Başlık için Makaleler listeleme
Toplam kayıt 31, listelenen: 9-28
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The effect of 3-Methyl 1-Pentyn 3-ol on the corrosion of Al-Si-Cu alloys in acid solutions by using SEM, EDX and AAS
(Pleiades Publishing, Ltd, 2009)In this study, the effect of alloying elements on the corrosion of Al-Si-Cu alloys in H 2 SO 4 and HCl media content 3-methyl–1pentyn–3-ol (3mlp3ol) is investigated by using SEM, EDX, AAS. The effect of active elements and ... -
Effect of alcohol on the corrosion of al alloys in 1 N H2SO 4 solution Part i
(Pleiades Publishing, Ltd, 2008)The aim of this paper is to examine the effects of alcohol (1-buten–3-ol-l, 2-methyl–3-butyn–2-ol, 3-methyl–2-buten–1-ol, 3-methyl–3-buten–1-ol, 3-methyl–1-pentyn–3-ol, 5-hexen–1-ol) on the corrosion of Al alloys. The ... -
The effect of alcohol on the passivation of Al alloys in 1 N H 2 SO 4 solution
(Pleiades Publishing, Ltd, 2010)In this study, the influence of different alcohol on the passivation of aluminium alloys have been investigated by using current potential curves. Experimental results show that the addition of alcohol in H2SO4 solution ... -
The effect of polypyrrole and nickel + polypyrrole coatings on corrosion behaviour AISI 304 stainless steel
(Pleiades Publishing, Ltd, 2015)Polypyrrole (PPy) and nickel + PPy (Ni + PPy) coatings have been occured on AISI 304 stainless steel (304 SS) surface by cyclic voltammetry technique in aqueous oxalic acid solutions and as the supporting electrolytes was ... -
Effects of alcohols on the corrosion of aluminum alloys in 1 N HCl solution. Part II
(Pleiades Publishing, Ltd, 2008)The use of alcohols as cathodic inhibitors in HCl solution results in a negative shift of corrosion potential (Ecor). The alcohols concentration of 20 mM, was shown to be the best one. EDX analyses of the alloys showed ... -
Effects of CO2 and H2S on corrosion of martensitic steels in brines at low temperature
(Nace International, 2018)Corrosion studies were conducted for martensitic carbon steels in 5 wt% NaCl brine solutions at 4°C and 10 MPa (1,450 psi). These studies simulated different subsurface environments relevant to Arctic drilling. Here, two ... -
Effects of H2S and CO2 on Cement/Casing interface corrosion integrity for cold climate oil and gas well applications
(The Electrochemical Society, 2016)Low-temperature corrosion relevant to oil and gas wells was investigated. Casing cement was exposed to brine in contact with CO2 at 4 °C and 10 MPa. Pore water was extracted from wet cement using a die press, and a cement ... -
Electrochemical corrosion behavior of high strength carbon steel in H2S-Containing alkaline brines
(The Electrochemical Society, 2015)The electrochemical corrosion behavior of high strength low alloy carbon steel API S-135 was investigated using in-situ electrochemical measurements, ex situ surface analyses, and software modeling in the alkaline brines ... -
Electrochemical corrosion behavior of high velocity Oxy-Fuel (HVOF) superalloy coatings on ductile irons
(Sakarya University Journal of Science, 2019)In this study, alloyed and unalloyed ductile irons (DI) were coated with two different Ni-based superalloy materials by HVOF method. Microstructure and phase analyzes of the coatings were performed by using SEM, EDX, XRD ... -
Electrochemical corrosion of Ti6Al4V, Ti and AISI 316L SS after immersed in concentrated simulated body fluid
(Pleiades Publishing, Ltd, 2016)The biomimetic method is used to obtain hydroxyapatite (HAP) coatings on Ti6Al4V, Ti and AISI 316L SS substrates. These substrates with different pretreatment surface operations (HNO3, anodic polarization, base-acid) were ... -
Electrochemical determination of bisphenol a with pencil graphite electrodes modified with Co(II), Ni(II), Cu(II) and Fe(II) phthalocyaninetetrasulfonates
(The Japan Society for Analytical Chemistry, 2016)Pencil graphite electrodes modified with Co(II), Ni(II), Cu(II) and Fe(II) metallophthalocyaninetetrasulfonates (MePcTSs) were investigated for electrochemical determination of bisphenol A (BPA). Electrochemical performances ... -
Electrochemical polymerization of aniline on aluminum electrode from an oxalic acid and H2SO4 solutions
(Pleiades Publishing, Ltd, 2009)In this study, the polymerization of aniline on Al and Pt electrode was examined by cyclic voltammetry There had been reversible reaction on AI electrode. But on the other hand there had been irreversible reaction on Pt ... -
The examination of Afyonkarahisar's geothermal system corrosion
(ASM International, 2013)Corrosion and scaling of metal surfaces are the major problems caused by geothermal fluids when metallic structures are used. This article describes a study of corrosion and scaling problems in the Afyonkarahisar Geothermal ... -
The examination of corrosion behaviors of HAP coated Ti implant materials and 316L SS by Sol-Gel method 1
(Pleiades Publishing, Ltd, 2011)In this research, hydroxyapatite (HAP) coatings have been produced on Ti, Ti6Al4V alloy and 316L stainless steel substrates by sol–gel method. (NH4) H2PO4 is taken as P precursor and Ca(NO3)2 4H2O is taken as Ca precursor ... -
Formation of deposit and corrosion in Afyonkarahisar geothermal heating system [Afyonkarahisar jeotermal isitma sisteminde oluşan kabuklaşma ve korozyon]
(TMMOB jeoloji müdendisleri odası, 2008)The formation of deposit and corrosion, which was formed depending on the chemical composition of the geothermal water, is one of the most serious problems at the geothermal systems. In this study, ion chromotography (IC) ... -
Hydroxyapatite (HAP) coating with biomimetic method abstract
(Afyon Kocatepe Üniversitesi, 2009)Biomimetik yöntemle hidroksiapatit (HAP) kaplama en gelecek vaat eden tekniklerden birisidir. Bu çalışmada, üç farklı ön yüzey işlemi (HNO3, anodik polarizasyon, 5 N NaOH-1 N HCl (BA)) altlıkların (Ti ve Ti6Al4V) yüzey ... -
Investigation of corrosion and wear behavior of borided AISI P20 steel in micro-wave furnace
(IOP Publishing, 2019)In this study, the effect of microwave boronizing treatment on the corrosion and wear behaviour of boride layer formed on AISI P20 steel have been investigated. The boronizing treatment was carried out using Ekabor-II ... -
Investigation of corrosion behaviors at different solutions of boronized AISI 316L stainless steel
(Springer, May 2013)In this study, corrosion behaviors of boronized and non-boronized AISI 316L stainless steel (AISI 316L SS) were investigated with Tafel extrapolation and linear polarization methods in different solutions (1 mol dm−3 HCl, ... -
Investigation of Corrosion Behaviours Hydroxyapatite (HAP) coated Ti6Al4V Implants by Using Electrochemical Deposition Method
(2018)In this research, hydroxyapatite (HAP) has been coated on the Ti6A14V alloy surface by electrophoresis method. In this electrophoresis method, NH4H2PO4 is taken as P precursor and Ca (NO3)2.4H2O is taken as Ca precursor ... -
Methanol oxidation on Aluminium-Copper-Silicon alloys coated with polyprrole
(Pleiades Publishing, Ltd, 2012)Methanol oxidation on the aluminum copper silicon alloys which are coated with polyprrole were investigated in 1 N H2SO4 by using electrochemical method. For this purpose, first the current density potential curve of ...