https://doi.org/10.4322/2176-1523.20201702
Tecnol. Metal. Mater. Min., vol.17 n2, 89-89, 2020 ROLLING SPECIAL EDITION André Luiz Vasconcellos da Costa e Silva, José Herbert Dolabela da Silveira, Pascoal José Peixoto Bordignon, Ronaldo Antônio Neves Marques Barbosa Editorial

https://doi.org/10.4322/2176-1523.20202230
Tecnol. Metal. Mater. Min., vol.17 n2, 90-95, 2020 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.

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https://doi.org/10.4322/2176-1523.20202232
Tecnol. Metal. Mater. Min., vol.17 n2, 96-104, 2020 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.

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https://doi.org/10.4322/2176-1523.20202231
Tecnol. Metal. Mater. Min., vol.17 n2, 105-111, 2020 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.

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https://doi.org/10.4322/2176-1523.20202242
Tecnol. Metal. Mater. Min., vol.17 n2, 112-117, 2020 AMACIAMENTO DA AUSTENITA DURANTE A FASE DE ACABAMENTO DO PROCESSAMENTO TERMOMECÂNICO DE AÇOS MICROLIGADOS COM ALTO NIÓBIO E BAIXO MANGANÊS Antonio Augusto Gorni, José Herbert Dolabela da Silveira, Kenji Camey, Emanuelle Garcia Reis Laminação controlada; Aços microligados com baixo Mn e alto Nb; Recristalização da austenita; Precipitação de NbCN.

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https://doi.org/10.4322/2176-1523.20202245
Tecnol. Metal. Mater. Min., vol.17 n2, 118-123, 2020 PRODUÇÃO DE CHAPAS GROSSAS DA CLASSE DE 510 MPA E ALTA TENACIDADE, PRODUZIDAS ATRAVÉS DE TRATAMENTO TERMOMECÂNICO DE AÇO MICROLIGADO, NA 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 Laminador de chapas grossas; Laminação controlada; Resfriamento acelerado; Tenacidade.

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https://doi.org/10.4322/2176-1523.20202263
Tecnol. Metal. Mater. Min., vol.17 n2, 124-130, 2020 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

Artigo Original

https://doi.org/10.4322/2176-1523.20202222
Tecnol. Metal. Mater. Min., vol.17 n2, 131-136, 2020 ADVANCEMENT OF SKIN PASS ROLLING Roman Schneeweis, Karl Berger, Dietrich Mathweis Skin pass rolling; High strength steel grades; Strip flatness.

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https://doi.org/10.4322/2176-1523.20202277
Tecnol. Metal. Mater. Min., vol.17 n2, 137-148, 2020 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.

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https://doi.org/10.4322/2176-1523.20202218
Tecnol. Metal. Mater. Min., vol.17 n2, 149-156, 2020 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.

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https://doi.org/10.4322/2176-1523.20202282
Tecnol. Metal. Mater. Min., vol.17 n2, 157-163, 2020 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.

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https://doi.org/10.4322/2176-1523.20202325
Tecnol. Metal. Mater. Min., vol.17 n2, 164-169, 2020 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.

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https://doi.org/10.4322/2176-1523.20202284
Tecnol. Metal. Mater. Min., vol.17 n2, 170-177, 2020 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.

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https://doi.org/10.4322/2176-1523.20202295
Tecnol. Metal. Mater. Min., vol.17 n2, 178-185, 2020 EFEITO DAS CONDIÇÕES SUPERFICIAS DA CHAPA NO DESEMPENHO DO RESFRIAMENTO ACELERADO 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 Laminação de chapas grossas; Planicidade; Resfriamento acelerado; Laminação controlada; Carepa

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https://doi.org/10.4322/2176-1523.20202241
Tecnol. Metal. Mater. Min., vol.17 n2, 186-193, 2020 APLICAÇÃO DE AÇOS MICROLIGADOS E LAMINAÇÃO CONTROLADA EM PRODUTOS DE AÇOS LONGOS SBQ Rafael Stella Galdino, Carolina Conter Elgert, Marcos Paulo da Silveira, Messias Prado de Almeida, José Roberto Bolota, Samuel Henrique Freese Laminação controlada; Nióbio; Produtos longos; Tamanho de grão.

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