WJ Supplements - 2005

RESEARCH PAPERS

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  • Friction Stir Welding of 2219 Aluminum: Behavior of q (Al2Cu) particles
    An experimental study was conducted into whether a workpiece reaches the lower bounds of melting temperature to trigger liquation when friction stir welded BY G.CAO AND S. KOU
    Posted 12/04  |  Published 1/05
  • Intelligent Control of Pulsed GTAW with Filler Metal
    A visual imaging system provides feedback on weld shape for controlling welding on plates with varied root openings BY G. J. ZHANG ET AL.
    Posted 12/04  |  Published 1/05
  • Characterization of Dynamic Mechanical Properties of Resistance Welding Machines
    A test was devised to determine basic, independent machine parameters to help in the development of a model for predicting the mechanical dynamics of a resistance welding machine BY P. WU ET AL.
    Posted 12/04  |  Published 1/05
  • The Application of Artificial Neural Networks to Weld-Induced Deformation in Ship Plate
    An increase in carbon content proved beneficial in reducing thin plate distortion caused by welding BY M. P. LIGHTFOOT ET AL.
    Posted 1/05  |  Published 2/05
  • Development of a Lightweight Fume Hood for Handheld Welding Guns
    A small welding hood that completely covered the weld area helped minimize fume emissions BY N. TURKEM ET AL.
    Posted 1/05  |  Published 2/05
  • Development of Flux and Filler Metal for Brazing Magnesium Alloy AZ31B
    A small amount of zinc in the filler metal composition was found to be a key ingredient for high joint strength BY T. WATANABE ET AL.
    Posted 2/05  |  Published 3/05
  • Processing of Alumina-Niobium Interfaces via Liquid-Film-Assisted Joining
    The strength of a ceramic-metal interface was improved with the addition of a copper film interlayer BY J. T. MCKEOWN ET AL.
    Posted 2/05  |  Published 3/05
  • Influence of Molybdenum on Ferritic High-Strength SMAW All-Weld-Metal Properties
    As molybdenum increased, hardness, yield, and tensile strengths increased for high-strength SMAW electrode weld metal BY E. SURIAN ET AL.
    Posted 3/05  |  Published 4/05
  • Liquation Cracking in Full Penetration Al-Si Welds
    An investigation showed high-Si, Al-Si casting alloys could backfill and heal liquation cracks in welds no matter which filler metal was used BYG. CAO AND S. KOU
    Posted 3/05  |  Published 4/05
  • An Experimental Study Determines the Electrical Contact Resistance in Resistance Welding
    Gleeble® machine experiments evaluated the influence of pressure, temperature, and metal properties on resistance welding
    BY QUANFENG SONG, WENQI ZHANG, AND NIELS BAY
    Posted 4/05  |  Published 05/05
  • Microstructural Characterization of a Double-Sided Friction Stir Weld on a Superaustenitic Stainless Steel
    The formation of different microstructural zones in friction stir welded AL-6XN is described using results from various characterization techniques
    BY S. KLINGENSMITH, J. N. DUPONT, AND A. R. MARDER
    Posted 4/05  |  Published 05/05
  • Chemical Analysis of Welding Fume Particles
    Airborne particle size is the most important factor in determining the accuracy of a method for chemical analysis BY N. T. JENKINS AND T. W. EAGAR
    Posted 5/05  |  Published 06/05
  • Service Life of Tungsten Electrodes in Hyperbaric Dry Underwater Welding
    Service life diagrams were developed for two types of commonly used tungsten electrodes BY H. OZDEN AND K. T. GURSEL
    Posted 5/05  |  Published 06/05
  • Reliable Calculations of Heat and Fluid Flow during Conduction Mode Laser Welding through Optimization of Uncertain Parameters
    A deterministic approach is proposed to improve reliability of heat transfer and fluid flow calculations BY A. DE AND T. DebROY
    Posted 6/05  |  Published 07/05
  • Properties and Sulfide Stress Cracking Resistance of Coarse-Grained Heat-Affected Zones in V-Microalloyed X60 Steel Pipe
    The effect of weld cooling rates and postweld heat treatment on microhardness, microstructure, tensile properties, and sulfide stress cracking resistance was studied BY J. E. RAMIREZ, S. MISHAEL, AND R. SHOCKLEY
    Posted 6/05  |  Published 07/05
  • Determination of Optimal Welding Conditions with a Controlled Random Search Procedure
    A controlled random search procedure can determine the near-optimal settings of welding process parameters within a large search space with a relatively small number of experiments BY D. KIM, M. KANG, AND S. RHEE
    Posted 7/05  |  Published 08/05
  • Constraints-Based Modeling Enables Successful Development of a Welding Electrode Specification for Critical Navy Applications
    A novel modeling approach substantially reduces risk in developing a highperformance welding electrode specification for critical U.S. Navy applications BY K. SAMPATH
    Posted 7/05  |  Published 08/05
  • Influence of Procedure Variables on C-Mn-Ni-Mo Metal Cored Wire Ferritic All-Weld Metal
    Welding position, number of layers, arc energy, and shielding gas type were considered BY N. M. RAMINI DE RISSONE, H. G. SVOBODA, E. S. SURIAN, AND L. A. DE VEDIA
    Posted 8/05  |  Published 09/05
  • Estimation of Cooling Rate in the Welding of Plates with Intermediate Thickness
    Cooling rates estimated by Rosenthal’s thick- and thin-plate solutions can be modified by a weighting factor to account for intermediate values of plate thickness BY K. POORHAYDARI, B. M. PATCHETT, AND D. G. IVEY
    Posted 9/05  |  Published 10/05
  • Particle Size Distribution of Gas Metal and Flux Cored Arc Welding Fumes
    Impactor separation of welding fumes shows at least two size modes, the relative magnitude of which is determined by the welding process BY N. T. JENKINS, W. M.–G. PIERCE, AND T. W. EAGAR
    Posted 9/05  |  Published 10/05
  • Effects of Process Parameters on Angular Distortion of Gas Metal Arc Welded Structural Steel Plates
    Mathematical models were developed to study the effects of process variables on the angular distortion of multipass GMA welded structural steel plates BY V. VEL MURUGAN AND V. GUNARAJ
    Posted 10/05  |  Published 11/05
  • Development of Requirements for Resistance Spot Welding Dual-Phase (DP600) Steels Part 1 — The Causes of Interfacial Fracture
    Weld fracture was investigated in relation to weld parameters and steel sheet characteristics BY M. MARYA and X. Q. GAYDEN
    Posted 10/05  |  Published 11/05
  • Fatigue Behavior of Welded Joints Part 1 — Statistical Methods for Fatigue Life Prediction
    A model is investigated where fatigue life and fatigue limit are treated as random variables BY T. LASSEN, Ph. DARCIS, AND N. RECHO
    Posted 11/05  |  Published 12/05
  • A Mechanism of Spatter Production from the Viewpoint of the Integral of Specific Current Action
    A model is proposed to quantitatively explain the mechanism of spatter production and the role of waveform parameters BY S. K. KANG AND S. J. NA
    Posted 11/05  |  Published 12/05
  • Development of Requirements for Resistance Spot Welding Dual-Phase (DP600) Steels Part 2: Statistical Analyses and Process Maps
    Weld diameter proved to be the primary factor influencing type of weld fracture BY M. MARYA AND X. Q. GAYDEN
    Posted 11/05  |  Published 12/05
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