Preface	6
	Contents	8
	Dedication	18
	Best Paper Award	21
	Committee Members (14th International Symposium on Superalloys)	22
	Part I Keynote	23
	1 Advanced Modeling Tools for Processing and Lifing of Aeroengine Components	24
	Part II Alloy Development	37
	2 Developing Alloy Compositions for Future High Temperature Disk Rotors	38
	3 Development of AGAT, a Third-Generation Nickel-Based Superalloy for Single Crystal Turbine Blade Applications	50
	4 Segregation of Solutes at Dislocations: A New Alloy Design Parameter for Advanced Superalloys	60
	5 Ni–Co-Based Wrought Superalloys Containing High W—Microstructure Design for a Balance of Properties	71
	6 On the Influence of Alloy Composition on Creep Behavior of Ni-Based Single-Crystal Superalloys (SXs)	79
	7 Platinum-Containing New Generation Nickel-Based Superalloy for Single Crystalline Applications	90
	8 Development and Application of New Cast and Wrought Ni-Base Superalloy M647 for Turbine Disk	101
	9 Alloy Design and Microstructural Evolution During Heat Treatment of Newly Developed Cast and Wrought Ni-Base Superalloy M647 for Turbine Disk Application	110
	10 ?? Thermodynamic Simulation and Experimental Validation of Phase Stability in Ni-Based Superalloys	122
	11 Composition and Temperature Stability of ? and ? Phases for Future Nickel-Base Superalloys for Turbine Disks Application	131
	12 Advanced Alloy Design Program and Improvement of Sixth-Generation Ni-Base Single Crystal Superalloy TMS-238	141
	13 Phase Equilibria Among A1/TCP/GCP Phases and Microstructure Formation in Ni–Cr–Mo System at Elevated Temperatures	150
	14 A New Co-free Ni-Based Alloy for Gas Turbine and Exhaust Valve Applications	161
	15 On the Influence of Alloy Chemistry and Processing Conditions on Additive Manufacturability of Ni-Based Superalloys	172
	16 Alloying Effects on the Competition Between Discontinuous Precipitation Versus Continuous Precipitation of ?/? Phases in Model Ni-Based Superalloys	182
	17 Precipitate Phase Stability and Mechanical Properties of Alloy 263 and Variants in Wrought or Cast Form	190
	Part III Blade Alloy Behavior	201
	18 Creep, Fatigue, and Oxidation Interactions During High and Very High Cycle Fatigue at Elevated Temperature of Nickel-Based Single Crystal Superalloys	202
	19 Fretting Fatigue Life Extension for Single Crystal Ni-Based Superalloy by Applying Optimized Surface Texturing	213
	20 Initiation of Fatigue Cracks in a Single-Crystal Nickel-Based Superalloy at Intermediate Temperature	225
	21 Effect of Re on Long-Term Creep Behavior of Nickel-Based Single-Crystal Superalloys for Industrial Gas Turbine Applications	235
	22 Evaluation and Comparison of Damage Accumulation Mechanisms During Non-isothermal Creep of Cast Ni-Based Superalloys	245
	23 High-Temperature Pre-deformation and Rejuvenation Treatment on the Microstructure and Creep Properties of Ni-Based Single-Crystal Superalloys	257
	24 Evidence of Short-Range Order (SRO) by Dislocation Analysis in Single-Crystal Ni-Based Matrix Alloys with Varying Re Content After Creep	270
	25 Rationalisation of the Micromechanisms Behind the High-Temperature Strength Limit in Single-Crystal Nickel-Based Superalloys	277
	26 Local Mechanical Properties at the Dendrite Scale of Ni-Based Superalloys Studied by Advanced High Temperature Indentation Creep and Micropillar Compression Tests	290
	27 Phenomenological Modeling of the Effect of Oxidation on the Creep Response of Ni-Based Single-Crystal Superalloys	299
	28 Prediction of Rafting Kinetics of Practical Ni-Based Single-Crystal Superalloys	309
	29 Creep Anisotropy in Single-Crystal Superalloy DD6 near the [001] Orientation	320
	30 Equations to Predict the Elastic Modulus of the Individual Gamma and Gamma-Prime Phases in Multi-component Ni-Base Superalloys	329
	31 Crystal Plasticity Mechanism of Temperature-Dependent Crack Propagation in a Single Crystal Nickel-Based Superalloy	341
