NIST Special PublicationThe Institute, 2002 |
From inside the book
Results 1-5 of 86
Page iv
... Speed , High Magnification , Digital Imaging A4-2 Dr. A. C. Hall , Sandia National Laboratories , Albuquerque , New Mexico . Vision - based Weld Defect Measurement and Depiction .117 C. Reichert , EWI , Columbus , Ohio ......... .125 A4 ...
... Speed , High Magnification , Digital Imaging A4-2 Dr. A. C. Hall , Sandia National Laboratories , Albuquerque , New Mexico . Vision - based Weld Defect Measurement and Depiction .117 C. Reichert , EWI , Columbus , Ohio ......... .125 A4 ...
Page 3
... speed ( Ws ) , and wire feed speed ( WF ) . Selecting the most suitable GMAW - P parameter is very complex due to interdependence of parameters . Therefore effects of the GMAW - P parameters on different types of droplet detachments ...
... speed ( Ws ) , and wire feed speed ( WF ) . Selecting the most suitable GMAW - P parameter is very complex due to interdependence of parameters . Therefore effects of the GMAW - P parameters on different types of droplet detachments ...
Page 5
... speed , double - channel , digital storage oscilloscope . The peak duration , wire feed speed , and cycle time could be independently adjusted using the welding power supply control . 10 1 16 T 1. Personal computer 2. Double channel 5.
... speed , double - channel , digital storage oscilloscope . The peak duration , wire feed speed , and cycle time could be independently adjusted using the welding power supply control . 10 1 16 T 1. Personal computer 2. Double channel 5.
Page 6
... speed , double channel , digital storage oscilloscope ( Gould 4072 ) were not clear . Moreover , carrying out any measurements on the waveform was difficult because of the poor appearance of the waveforms . Therefore the problem of high ...
... speed , double channel , digital storage oscilloscope ( Gould 4072 ) were not clear . Moreover , carrying out any measurements on the waveform was difficult because of the poor appearance of the waveforms . Therefore the problem of high ...
Page 8
... speed of 10 mm / s and fixed wire speed of 100 mm's . The welding torch was positioned normal to the base metal surface . Filler metal was connected to the direct - current - electrode- positive ( DCEP ) polarity . Prior to welding ...
... speed of 10 mm / s and fixed wire speed of 100 mm's . The welding torch was positioned normal to the base metal surface . Filler metal was connected to the direct - current - electrode- positive ( DCEP ) polarity . Prior to welding ...
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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.