Results 11 to 20 of about 2,393,651 (284)

Flexible liners for corrosion protection of pipelines [PDF]

open access: yes, 2012
Flexible plastic liners are sometimes installed into new and existing oil and gas pipelines to prevent corrosion of the pipe wall. A practical difficulty of this method is that the plastic liners are permeable to gases, which can collect and form an ...
Allison, Crispin
core   +7 more sources

Control of Magnesium Alloy Corrosion through the Use of Engineered Intermetallics [PDF]

open access: yes, 2014
The low density and high relative strength of Mg alloys means they can offer engineering benefits over steels or Al alloys. However, the susceptibility of Mg alloys to corrosion has limited their exploitation and restricted their use to more benign ...
Pidcock, Andrew
core   +7 more sources

Corrosion Fatigue Crack Propagation Behaviour of a High Strength Low Alloy Steel in a Synthetic Sea Water Environment. [PDF]

open access: yes, 1986
The corrosion fatigue crack propagation behaviour of a high strength low alloy steel, N-A-XTRA 70, in a synthetic sea water solution was tested using S. E. N. specimens subjected to a loading frequency of 0.1 Hz and a load ratio of 0.6.
Millar, Peter G.
core   +7 more sources

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

Phenomenological investigation of the influence of Cathodic protection on corrosion fatigue crack propagation behaviour, in a BS 4360 50D type structural steel and associated weldment microstructures, in a marine environment. [PDF]

open access: yes, 1984
The influence of Cathodic Protection potential upon corrosion fatigue crack propagation rates in a medium7strength ferritic-pearlitic structural steel (ES 4360 grade 50D) and associated weldment microstructures in simulated sea-water was studied and ...
Thompson, J. W. C.
core   +7 more sources

Evaluación electroquímica de pinturas anticorrosivas con magnetita

open access: yesRevista de Metalurgia, 2003
Con el propósito de profundizar en el entendimiento de los mecanismos de protección de los pigmentos anticorrosivos a base de óxidos de hierro, se sintetizaron y caracterizaron magnetitas puras y dopadas con cobre y cromo, con las cuales se prepararon ...
D. M. Escobar   +5 more
doaj   +1 more source

Prolonging the lives of buried crude-oil and natural-gas pipelines by cathodic protection [PDF]

open access: yes, 2007
In Nigeria, a major problem is the corrosion of the external surfaces of such pipelines, which are not usually adequately safeguarded during construction.
Ihekwoaba, S. C.   +3 more
core   +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

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

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