss suppl 2, Pp 39-46 (2017)
Maraging steels with 18wt%Ni and 10wt%Co are precipitation hardenable steels selected for special applications. These steels are quenched and aged in the 480 - 600ºC range. Ti and Mo are added to precipitate during aging as fine Ni3(Ti,Mo) and Fe2Mo
Externí odkaz:
https://doaj.org/article/fe60990105a345fd9b0e24014881cfe1
Autor:
Sérgio Souto Maior Tavares, Hamilton Ferreira Abreu, Telmo Roberto Strohaecker, Mariana Bertonceli Silva, Marcelo Camargo Severo de Macêdo
Publikováno v:
Materials Research, Vol 20, Iss 2, Pp 469-473 (2017)
The supermartensitic stainless steels (SMSS) are a relatively new class of corrosion resistant alloys developed to obtain a better combination of weldability, strength, toughness and corrosion resistance than conventional martensitic stainless steels
Externí odkaz:
https://doaj.org/article/25e4ffc629ce473e9b6c07290e31963a
Autor:
Hillane Mirelle Lopes Ferreira de Lima, Sérgio Souto Maior Tavares, Ivan Napoleão Bastos, Matheus Souza Rodrigues, Marcelo Martins, Walney Silva Araújo
Publikováno v:
Materials Research, Vol 22, Iss suppl 1 (2019)
Duplex stainless steels (DSS) are corrosion resistant alloys largely used in chemical and petrochemical industries. Some commercial DSS contain 0.5-1.0% copper addition to improve the corrosion resistance by reducing the corrosion rate in non-oxidizi
Externí odkaz:
https://doaj.org/article/735895ac48d046fdaacacc7d2874dda5