	32 Micro-mechanisms of Cyclic Plasticity at Stress Concentrations in a Ni-Based Single-Crystal Superalloy	350
	33 Tensile, Low Cycle Fatigue, and Very High Cycle Fatigue Characterizations of Advanced Single Crystal Nickel-Based Superalloys	358
	34 Competing Mechanism of Creep Damage and Stress Relaxation in Creep-Fatigue Crack Propagation in Ni-Base Superalloys	369
	Part IV Component Manufacture and Repair	380
	35 Microstructure and Material Properties of Alloy 718/713LC Joints Using Orbital Friction Welding	381
	36 Enhancing the Efficiency and Surface Integrity of Chemical Cleaning During Repair of Ni-Base Superalloy Rotating Disks	390
	37 HIP + ITF of SS-PREP® Superalloy Powder	400
	38 An Integrated HIP Heat-Treatment of a Single Crystal Ni-Base Superalloy	407
	39 3 Ton Melting with CaO Desulfurization of Ni-Base Single Crystal Superalloy TMS-1700, Simulating a Recycling of Used Turbine Blades	416
	40 On Optimising Ring-Rolling Manufacturability of C&W Nickel Superalloys for Aero-engine Turbine Disc	424
	41 High-Resolution Diffraction Imaging of Misorientation in Ni-Based Single Crystal Superalloys	437
	42 Assessment of Mechanical and Metallurgical Features of Inconel 680 Weld Metal	447
	Part V Disk Alloy Manufacture	455
	43 Gamma Prime Precipitate Evolution During Hot Forging of a ?–?? Ni-Based Superalloy at Subsolvus Temperatures	456
	44 Dynamic and Post-dynamic Recrystallization During Supersolvus Forging of the New Nickel-Based Superalloy—VDM Alloy 780	465
	45 Aspects of High Strain Rate Industrial Forging of Inconel 718	476
	46 Tuning Strain Localization in Polycrystalline Nickel-Based Superalloys by Thermomechanical Processing	486
	47 Impact of Coarse ?? Phase on Recrystallization Modeling in New Ni-Based Superalloy M647	497
	48 Development of a Prediction Model and Process–Microstructure–Property Database on Forging and Heat Treatment of Superalloy 720Li	506
	49 Phase-Field Modeling of ?? and ?? Precipitate Size Evolution During Heat Treatment of Ni-Based Superalloys	515
	50 Characteristic Flow Behaviour of ??+??? Duplex and Its Significant Applications in Hot Working Process of Superalloys	524
	51 Abnormal Grain Growth in the Presence of Grain Boundary Pinning Precipitates	534
	Part VI Disk Alloy Behavior	548
	52 The Effect of Shot Peening on the Ductility and Tensile Strength of Nickel-Based Superalloy Alloy 720Li	549
	53 Metallurgical Mechanisms upon Stress Relaxation Annealing of the AD730™ Superalloy	560
	54 Metallurgical Analysis of Direct Aging Effect on Tensile and Creep Properties in Inconel 718 Forgings	573
	55 Experimental and Simulation Study of the Effect of Precipitation Distribution and Grain Size on the AD730™ Ni-Based Polycrystalline Superalloy Tensile Behavior	584
	56 Understanding the Effects of Alloy Chemistry and Microstructure on the Stress Relaxation Behavior of Ni-Based Superalloys	593
	57 Is the Carbon Content Really an Issue for the LCF Durability of Forged ?/?? Ni-Based Disk Alloys?	605
	58 High Temperature Dwell Fatigue Crack Growth in Cold-Worked and Direct-Aged 718Plus™	617
	59 Contribution of Primary ?? Precipitates in the Deformation Creep Mechanisms in the Ni-Based Polycrystalline AD730™ Superalloy	627
	60 Strengthening Mechanisms of Ni–Co–Cr Alloys via Nanotwins and Nanophases	633
	61 Role of Non-metallic Inclusions and Twins on the Variability in Fatigue Life in Alloy 718 Nickel Base Superalloy	643
	62 Effect of Nb Alloying Addition on Local Phase Transformation at Microtwin Boundaries in Nickel-Based Superalloys	654
	63 A New Approach to Strength Prediction of Ni-Base Disk Superalloys with Dual-Phase ?/??	665
	64 Crystal Plasticity Model for Nickel-Based Superalloy René 88DT at Elevated Temperature	673
	65 Deformation Mechanisms of ?? and ?? Co-precipitates in IN718	683
	66 High-Throughput Approaches to Establish Quantitative Process–Structure–Property Correlations in Ni-Base Superalloy	694
	67 An Approach Toward Understanding Unstable Gamma Prime Precipitate Evolution and Its Effect on Properties	705
