Environmentally-assisted Fatigue Crack Growth in AA7050-T73511 Al Alloy and AA2050-T84 Al-Cu-Li Alloy

Autor: Jéferson Aparecido Moreto, Fernando Antônio Paschoal Júnior, Carla Isabel Santos Maciel, Luis Henrique Camargo Bonazzi, José Francisco Leonelli Júnior, Cassius Olívio Figueiredo Terra Ruchert, Waldek Wladimir Bose Filho

Publikováno v: Materials Research, Vol 18, Iss 6, Pp 1291-1297 (2015)

The aim of this study was to evaluate and compare the effect of low temperature and saline environment on the fatigue crack growth behavior of the AA7050-T7451 Al alloy and the recently developed AA2050-T Al-Cu-Li alloy. Fatigue at room and low tempe

Externí odkaz: https://doaj.org/article/33b1719b349243f2bacacec19faf4b8c

Study of monotonic and cyclic mechanical behavior and microstructural evolution at a high temperature of ASTM A297 HP steel modified with niobium

Autor: Marcos Vinícius Pereira de Araújo, Cassius Olívio Figueiredo Terra Ruchert, Márcio Corrêa de Carvalho

Publikováno v: Engineering Failure Analysis. 125:105393

The present work studies the effects of niobium on the mechanical properties and the elastoplastic/viscoelastic behavior at 927 °C of ASTM A297 grade, HP cast stainless steel in the as-cast material, to simulate the actual work condition. Tensile te

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9f07471bce58d70a9fcd946845c3bd10
https://doi.org/10.1016/j.engfailanal.2021.105393

Sub case origin fatigue in teeth of helical gear of a TA 67n turbo reducer

Autor: Carla Isabel dos Santos Maciel, A.E.A. Chemin, Cassius Olívio Figueiredo Terra Ruchert

Publikováno v: Engineering Failure Analysis. 108:104286

The main aim of this study is investigating the possible failures classified as subcase origin fatigue and further case crushing. Because of these failure mechanisms, the teeth of the intermediate gears shaft may fracture after several cycles of oper

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::24227ef4cd95a982ccda881ae60110e0
https://doi.org/10.1016/j.engfailanal.2019.104286

Fracture toughness assessment at different temperatures and regions within a friction stirred API 5L X80 steel welded plates

Autor: Ricardo Reppold Marinho, Paulo Roberto Mei, Cassius Olívio Figueiredo Terra Ruchert, Marcelo Torres Piza Paes, J. A. Avila, Antonio J. Ramirez

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

Friction stir welding (FSW) is a promising candidate for use in pipeline steels because it offers high productivity and sound welded joints. This study presents a fracture toughness assessment of FSW-welded two-pass butt joints, different regions wit

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c6bdb2c0455f3e831c4753e0c71acb44
https://doi.org/10.1016/j.engfracmech.2015.08.006

Surface contact fatigue failure of a case hardened pinion shaft

Autor: Danilo Borges Villarino de Castro, Jeferson Aparecido Moreto, Cassius Olívio Figueiredo Terra Ruchert, Dirceu Spinelli, José Ricardo Tarpani, Luciana Sgarbi Rossino

Publikováno v: Materials Research v.17 n.3 2014
Materials research (São Carlos. Online)
Universidade Federal de São Carlos (UFSCAR)
instacron:ABM ABC ABPOL
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Materials Research, Vol 17, Iss 3, Pp 535-541 (2014)
Materials Research, Volume: 17, Issue: 3, Pages: 535-541, Published: 20 MAY 2014

An investigation was made to determine the causes of surface contact fatigue failure of a case hardened driver pinion located in the intermediate shaft of a reducer gearbox used in a sugar and alcohol mill. The examination of the component revealed t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6f823803476ee3760105904305e374df
https://doi.org/10.1590/s1516-14392014005000063