Results 31 to 40 of about 1,622,127 (254)

Research on AC Corrosion Behavior of X65 Pipeline Steel and Sacrificial Anode Materials in Seawater Environment [PDF]

open access: yesCailiao Baohu, 2023
Currently,few studies have been conducted on the AC corrosion behavior of pipeline steel and sacrificial anodes in the marine environment.In order to provide a reference for evaluating the AC corrosion risk of submarine pipeline and the consumption ...
WANG Hongguang, DONG Kun, HUANG Haojun, WANG Baosen, TIAN Nianpei, LIANG Yi, DU Yanxia
doaj   +1 more source

Research Progress on the Corrosion and Protection of Pipeline Steels in CO2 and H2S Environments [PDF]

open access: yesCailiao Baohu, 2023
With the development of global oil and gas industry expands, pipeline steel corrosion in CO2 and H2S environments has become a significant impediment to oil and gas industry growth.The corrosion of pipeline steel is gradually receiving attention ...
ZHANG Jiaojiao, DAI Yujie, JIA Caihua, LIU Siwen
doaj   +1 more source

EFFECTS OF MO, CR, AND V ADDITIONS ON TENSILE AND CHARPY IMPACT PROPERTIES OF API X80 PIPELINE STEELS [PDF]

open access: yes, 2019
In this study, four API X80 pipeline steels were fabricated by varying Mo, Cr, and V additions, and their microstructures and crystallographic orientations were analyzed to investigate the effects of their alloying compositions on tensile properties and ...
Chang-Hyo Seo   +7 more
core   +1 more source

Corrosion Behavior of X100 Pipeline Steel and Its Heat-Affected Zones in Simulated acidic Soil Solution

open access: yesInternational Journal of Electrochemical Science, 2020
Different thermal cycle times, peak temperatures, and cooling rates were used in a Gleeble thermomechanical processing machine to simulate the coarse-grained heat-affected zones (CGHAZ) and inter-critically reheated coarse-grained heat-affected zones ...
Yong Yang   +3 more
doaj   +1 more source

The technology and cost structure of a natural gas pipeline: Insights for costs and rate-of-return regulation [PDF]

open access: yes, 2018
This note details a complete microeconomic characterization of the physical relationships between input use and the level of output of a simple point-to-point gas pipeline system and uses it to contribute to the public policy discussions pertaining to ...
Massol, O., Perrotton, F.
core   +3 more sources

Research on Improving the Accuracy of Welding Residual Stress of Deep-Sea Pipeline Steel by Blind Hole Method

open access: yesJournal of Marine Science and Engineering, 2022
For a typical pipeline-lifting deep-sea mining system, marine mining pipelines have higher requirements for steel welding. After the pipeline steel is welded, a large amount of residual stress will be generated inside the component because the heat ...
Wenbo Ma   +4 more
semanticscholar   +1 more source

Case study on CO₂ transport pipeline network design for Humber region in the UK [PDF]

open access: yes, 2013
Reliable, safe and economic CO₂ transport from CO₂ capture points to long term storage/enhanced oil recovery (EOR) sites is critical for commercial deployment of carbon capture and storage (CCS) technology.
Lazic, Tihomir, Oko, Eni, Wang, Meihong
core   +1 more source

The influence of material anisotropy and spiral welding on tensile strain capacity of spiral welded pipes [PDF]

open access: yes, 2015
The longitudinal strain capacity of spiral welded pipelines displays to some extents unexplained behaviour. Therefore, they are not (yet) used extensively in offshore applications and harsh conditions, demanding a strain based design. An important factor
De Backer, Michiel   +2 more
core   +2 more sources

Study on Repairing and Reinforcing Effect of Steel Epoxy Sleeve on Girth Weld Defects

open access: yesShiyou jixie, 2022
In order to study the repairing and reinforcing effect of steel epoxy sleeve on girth weld defects of X80 pipeline,ANSYS is applied to establish the nonlinear finite element models of X80 pipeline with girth weld defects and pipeline reinforced by steel ...
Yu Dongliang   +4 more
doaj  

Low temperature tensile properties of line pipe steels [PDF]

open access: yes, 2015
Given the expected increase in Arctic oil and gas exploitation, there is a demand for high-strength line pipe steels able to cope with the Arctic climate. The state-of-the-art of the tensile properties of API 5L steels at low temperatures is reviewed and
De Waele, Wim   +2 more
core   +2 more sources

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