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contributor authorQ. Pang
contributor authorA. C. Nunes
contributor authorT. Pang
contributor authorJ. C. McClure
date accessioned2017-05-08T23:41:57Z
date available2017-05-08T23:41:57Z
date copyrightFebruary, 1993
date issued1993
identifier issn1087-1357
identifier otherJMSEFK-27762#145_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/112280
description abstractIn Situ optical spectroscopy has been used on plasma arc welded 2219 aluminum to measure both the average temperature of and the amount of hydrogen and oxygen in the welding arc. Hydrogen and oxygen levels of less than 75 ppm can be readily detected. It is shown that below a critical shield gas flow rate, the rapid invasion of atmosphere can be readily detected by this technique, and that this critical flow rate is dependent on the temperature of the arc.
publisherThe American Society of Mechanical Engineers (ASME)
titleSpectroscopic Measurements of Hydrogen and Oxygen in Shielding Gas During Plasma Arc Welding
typeJournal Paper
journal volume115
journal issue1
journal titleJournal of Manufacturing Science and Engineering
identifier doi10.1115/1.2901628
journal fristpage145
journal lastpage148
identifier eissn1528-8935
keywordsMeasurement
keywordsPlasma arc welding
keywordsHydrogen
keywordsOxygen
keywordsTemperature
keywordsAluminum
keywordsWelding
keywordsElectric arcs
keywordsGas flow
keywordsEmission spectroscopy AND Flow (Dynamics)
treeJournal of Manufacturing Science and Engineering:;1993:;volume( 115 ):;issue: 001
contenttypeFulltext


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