Results 91 to 100 of about 617 (192)

Discerning the Fatigue Crack Growth Behavior of API X65 Steels Under Sequence Loading

open access: yesLatin American Journal of Solids and Structures
This paper presents the effect of sequence loading on fatigue crack growth of API X65 steel tested in room temperature. Most of pipeline steels are subjected to wide spectrum of loading during the length of service.
N. I. I. Mansor   +2 more
doaj   +1 more source

A comparison of vintage and modern X65 pipeline steel using hollow specimen technique for in-situ hydrogen testing [PDF]

open access: yes
The transition toward a hydrogen-based economy requires a widespread transport and distribution network, and repurposed natural gas pipelines are a viable option. An assessment of the hydrogen-induced degradation of pipeline steels is needed to inject H2
Campari, Alessandro   +3 more
core   +1 more source

Effects of High Yield Ratio on Material Properties of Pipeline Steel

open access: yes, 2011
The nominal yield ratio, true yield ratio and static toughness of five materials X80, X65, X60, X46 and Q235 have been tested in this paper. The yield ratio of pipeline steel is rising with the increase of strength level, which is inevitable for the high
Ting Zhen Yao
core   +1 more source

Effect of plastic strain on the corrosion of X65 pipeline steel

open access: yes, 2018
Thesis: S.B., Massachusetts Institute of Technology, Department of Civil and Environmental Engineering, June 2018.According to the thesis title-page, the thesis was submitted to the Department of Nuclear Science and Engineering.
Chitty, Chelsea
core  

Assessing fracture toughness of vintage and modern X65 pipeline steels under in situ electrochemical hydrogen charging using advanced testing methodology [PDF]

open access: yes
The susceptibility of pipeline steels to hydrogen embrittlement, which can significantly impair mechanical performance, especially fracture toughness, is a critical issue in infrastructure integrity.
Alvaro, Antonio   +7 more
core   +1 more source

Fatigue life characterisation of API X65 steel pipeline for internal vibrational loads under sea water condition [PDF]

open access: yes
The objective of this study is to characterise the fatigue life of API X65 steel based on the effects of corrosion and internal loads fluctuations using experimental and numerical analysis.
Abdullah, S   +4 more
core   +1 more source

Exploring the erosive wear of X65 carbon steel by acoustic emission method

open access: yes, 2012
Erosive wear due to formation sand in petroleum production is a major threat to pipeline integrity which needs to be monitored continuously to maintain operational success, safety and security; and minimize harm to the environment. The monitoring process
Ukpai, JI, Neville, A, Hu, X, Barker, R
core   +1 more source

Study on the continuous cooling transformation behavior of X65 hydrogen transportation pipeline steel

open access: yesJournal of Physics: Conference Series
Abstract In this work, the continuous cooling transformation (CCT) behavior of X65 hydrogen transportation pipeline steel was studied by Gleeble-3800 machine. The CCT curve was constructed by temperature-dilation curves and microstructures of samples at different cooling speeds. The Ac1 and Ac3 temperatures of the tested steel are 715 °C
Tianyi Li   +5 more
openaire   +1 more source

Corrosion Resistance of Transmission Pipeline Steel Coated with Five Types of Enamels

open access: yes, 2017
Corrosion is one of the main causes of incidents occurred in hazardous liquid and gas transmission pipelines in the USA, resulting in a loss of over $12 billion per year. In this study, the corrosion resistance of pipeline steel coated with five types of
Signo T. Reis   +9 more
core   +1 more source

Experimental study of the full-scale burst failure behavior of carbon dioxide steel pipeline

open access: yesJournal of Pipeline Science and Engineering
Carbon Capture, Utilization and Storage (CCUS) is an important strategic reserve technology to reduce CO2 emissions. Accelerating the application and development of CCUS technology is a realistic need and an important path for the energy industry to ...
Duihong Zhang   +6 more
doaj   +1 more source

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