Results 21 to 30 of about 13,652 (231)

Experimental investigation of the weldability of tubular dissimilar materials using the electromagnetic welding process [PDF]

open access: yes, 2017
This paper describes the magnetic pulse welding process (MPW) for tubes. Material combinations of aluminium to steel and copper to aluminium were experimentally evaluated.
De Waele, Wim   +2 more
core   +2 more sources

Impact of Vanadium Addition on API X100 Steel

open access: yesISIJ International, 2014
Laboratory heats of an API X100 steel (Mn–Mo–Nb) with two levels of vanadium (0.004% and 0.063%) were melted and control rolled simulating a coiled plate production process. Extensive microstructural analyses were performed, including optical, EBSD and TEM. Texture analyses of the two alloys were also compared. Mechanical properties were determined for
Shahrooz Nafisi   +4 more
openaire   +2 more sources

Microstructure Characterization and Strengthening Mechanism Analysis of X100 Pipeline Steel

open access: yesCoatings, 2023
The strengthening mechanism of X100 high steel grade pipeline steel, including grain boundary strengthening, solution strengthening, precipitation strengthening, dislocation strengthening, and texture strengthening, was analyzed by the technics of scanning electron microscopy (SEM), electron backscattered diffraction (EBSD), transmission electron ...
Xiaoyu Ye   +7 more
openaire   +1 more source

Therblig-embedded value stream mapping method for lean energy machining [PDF]

open access: yes, 2017
To improve energy efficiency, extensive studies have focused on the cutting parameters optimization in the machining process. Actually, non-cutting activities (NCA) occur frequently during machining and this is a promising way to save energy through ...
Jia, Shun   +5 more
core   +1 more source

Three phase corrosion of pipeline steel: Size effects of deposited solids under water droplets and an oil diffusion barrier

open access: yesJournal of Pipeline Science and Engineering, 2021
Existing studies have examined either under deposit corrosion in bulk solutions or underoil droplet corrosion without deposits. Yet, neither of these scenarios represents the conditions existing within a diluted bitumen pipeline where underoil droplet ...
Hongxing Liang   +2 more
doaj   +1 more source

Latest developments in mechanical properties and metallurgical features of high strength line pipe steels [PDF]

open access: yes, 2013
In response to the increasing demand to improve both transportation efficiency and performance, the steel pipe industry has conducted extensive efforts to develop line pipe steel grades with superior metallurgical and mechanical (strength, toughness and ...
Belato Rosado, Diego   +3 more
core   +2 more sources

Synthesis and characterization of novel scaffold for bone tissue engineering based on Whartons´s jelly [PDF]

open access: yes, 2017
A composite is a material made of more than one component, and the bond between the components is on a scale larger than the atomic scale. The objective of the present study was to synthesize and perform the structural characterization and biological ...
Aniket   +71 more
core   +1 more source

Effect of AC Interference on Corrosion Behavior of X100 Pipeline Steel with Different Microstructure in Alkaline Soil Environment

open access: yesInternational Journal of Electrochemical Science, 2019
Alternating current (AC) corrosion behavior of X100 pipeline steel with welded joint in simulated solution of Golmud alkaline soil was studied by electrochemical tests, immersion test and surface analysis technique.
Min Zhu   +3 more
doaj   +1 more source

Characterisation of LCF performance of X100 weld-joints: Mechanistic yield strength modelling, finite element analyses and DIC testing

open access: yesJournal of Advanced Joining Processes, 2021
This paper is concerned with the effect of welding on the fatigue behaviour of X100 material for steel catenary risers. The methodology includes both modelling and experimental characterisation.
D.J. Long   +5 more
doaj   +1 more source

Corrosion Behavior of API X100 Steel Material in a Hydrogen Sulfide Environment [PDF]

open access: yesMetals, 2017
Recently, the API X100 steel has emerged as an important pipeline material for transportation of crude oil and natural gas. At the same time, the presence of significant amounts of hydrogen sulfide (H2S) in natural gas and crude oil cause pipeline materials to corrode, which affects their integrity. In this study, the effect of H2S concentration on the
Paul Okonkwo   +4 more
openaire   +3 more sources

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