Results 81 to 90 of about 646 (183)

THE EFFECT OF THE STRESS STATE ON THE ULTIMATE PLASTICITY OF STEEL X80

open access: yesDiagnostics, Resource and Mechanics of materials and structures, 2015
The dependence of ultimate plasticity on the triaxiality parameter and the Lode-Nadai coefficient is obtained for steel X80. The fracture locus allows the plasticity of the investigated materials to be evaluated for the whole range of the Lode-Nadai coefficient.
D. I. Vichuzhanin   +2 more
openaire   +1 more source

pH Effect of Natural Gas Hydrate on X80 Steel Solid-Liquid Phase Scouring Corrosion. [PDF]

open access: yesACS Omega, 2021
Deng S   +6 more
europepmc   +1 more source

Influence of Hydrogen Environment on Mechanical Properties of High-Grade Pipeline Steel

open access: yesShiyou jixie, 2023
Under the context of carbon peaking and carbon neutrality targets, hydrogen blending in natural gas pipelines will become the primary means of large-scale, long-distance hydrogen transportation in the future.However, the introduction of hydrogen will ...
Ai Hongni   +6 more
doaj  

Corrosion testing of X52 and X80 steels immersed in stimulated emulsions using a real petroleum sample

open access: yesPetroleum Research
The aim of this study is to evaluate the internal corrosion process on X52 and X80 steels/real petroleum interfaces containing condensed hydrocarbon plus oilfield-produced water, which were subjected to stimulated emulsions using 50/50 vol ratio mixtures
L.M. Quej-Ake   +2 more
doaj   +1 more source

Brittle and Ductile Fracture of X80 Arctic Steel

open access: yes, 2012
This PhD work has focused on the effect of microstructure and changes in microstructure introduced by welding procedure, on the brittle to ductile transition properties of high strength low alloy steels which have been developed for application at low temperatures (Arctic regions).
openaire   +1 more source

Stress corrosion behavior of X80 pipeline steel in natural seawater with different dissolved oxygen

open access: yesFracture and Structural Integrity, 2019
Slow strain rate stress corrosion test of X80 steel in the natural seawater are carried out to study to effect of dissolved oxygen on the sensitivity of stress corrosion. Scanning electron microscope (SEM) combined electrochemical measurement are adopted
Xiaoguang Huang, Zhongying Han
doaj  

Effects of Applied Cathode Potential on the Behavior of Near-neutral pH SCC of X100 Pipeline Steel

open access: yes工程科学与技术, 2013
:Slow strain rate tests were conducted in deaerated NS4 solution to research the behavior of stress corrosion cracking of X100 pipeline steels at different applied cathode potential.
郏义征, 李辉, 胡楠楠, 王清远
doaj  

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