Tecnologia em Metalurgia, Materiais e Mineração
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Tecnologia em Metalurgia, Materiais e Mineração



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Editorial

https://doi.org/10.4322/2176-1523.20201702
ROLLING SPECIAL EDITION André Luiz Vasconcellos da Costa e Silva

Artigo Original

https://doi.org/10.4322/2176-1523.20191931
EFEITO DE TRATAMENTOS TÉRMICOS NAS PROPRIEDADES MECÂNICAS DE CHAPAS SOLDADAS DO AÇO INOXIDÁVEL DUPLEX UNS S32304 Gabriela Aksascki Caetano, Temístocles de Souza Luz, Lucas Mirandola Coelho, Jesualdo Luiz Rossi, Marcos Tadeu D’Azeredo Orlando Aço inoxidável duplex; Tratamento térmico; Tensão-deformação; Soldagem TIG.

https://doi.org/10.4322/2176-1523.20191932
INFLUÊNCIA DA MICROESTRUTURA NA APLICAÇÃO DE AÇOS MULTICONSTITUÍDOS DA CLASSE 980 MPA Paulo José Duarte Rodrigues, Fernando de Souza Costa, Dagoberto Brandão Santos Aço multifásico; Expansão de furo; Estiramento de flange.

https://doi.org/10.4322/2176-1523.20191926
CARACTERIZAÇÃO DE MATERIAIS PARTICULADOS AMOSTRADOS PRÓXIMOS AOS PROCESSOS DE EXTRAÇÃO E BENEFICIAMENTO DE CALCÁRIO Monica Castoldi Borlini Gadioli, Jefferson Luiz Camargo, Renata Costalonga Drumond, Vitória Izabela Schrioder de Oliveira, Francisco Wilson Hollanda Vidal Material particulado; Monitoramento ambiental; Atividade de mineração; Caracterização.

https://doi.org/10.4322/2176-1523.20202218
CALCULATION OF ROLLING FORCE IN THE HOT STRIP FINISHING MILL USING AN EMPIRICAL MODEL Antonio Adel dos Santos, Jônatas Venâncio Barbosa Hot strip mill; Rolling force; Mean flow stress; Schultz model.

https://doi.org/10.4322/2176-1523.20202232
DISSOLUTION BEHAVIOR OF NB-RICH PRECIPITATES DURING REHEATING OF MICROALLOYED STEEL HEAVY PLATES Fábio Dian Murari, Antônio Adel dos Santos, André Luiz Vasconcellos da Costa e Silva, José María Rodriguez-Ibabe Reheating plates; Precipitates dissolution; Heavy plates.

https://doi.org/10.4322/2176-1523.20202242
AUSTENITE SOFTENING IN THE FINISHING STAGE OF T.M.C.P. OF HIGH NIOBIUM-LOW MANGANESE MICROALLOYED STEELS Antonio Augusto Gorni, José Herbert Dolabela da Silveira, Kenji Camey, Emanuelle Garcia Reis Controlled Rolling; Low Mn high Nb microalloyed steels; Austenite recrystallization; NbCN precipitation.

https://doi.org/10.4322/2176-1523.20202222
ADVANCEMENT OF SKIN PASS ROLLING Roman Schneeweis, Karl Berger, Dietrich Mathweis Skin pass rolling; High strength steel grades; Strip flatness.

https://doi.org/10.4322/2176-1523.20202241
AN APPLICATION OF MICROALLOYING AND CONTROLLED ROLLING IN SBQ* LONG PRODUCTS Rafael Stella Galdino, Carolina Conter Elgert, Marcos Paulo da Silveira, Messias Prado de Almeida, José Roberto Bolota, Samuel Henrique Freese Controlled rolling; Niobium; Long products; Grain size.

