Yayın tarihi için Kimya Bölümü listeleme
Toplam kayıt 37, listelenen: 21-37
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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 ... -
Effects of CO2 and H2S on corrosion of martensitic steels in NaCl(aq) at low temperature
(Nace International, 2016)Corrosion studies were conducted for martensitic carbon steels in brine solutions at 4 °C and 10 MPa (1450 psi), which simulated the subsurface environments encountered in Arctic drilling. Three environments with a 5 % wt. ... -
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 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 ... -
Corrosion behavior of ultra-high strength drilling steel in alkaline brines containing hydrogen sulfide at high temperature
(Nace International, 2016)In-situ electrochemical measurements were used to study the sour corrosion of ultra-high strength low alloy carbon steel (UHSLA) in alkaline brines at 200 °C. The solutions were buffered with NaHCO3 / Na2CO3 / NaOH to pH ... -
Effect of H2S and CO2 on Cement/Casing alloy interface corrosion integrity for cold climate oil and gas well applications
(The Electrochemical Society, 2016)A study has been carried out to investigate sweet and sour corrosion at the cement-casing interface for offshore oil and gaswells in cold climate. The test solution chemistry was determined by sampling pore water from ... -
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 ... -
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 ... -
Corrosion of 13Cr steel at the Cement/Casing interface in CO2/H2S environments at 4, 85 and 200 °C
(Nace International, 2018)A study was carried out to investigate corrosion at the cement/casing interface for 13Cr casing steel. Cement simulated pore solution (CSPS) was developed by exposing cement pieces to 5% NaCl at 100 °C and 10 MPa in ... -
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 ... -
Tertiary amine methacrylate based polymers as corrosion ınhibitors in hcl solution. Part II
(Pleiades Publishing, Ltd, 2019)In this study, the inhibitive performance of novel synthesised water-soluble of different molecular weight diblock copolymers of derivative methyl methacrylate (VB84, VB206, VB207, VB361, VB371,VB406) on the corrosion ... -
The use of papaver somniferum L. Plant extract as corrosion inhibitor
(Pleiades Publishing, Ltd, 2019)The corrosion inhibition and adsorption characteristics of the extract obtained from the plant Papaver somniferum L. (PSL) by electrochemical methods at different temperatures (25, 35 and 45°C) were investigated in 0.2 M ... -
Tertiary amine methacrylate based polymers as Corrosion Inhibitors in double distilled water. Part I
(Pleiades Publishing, Ltd, 2019)In the current study, the inhibitive performances of tertiary amine methacrlate based water soluble diblock copolymers on the corrosion behaviour of AISI 304 stainless steel were investigated in double distilled water (DDW, ... -
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 ... -
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 ... -
Corrosion behavior of boro-tempered ductile iron
(Springer, May 2010)In this study, the effect of boro-tempering heat treatment on the microstructure and corrosion behavior of unalloyed ductile iron was investigated. The corrosion characteristics of ductile iron have been determined by ... -
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, ...