Results 11 to 20 of about 13,652 (231)
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
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In recent years, many accidents caused by alternating current (AC) corrosion have been reported. AC corrosion has become a serious potential damage to buried steel pipelines.
Yong YANG +3 more
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Effect of Ce Content on Microstructure and Corrosion Resistance of X100 Pipeline Steel [PDF]
For studying the effect of rare earth element Ce on the microstructure and corrosion resistance of X100 pipeline steel, the four kinds of experimental steels with different Ce contents (mass fractions of Ce were 0,0.001 7%,0.002 8%, and 0.004 9 ...
LIU Peng, YANG Ji-chun, LI An-xin, LIU Xiang-jun, YANG Chang-qiao, GONG Lei
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Abstract Objectives The aim of the present study was to investigate the analgesic effects of repetitive transcranial magnetic stimulation over the primary motor cortex (M1‐rTMS) using different stimulation parameters to explore the optimal stimulus condition for treating neuropathic pain.
Nobuhiko Mori +5 more
wiley +1 more source
Low temperature tensile properties of line pipe steels [PDF]
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
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High pH-SCC mechanism investigation of novel Nb/Ce-additional X100 pipeline steel
High pH-SCC introduces great risks to the service safety of X100 pipeline steel. The design of new Nb and RE composite regulated pipeline steel can help to reduce the high pH-SCC. By the addition of Nb and Ce elements into traditional pipeline steel, the
Xiaojia Yang +4 more
doaj +1 more source
Comparative study of evolution of residual stress state by local mechanical tensioning and laser processing of ferritic and austenitic structural steel welds. [PDF]
Complex thermal stresses generated in welded structures are undesirable but inevitable in fusion welding. The presence of residual stresses can be detrimental to the integrity of a welded joint.
Coules, Harry E. +3 more
core +1 more source
The square wave polarisation technique and mathematical/electrochemical models were combined to investigate pitting corrosion of pipeline steel X100 under cathodic protection potential fluctuations with different duty cycles (δ).
Mingjie Dai +5 more
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The microstructure changes underwent by the heat-affected zones (HAZ) of a X100 pipeline steel and the corrosion behavior of these zones and the base steel were studied in a simulated alkaline soil solution.
Xinhua Wang +4 more
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Solidification Morphology Analysis of SLM of Cu Powder [PDF]
The solidification morphology analysis of fine Cu powder melted by a raster scanned energy beam from a focused Nd:YAG laser is presented here. The powder was processed inside of sealed chamber where it was subjected to a high vacuum cycle.
Bourell, David L., Ramos Grez, Jorge A.
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