https://doi.org/10.4322/2176-1523.20202230
THE DYNAMIC TRANSFORMATION OF FERRITE ABOVE AE3 AND THE CONSEQUENCES ON HOT ROLLING OF STEELS Fulvio Siciliano, Samuel Filgueiras Rodrigues, Clodualdo Aranas Jr, John Joseph Jonas TMCP; Hot rolling; Microalloyed steels; Dynamic transformation of ferrite.

https://doi.org/10.4322/2176-1523.20202231
HIGH-TEMPERATURE DEFORMATION BEHAVIOR OF HIGH-NB MICROALLOYED STEEL DURING PLATE ROLLING SIMULATION Samuel Filgueiras Rodrigues, Fulvio Siciliano, Clodualdo Aranas Júnior, Eden Santos Silva, Gedeon Silva Reis, John Joseph Jonas Dynamic transformation; High Nb steel; Plate rolling simulation.

https://doi.org/10.4322/2176-1523.20202263
STRATEGIES TO MODULATE THE INTERACTION OF NB WITH MICROSTRUCTURE DURING HOT ROLLING OF FLAT PRODUCTS Beatriz Pereda, Beatriz Lopez, Jose Maria Rodriguez-Ibabe Nb Microalloying; Thermomechanical Processing; Pancaked Austenite; Intragranular Nucleation

https://doi.org/10.4322/2176-1523.20202325
SELECTED DEVELOPMENTS IN NB-MICROALLOYED FORGINGS FOR INDUCTION HARDENING, AND PEARLITIC WIRE ROD John Speer, Blake Whitley, Stephanie Kaster, Kip Findley, David Matlock, Emmanuel De Moor Niobium; Forgings; Induction; Wire rod; Microalloyed.

https://doi.org/10.4322/2176-1523.20202295
EFFECT OF PLATE SURFACE CONDITIONS ON ACCELERATED COOLING PERFORMANCE Emanuelle Garcia Reis, Antonio Augusto Gorni, Daniel Bojikian Matsubara, Edmar de Souza Silva, Ian Robinson, José Herbert Dolabela da Silveira, Rafael Abreu Fraga, Rodney Pardo Alves Plate mill, Flatness, Accelerated cooling, Controlled rolling, Scale.

https://doi.org/10.4322/2176-1523.20202245
HIGH TOUGHNESS, 510 MPA STRENGTH CLASS MICROALLOYED STEEL PLATES WITH PRODUCED BY T.M.C.P. IN GERDAU OURO BRANCO Romeu Thomaz Viana Júnior, José Herbert Dolabela da Silveira, Rafael Abreu Fraga, Afonso Cardoso da Silva, Mateus Pedro Medeiros da Silva, Emanuelle Garcia Reis, Ricardo José de Faria Plate mill; Controlled rolling; Accelerated cooling; Toughness.

https://doi.org/10.4322/2176-1523.20202277
NEW ALLOYING CONCEPT FOR FINISHING MILL ROLLS INCLUDING RESULTS IN APPLICATION AND SURFACE TESTS Michael Brandner, Armin Paar, Sander Mul Grafitic HSS; Carbide enhancement; Segregation; Lismar roll inspection.

https://doi.org/10.4322/2176-1523.20202284
STRATEGY FOR COST-EFFECTIVE ALLOY DESIGN OPTIMIZATION FOR STRENGTH AND DUCTILITY PROPERTIES OF STRUCTURAL STEELS Jose Maria Rodriguez-Ibabe, Houxin Wang, Douglas Glenn Stahlheim, Ronaldo Antonio Neves Marques Barbosa Optimization; Strategy; Niobium; Microstructural modeling.

https://doi.org/10.4322/2176-1523.20202282
DEVELOPMENT OF VARIABLE THICKNESS LONGITUDINAL PROFILED ROLLED PLATE AT GERDAU OURO BRANCO Afrânio Márcio Costa, Antônio Augusto Gorni, Emanuelle Garcia Reis, Jose Herbert Dolabela da Silveira Plate mill; New product; Longitudinal plate.

Tecnol. Metal. Mater. Min.

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