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Redução Das Perdas No Vazamento Contínuo De Chapas De Alumínio
By Francisco de Paula Pinheiro
Estudo das fontes de variação do processo de vazamento contínuo de chapas de alumínio, através da aplicação de uma metodologia prática e rápida para solução de problema. Após identificação das variáve
Aug 16, 2017
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A Utilização De Ferramentas De Simulação Numérica Na Otimização De Projetos De Mecanismos De Válvula Gaveta
By Lucas Breder Teixeira
O uso de ferramentas de simulação numérica para análise estrutural vem se expandindo nos últimos anos, sobretudo utilizando o método dos elementos finitos. Nesse trabalho são apresentados dois exemplo
Aug 16, 2017
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A Novel Technique For Determination Of Mixing Times In Physical Models Of Steelmaking Reactors
By Breno T. Maia, Débora C. O. Silveira, Mariana A. Ribeiro, Daniel A. G. de Carvalho, Roberto P. Tavares, Raissa S. Salgado
Mixing time is an important parameter when considering chemical and thermal homogenization in steelmaking reactors. It can also be relevant in the kinetics of chemical reactions. Different methods hav
Oct 1, 2019
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SRM – External Marks On Tubes Surface
By Ivan César Lopes Diniz
Stretcher Reducing Mill (SRM) is a mill used in production of tubes. It is composed with a set 24 of stands responsible to define the final outside diameter (OD) of tubes. External appearance is criti
Oct 4, 2019
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Análise Do Efeito Da Temperatura No Teste De Tração A Quente Na Liga De Niti
By Luiz Alberto dos Santos
. In this work, samples of the alloy with composition of 50.9 % at. Ni were machined and were subjected to hot tensile test, after the machining all the samples were solubilized so that all were in th
Oct 30, 2017
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Reduced Preparation Time And Threading The Coils In The Intry Section Pltcm
By Michel Rodrigo Luiz, Glaudistoni da Silva Félix, Osmar Duarte Junior
This article deals with a project to reduce the preparation time and threading the coils in the input section of a pickling line coupled to the cold strip mill (PLTCM) at ArcelorMittal Vega. The proje
Oct 1, 2019
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Experimental Characterization Of Carbon-epoxy Composite Material Flexural Rigidity
By Gigliola Salerno
The carbon-epoxy composite has high specific resistance and strength, which means specific applications. However, its behavior under compressive stress could be decreased by delamination, needing more
Oct 30, 2017
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Microstructural Evolution During Steckel Rolling And Ebsd Analyses Of Final Microstructure
By Alisson Paulo de Oliveira, Altair Lucio de Souza, Jacson Morais Borges, Cleiton Arlindo Martins
A customized version of the Microsim-PM software for one Steckel rolling mill was built and adapted for specific mill parameters. The focus of this study is to use this model, which predicts the auste
Oct 1, 2019
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Optimized Logistics For Slab Storage At Arcelor Mittal In Germany
By Rene Grabowski
Optimization of workflows and intelligent stock management; Slab stacking improvement by automated transport orders; and System automatically registers any slab movements even in manual operation. Cas
Aug 16, 2017
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Charpy Impact Test In Epoxy Matrix Composites Reinforced With Hemp Fiber
By Anna Carolina Cerqueira Neves
Synthetic fiber has been gradually replaced by natural fiber, such as lignocellulosic fiber. In comparison with synthetic fiber, natural fiber has shown economic and environmental advantages. The natu
Aug 16, 2017
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Aglomeração De Carvão A Frio Para Aumentar A Produtividade De Plantas De Coke
By Pedro Antunes Amaral
Currently there is a constant and essential concern of preserving nature. Over the years the concern with the environment is increasing, new environmental laws are emerging and being applied more rigo
Oct 30, 2017
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Avaliação De Trincas A Quente Em Fundidos De Precisão Em Superligas Por Termodinâmica Computacional
By Flávio Beneduce Neto
As trincas a quente ou de solidificação em peças micro-fundidas em superligas a base de níquel podem ser um item importante no índice de perdas em componentes específicos. O aparecimento desse defeito
Aug 8, 2018
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Energy Efficiency Increasing In Slab Reheating Furnace Of A Steel Plant*
By Lara de Assis Moreira, Vinicius Thiago Lecco Rampinelli
The energy efficiency of reheating furnaces is a continuous challenge, as these equipment consume a representative portion of the total fuel of an integrated steel plant. Therefore, any investigation
Oct 1, 2019
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Optimization Of Tin Recovery From Concentrates Through A Model For Prediction Of Slag Composition
By Daniel Mapa Clemente
Processing of tin slags in reduction furnaces was studied in order to optimize tin recovery and reduce recirculation rates of slags containing thorium and uranium oxides. A theoretical approach consid
Oct 30, 2017
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Work Roll Roughness Topography And Strip Cleanliness During Cold Rolling Automotive Sheet*
By Claude Gaspard, Stefan Wahlund, Daniel Cavalier
A point of great importance in the cold rolling process for automotive sheet is the cleanliness of the strip, particularly critical in case of batch annealing with no degreasing line or inefficient cl
Oct 1, 2019
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Fundamental Study Of Lubrication Characteristics Of High Strength Steel In Cold Rolling
By Masahiro Shimura, Yoshiki Takahama, Toshiyuki Shiraishi, Daisuke Kasai
When advanced high strength steel (AHSS) is rolled at a high reduction ratio, the forward slip ratio in cold rolling tends to be lower than that of the other softer strips such as low-carbon steels, a
Oct 1, 2019
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Comparação Intralaboratorial Do Ensaio De Tenacidade À Fratura Kic
By Daniel Antonio Kapper Fabricio
A avaliação das propriedades de mecânica da fratura dos materiais é uma necessidade crescente, sobretudo no setor de óleo e gás. Esse cenário exige a garantia da qualidade na execução de ensaios de te
Aug 16, 2017
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Numerical Modeling Of An Euler-bernoulli Metallic Beam Using The Finite Element Method
By Adriana Amaro Diacenco
This work presents the finite element modeling of Euler-Bernoulli beams constituted of a metallic material, discussing theoretical and numerical aspects. The numerical analysis uses Hermitian interpol
Aug 7, 2018
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Slag Skimming Judgment Gauge Development At Arcelormittal Flat Carbon South America
By Clebson Joel Mendes de Oliveira
Sulfur control in steel have been challenging process experts since the discovering of it deleterious effect on most of steel product properties. To separate this slag from hot metal is mandatory to c
Aug 16, 2017
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Cutting Edge Technology For Hsm – Strip Steering Control
By Michael Breuer, Christian Mengel, Luis Acainas Caballero, Olaf Jepsen
Stability of the hot strip mill rolling process remains a main topic when it comes to processing thin and hard materials. Strip steering especially at the end of rolling and tail out rips are a main s
Oct 1, 2019