IOM Communications

CONTENTS......Page 6
Introduction......Page 12
Mathematical Modelling of Fluid Flow and Heat Transfer in Fusion Welding......Page 14
Welding in a Microgravity Environment - Bubble Behaviour......Page 34
Measurement and Prediction of GTA Weld Penetration in Gamma Titanium Aluminide......Page 52
Computer Modelling of Gas Partition Between the Weld Metal and its Plasma Environment......Page 68
Estimation of the Characteristic Properties of the Weld Pool during High Producivity Arc Welding......Page 80
Modelling of Nitrogen Dissolution during the GTA Welding of Iron and Steels......Page 108
Modelling the Electromagnetic Force Distribution in a Three Dimensional GMAW Weld Pool......Page 136
A Numerical and Experimental Study of Fluid Flow and Heat Transfer in Stationary GTA Weld Pools......Page 148
Modelling of Deep Penetration Laser Welding - a "Synthetic" Approach......Page 178
Modelling the Weld Pool Behaviour in GMA Welding......Page 192
Modelling of Solidification and Grain Growth in Steel Welds......Page 202
Modelling and Simulation of Microstructural Developrnent during Weld Solidification......Page 224
Modelling Solute Redistribution and Microstructural Development in Fusion Welds of Multi-Cornponent Alloys......Page 248
Finite Element Method for Hot Cracking Analysis using Temperature Dependent Interface Element......Page 266
Correlation Between the Welding Parameters and the Grain Structure for the Fast Moving High Power Line Heat Source in a Thin Plate......Page 282
Solidification Paths in Simplified Alloys Representative of Ni Rich Welds in Relation with their Sensitivity to Hot Cracking......Page 296
A Coupled Approach for the Prediction of Solidification Cracking during the Welding of Superalloys......Page 312
Recent Approaches in the Design of Flux-Related Arc Welding Consumables......Page 334
MatCalc - A Simulation Tool for Multicomponent Thermodynamics, Diffusion and Phase Transformation......Page 362
Stress-Driven Diffusion of Impurities Near Crack-Like Singularities and Mechanisms of Dynamic Intergranular Embrittlement......Page 376
Numerical Modelling of Microstructure in Heat Affected Zone of GMA Welded HY-I00 Steel......Page 394
Finite Element Analysis of Heat Affected Zone Behaviour in Pulsed GTA Weldments......Page 406
New Trends in Mathematical Modelling of Aluminium Alloys......Page 414
Computational Weld Mechanics: Is Real-Time CWM Feasible? Recent Progress in CWM......Page 434
Design of Creep Resistant Steel Welds......Page 444
A New Look at Transformation Induced Plasticity (TRIP)......Page 462
Development of Numerical Techniques for the Design of Aluminium.Welded Structures......Page 480
Influence of Vanadium on the Creep Rupture Strength Reduction Factor of Boiler Tubes Made of Low-Alloy Creep-Resistant Steels......Page 492
Variation of HAZ Tensile Properties of a Fine Grained Ferritic-Pearlitic Steel......Page 508
Residual Stresses in Aluminium-Lithium Welds and Effects on Structural Fabricability and Integrity......Page 520
Measurement Variability and Prediction of Residual Stresses in Weaved Repair Welds......Page 542
Numerical Analysis of Residual Stress in Welded Structures using Inherent Strain......Page 562
Numerical and Experimental Analyses of Residual Stresses in Submerged Arc Welding of Mild Steel Plates......Page 594
Effect of Low-Temperature Phase Transformations on Residual Stress Distributions in Laser Welded Joints......Page 610
Calculation of Residual Stresses in ZrO2/Ni/Zr02 and ZrO2/Ni/AISI 316 Diffusion Bonds......Page 628
Stress Concentration Evaluation of the Lap Welded Joints......Page 640
Residual Stresses and Deformations in Dissimilar Girth Welds - Numerical Simulations and Experimental Verifications......Page 648
Modelling of Laser Beam. Welding with Cornplex Joint Geometry and Inhomogeneous Material......Page 658
Possibilities of Numerical Sirnulation for Evaluation and Optimisation of Welded Designs. Principles......Page 714
An Analytical-Numerical Estimation of the Thermal Cycle during Welding with Various Heat Source Models Application......Page 738
Developments in Finite Elernent Techniques for Facilitating the Simulation of Welding in Industrial Applications......Page 756
The Use of an Integrated Multiple Neural Network Structure for Simultaneous Prediction of Weld Shape, Mechanical Properties and Distortion in 6063-T6 and 6082-T6 Aluminium Assemblies......Page 684
Implementation of User Material Model under SYSTUS +......Page 768
Infra-Red Pyrometry-Aided Adaption in Microstructural Simulation of Stainless Steel Plasma Arc Welding......Page 780
Modelling of the PVR- Test to Examine the Origin of Different Hot Cracking Types......Page 796
Numerical Simulation of Defect Detectability in Non-Isotropic Welded Joints......Page 806
High Temperature Thermal Field during Arc Remelting as an Input for Hot Cracking Characterisation......Page 820
Thermo-Elastoviscoplastic Approach of the Thermomechanical Conditions for Hot Cracking......Page 848
Consideration of Dynamic Mechanical Boundary Conditions in the Characterisation of a Hot Cracking Test by Means of Numerical Simulation......Page 860
Scan Welding: Thermal Modelling for Microstructure Control......Page 876
Numerical Simulation of Laser Welding of Dissimilar Metals......Page 898
Coupled Thermal-Mechanical Analysis of a Novel Friction Welding Process for Welding of Large Size Components......Page 910
Numerical Simulation of Electron Beam Welding of Metals: Sensitivity Study of a Predictive Model......Page 926
Diffusion Bonding of Glass to Metal in an Electrostatic Field......Page 958
Simulation of rhe Projection Welding Process......Page 974
FEM Investigation on Effect of Initial Gap upon Nugget Formation and Expulsion in Spot Welding......Page 996
Thermal Field Analysis During Resistance Brazing......Page 1010
Optimisation of Titanium Welding Technology based upon the Heat Processes during Welding......Page 1020
Modelling of Hydrogen Diffusion Cracking in Steel Welds......Page 1032
Computer Modelling of Hydrogen Induced Cold Cracking Initiation using the Microcleavage Conception......Page 1074
Author Index......Page 1090
Subject Index......Page 1092