Search Results - "Rovere, C.A.D."

Gleeble® simulation of the heat-affected zones in lean duplex stainless steel 2404: Understanding the effect of cooling rates on microstructure evolution and pitting corrosion resistance by Kugelmeier, C.L., Silva, R., Filho, A.A. Mendes, Magnabosco, R., Kliauga, A.M., Rovere, C.A.D.

“…Physical simulations of single-pass welding on lean duplex stainless steel (LDSS) 2404 were performed to obtain heat-affected zones (HAZs) at different cooling…”
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The effect of Nb additions on the passive behavior of NiTi shape memory alloys by Cronemberger, M.E.R., Silva, R., Martins Junior, C.B., Vacchi, G.S., Gonzalez, E.D., Rovere, C.A.D.

“…[Display omitted] •Effect of Nb content on NiTi SMAs’ passivity behavior was studied.•NiTi SMA is susceptible to pitting and crevice corrosion in 3.5 wt% NaCl…”
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Characterization of NiTiNb10.5 shape memory alloy: microstructural aspects and high-temperature oxidation behavior by Martins Júnior, C.B., Silva, R., Gargarella, P., Gleeson, B., Rovere, C.A.D.

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Role of cerium addition in enhancing the oxidation resistance of austenitic Fe-Mn-Si-Cr-Ni shape memory stainless steels at 800 °C: Microstructure and oxidation mechanism by Silva, R., Young, D.J., Junior, C.B. Martins, Vacchi, G.S., Alberto, C.A. Teixeira, Malafaia, A.M. de Sousa, Pascal, C., Rovere, C.A.D.

“…Austenitic Fe-13.50Mn-3.98Si-9.54Cr-4.51Ni shape memory alloyed with (0.18, 0.42 and 0.96 wt%) Ce was exposed in air at 800 °C. Both 0.18 and 0.42 wt% Cerium…”
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New insights into the hardening and pitting corrosion mechanisms of thermally aged duplex stainless steel at 475 °C: A comparative study between 2205 and 2101 steels by Silva, R., Vacchi, G.S., Kugelmeier, C.L., Santos, I.G.R., Filho, A.A. Mendes, Magalhães, D.C.C., Afonso, C.R.M., Sordi, V.L., Rovere, C.A.D.

“…•Ferrite hardening is caused by α'-α phase separation.•In LDSS 2101, Cr nitrides impact pitting corrosion more than α'-evolution.•G-phase contributes to a…”
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Microstructure and surface oxidation behavior of an austenitic Fe-Mn-Si-Cr-Ni-Co shape memory stainless steel at 800 °C in air by Silva, R., Arana, C., de Sousa Malafaia, A.M., Mendes Filho, A.A., Pascal, C., Otubo, J., Sordi, V.L., Rovere, C.A.D.

“…•The oxidation behavior of the FeMnSiCrNiCo SMSS has been investigated.•Exposure at 800 °C promotes the formation of intermetallic phases.•The selective Mn…”
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Effect of thermal aging at 475°C on the properties of lean duplex stainless steel 2101 by Silva, R., Baroni, L.F.S., Silva, M.B.R., Afonso, C.R.M., Kuri, S.E., Rovere, C.A.D.

“…An investigation of the effect of thermal aging at 475°C for up to 2000h on the properties of a lean duplex stainless steel (LDSS) 2101 was conducted…”
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Insights into high-temperature oxidation of Fe-Mn-Si-Cr-Ni shape memory stainless steels and its relationship to alloy chemical composition by Silva, R., Vacchi, G.S., Santos, I.G.R., de Sousa Malafaia, A.M., Kugelmeier, C.L., Mendes Filho, A.A., Pascal, C., Sordi, V.L., Rovere, C.A.D.

“…•The relation of alloy addition and oxidation behavior of FeMnSiCrNi was investigated.•High Si content promotes phase precipitation during high temperature…”
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A comprehensive study of the pitting corrosion mechanism of lean duplex stainless steel grade 2404 aged at 475 °C by Silva, R., Kugelmeier, C.L., Vacchi, G.S., Martins, C.B., Dainezi, I., Afonso, C.R.M., Filho, A.A. Mendes, Rovere, C.A.D.

“…•α-α' phase separation is completely dissolved after annealing at 550 °C for 2 h.•Cr carbides and nitrides also precipitate during thermal aging at 475 °C.•The…”
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Effect of friction spot welding (FSpW) on the surface corrosion behavior of overlapping AA6181-T4/Ti-6Al-4V joints by Vacchi, G.S., Plaine, A.H., Silva, R., Sordi, V.L., Suhuddin, U.F.H., Alcântara, N.G., Kuri, S.E., Rovere, C.A.D.

“…The microstructural, mechanical and corrosion behavior of the surface of an AA6181-T4 aluminum alloy overlap welded onto Ti-6Al-4V titanium alloy by friction…”
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Thermal aging at 475°C of newly developed lean duplex stainless steel 2404: Mechanical properties and corrosion behavior by Silva, R., Baroni, L.F.S., Kugelmeier, C.L., Silva, M.B.R., Kuri, S.E., Rovere, C.A.D.

“…•Influence of thermal aging at 475°C on LDSS 2404 has been assessed.•The presence of α′ phase decreases ferromagnetic behavior of the LDSS.•An increase in…”
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Influence of Ce on the corrosion properties of Fe-Mn-Si-based shape memory stainless steel by Baroni, L.F.S., Silva, R., Vacchi, G.S., Sordi, V.L., Rovere, C.A.D.

“…•Addition of cerium in shape memory stainless steel is studied•An increase in localized corrosion resistance is observed•Cerium content must be 0.18 % in…”
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Failure analysis of a titanium Coriolis mass flow meter: A case of hydrogen embrittlement by Santos, I.G.R., Vacchi, G.S., Silva, R., Kugelmeier, C.L., Magalhães, D.C.C., Campesan, G.R., Rovere, C.A.D.

“…•The failure of the Coriolis mass flowmeter has been investigated.•Titanium alloy undergoes hydride formation due to interaction with Raney nickel.•The hydride…”
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Refill friction stir spot welded AA5754-H22/Ti-6Al-4V joints: Microstructural characterization and electrochemical corrosion behavior of aluminum surfaces by Vacchi, G.S., Silva, R., Plaine, A.H., Suhuddin, U.F.H., Alcântara, N.G., Sordi, V.L., Rovere, C.A.D.

“…[Display omitted] •The refill friction stir spot welding effect on corrosion behavior of aluminum was analyzed.•The refill friction stir spot welding promoted…”
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