NIST Special PublicationThe Institute, 2002 |
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Page 173
... rotational speed on the temperature distribution and their effect on weld quality . Infrared sensing is applied in order to collect relevant data for this analysis . KEYWORDS Infrared Sensing , Surface Temperature Distribution , Welding ...
... rotational speed on the temperature distribution and their effect on weld quality . Infrared sensing is applied in order to collect relevant data for this analysis . KEYWORDS Infrared Sensing , Surface Temperature Distribution , Welding ...
Page 174
... rotational speed and traverse speed on weld quality . It is shown that infrared sensing is feasible technique for nondestructive monitoring of the FSW process . OUTLINE OF STUDY AND METHODS Experimental set - up Figure 2. Experimental ...
... rotational speed and traverse speed on weld quality . It is shown that infrared sensing is feasible technique for nondestructive monitoring of the FSW process . OUTLINE OF STUDY AND METHODS Experimental set - up Figure 2. Experimental ...
Page 175
... rotational and traverse speeds . Experiments are performed on 6061 - T6 aluminum plates , 280x200x12.7 mm in size . Temperatures during the Friction Stir Welding process were measured by K type NiAI / NiCr thermocouples placed in a ...
... rotational and traverse speeds . Experiments are performed on 6061 - T6 aluminum plates , 280x200x12.7 mm in size . Temperatures during the Friction Stir Welding process were measured by K type NiAI / NiCr thermocouples placed in a ...
Page 176
... the 0.5 mm depth from the top surface where 190 mm / min 18 distance from the shoulder the thermocouples are placed . Influence of rotational speed on the temperature distribution L Temperature in ° C 576 574 572 570 568. 176.
... the 0.5 mm depth from the top surface where 190 mm / min 18 distance from the shoulder the thermocouples are placed . Influence of rotational speed on the temperature distribution L Temperature in ° C 576 574 572 570 568. 176.
Page 177
... rotational speed of the pin tool may change each of these . The influence of the pin tool rotational speed on the temperature field under the shoulder is shown on the Fig.7 . It is clear that the rotational speed has a modest effect on ...
... rotational speed of the pin tool may change each of these . The influence of the pin tool rotational speed on the temperature field under the shoulder is shown on the Fig.7 . It is clear that the rotational speed has a modest effect on ...
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Common terms and phrases
algorithm analysis angular distortion arc length arc voltage average current background duration boundary butt weldment calculated camera coefficient of variation detachment during peak developed droplet detachment dynamic effect electrode equation experimental Figure filler metal Friction Stir Welding geometry GMAW GMAW-P GTA weld GTAW hoop stress increase interface keyhole laser machine vision martensite material measured mechanical melting metal arc welding method microstructure mm/min mm/s mode molten pool monitoring NIST oscillation frequency peak duration penetration plasma arc welding plate predicted procedure pulsed current resetting residual stress robot rotational sensor shear stress shown in Fig splash strain structure surface technique Technology thermal types of droplet variation VPPAW waveform weld diameter weld fixture weld joint weld pool weld quality welding current Welding Journal welding parameters welding power supply welding process welding simulation welding speed width wire feed speed workpiece zone
Popular passages
Page ii - Certain commercial equipment, instruments, or materials are identified in this paper in order to adequately specify the experimental procedure. Such identification does not imply recommendation or endorsement by the National Institute of Standards and Technology, nor does it imply that the materials or equipment identified are necessarily the best available for the purpose.
Page 94 - Proceedings of the institution of Mechanical Engineers; Part B: Journal of Engineering Manufacture, Vol. 207, pp.9- 1 4, 1 993 [4] Soar RC and Dickens, PM, "Design of Laminated Tooling for High Pressure Die -Casting," Proceedings-SPIE The international society for Optical Engineering, pp.
Page 123 - Sandia is a multiprogram laboratory operated by Sandia Corporation, a Lockheed Martin Company, for the United States Department of Energy.