Results 11 to 20 of about 24,525 (247)

Passive Properties of Cr12Ni3Co12Mo4W Ultra-High-Strength Martensitic Stainless Steel

open access: yesInternational Journal of Electrochemical Science, 2017
The passive properties of the Cr12Ni3Co12Mo4W ultra-high-strength martensitic stainless steel were investigated by surface analysis techniques and electrochemical measurements.
Huiyan Li   +5 more
doaj   +1 more source

Corrosion Prediction Model of Q235 Steel in Polluted Marine Atmospheric Environment

open access: yesCailiao gongcheng, 2017
The corrosion behaviour of Q235 steel in Qingdao and Wanning of China,the two kinds of polluted marine environment were simulated by cyclic immersion test, and the correlation of indoor cyclic immersion test and outdoor marine atmospheric corrosion test ...
WANG Xu   +8 more
doaj   +1 more source

Dry and wet "deposition" studies of the degradation of cement mortars

open access: yesMateriales de Construccion, 1998
The reaction of portland cement mortars with SO2 gaseous pollutant and artificial 'acid rain' solution has been examined using laboratory exposure chambers, with realistic presentation rates of pollutants. The mortar were previously carbonated to produce
S. Martínez-Ramírez, G. E. Thompson
doaj   +1 more source

Tannic acid compound as a corrosion inhibitor: film-forming characteristics and corrosion resistance

open access: yes工程科学学报, 2019
Tannic acid (TA) is widely used to protect metals from corrosion because it is environmentally friendly and inexpensive. However, the single effect of TA used as corrosion inhibitor has been widely investigated and studies focusing on the corrosion ...
Tao FANG   +6 more
doaj   +1 more source

Effect of salt spray environment on the corrosion behavior of PCB-HASL and PCB-ENIG

open access: yes工程科学学报, 2015
The corrosion behavior of hot air solder level printed circuit boards(PCB-HASL) and electroless nickel immersion gold printed circuit boards(PCB-ENIG) in salt spray test was studied by electrochemical impedance spectroscopy.
YI Pan   +6 more
doaj   +1 more source

Corrosion protection by anaerobiosis

open access: yesWater Science and Technology, 2001
Biofilm-forming bacteria can protect mild (unalloyed) steel from corrosion. Mild steel coupons incubated with Rhodoccocus sp. strain C125 and Pseudomonas putida mt2 in an aerobic phosphate-buffered medium containing benzoate as carbon and energy source, underwent a surface reaction leading to the formation of a corrosion-inhibiting vivianite layer [Fe3(
H P, Volkland   +3 more
openaire   +2 more sources

Corrosion Behaviour of Three Kinds of Arc Sprayed Coatings in Soil

open access: yesInternational Journal of Electrochemical Science, 2019
The corrosion resistance of a pure Zn coating, a ZnAl alloy coating and a ZnAl pseudo-alloy coating in a Beijing area was studied. The corrosion products were analysed by XRD, and the electrochemical processes of the three coatings were analysed by ...
Dongjiu Zhang   +7 more
doaj   +1 more source

Effect of nano-TiO2 on the initial corrosion behavior of the acrylic polyurethane coating/carbon steel interface in NaCl solutions

open access: yes工程科学学报, 2015
The initial corrosion behavior of the acrylic polyurethane coating/carbon steel interface in a 3.5% NaCl solution was in-situ investigated by electronic speckle pattern interferometry(ESPI),electrochemical impedance spectroscopy(EIS) and scanning ...
JIANG Hong-xia   +5 more
doaj   +1 more source

Stress corrosion cracking of 2024-T351 aluminum alloy in SO2 mixed salt spray environment

open access: yes工程科学学报, 2017
The stress corrosion cracking of 2024-T351 aluminum alloy was investigated by finite element simulation analysis, scanning electron microscopy/energy dispersive spectrometry, and X-ray photoelectron spectroscopy through SO2 mixed salt spray test. Results
MAN Cheng   +5 more
doaj   +1 more source

Stress Corrosion Behavior of X65 Steel Welded Joint in Marine Environment

open access: yesInternational Journal of Electrochemical Science, 2015
The short-term stress corrosion cracking (SCC) behavior of X65 pipeline steel welded joints in simulated deep (1000 m) and shallow sea was studied by the immersion of U-shaped bend samples, electrochemistry, and scanning electron microscope observation ...
Hongxia WAN   +4 more
doaj   +1 more source

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