	68 Modeling Creep of Ni-Base Superalloys for Applications in Advanced Ultra-supercritical Power Generation	716
	69 Stress-Induced Variant Selection of ?? Phase in Inconel 718 During Service: Mechanism and Effects on Mechanical Behavior	727
	70 Enhancing the Creep Strength of Next-Generation Disk Superalloys via Local Phase Transformation Strengthening	740
	Part VII Environmental Behavior	751
	71 Characterization of the Benefit of APS Flash Coatings in Improving TBC Lifetime	752
	72 Hot Corrosion and Creep Properties of Ni-Base Single-Crystal Superalloys	760
	73 Investigation into the Effects of Salt Chemistry and SO? on the Crack Initiation of CMSX-4 in Static Loading Conditions	766
	74 Using Rapid Thermal Annealing for Studying Early Stages of High-Temperature Oxidation of Superalloys	776
	75 Measurement and Evaluation of Co-existing Crack Propagation in Single-Crystal Superalloys in Hot Corrosion Fatigue Environments	784
	76 Critical Hafnium Content for Extended Lifetime of AM1 Single Crystal Superalloy	794
	77 Laboratory-Scale Replication of Deposit-Induced Degradation of High-Temperature Turbine Components	802
	78 Suppression of Sulfur Segregation at Scale/Substrate Interface for Sixth-Generation Single-Crystal Ni-Base Superalloy	811
	79 Development of a New Coating Compatible with Third-Generation Nickel-Based Superalloys and Thermal Barrier Coatings	817
	80 Recent Progress in Local Characterization of Damage Evolution in Thermal Barrier Coating Under Thermal Cycling	826
	81 Computational Methods to Accelerate Development of Corrosion Resistant Coatings for Industrial Gas Turbines	837
	82 The Influence of Hot Corrosion Damage on the Low Cycle Fatigue Fracture Modes of a Disk Superalloy	847
	Part VIII Alternative Materials	857
	83 Recent Developments in the Design of Next Generation ??-Strengthened Cobalt–Nickel Superalloys	858
	84 Supersolvus Hot Workability and Dynamic Recrystallization in Wrought Co–Al–W-Base Alloys	868
	85 Effects of Al, Cr, and Ti on the Oxidation Behaviors of Multi-component ?/?? CoNi-Based Superalloys	881
	86 Microstructure and Tensile Properties of a CoNi-Based Superalloy Fabricated by Selective Electron Beam Melting	891
	87 Microstructural Effects on Creep Properties in a Co-Base Single Crystal Superalloy	902
	88 Castability and Recrystallization Behavior of ??-Strengthened Co-Base Superalloys	912
	89 The Effect of Alloying on the Thermophysical and Mechanical Properties of Co–Ti–Cr-Based Superalloys	920
	90 Atomic Structure and Chemical Composition of Planar Fault Structures in Co-Base Superalloys	931
	91 Effects of Ti and Cr Additions in a Co–Ni–Al–Mo–Nb-Based Superalloy	940
	92 Machine Learning Assisted Design Approach for Developing ??-Strengthened Co-Ni-Base Superalloys	948
	Part IX Additive	970
	93 The Yield Strength Anomaly in Co–Ni Design Space	959
	94 Microstructure and Mechanical Properties of Additively Manufactured Rene 65	971
	95 Novel Approach for Suppressing of Hot Cracking Via Magneto-fluid Dynamic Modification of the Laser-Induced Marangoni Convection	982
	96 Effect of Carbide Inoculants Additions in IN718 Fabricated by Selective Laser Melting Process	992
	97 3D Characterization of the Columnar-to-Equiaxed Transition in Additively Manufactured Inconel 718	1000
	98 Anisotropic Deformation and Fracture Mechanisms of an Additively Manufactured Ni-Based Superalloy	1013
	99 Microstructural Control and Optimization of Haynes 282 Manufactured Through Laser Powder Bed Fusion	1024
	100 Additive Manufacturability of Nickel-Based Superalloys: Composition-Process Induced Vapourization	1034
	101 Strain Monitoring During Laser Metal Deposition of Inconel 718 by Neutron Diffraction	1043
	102 Development of a New Alumina-Forming Crack-Resistant High-?? Fraction Ni-Base Superalloy for Additive Manufacturing	1056
	103 The Effect of Heat Treatment on Tensile Yielding Response of the New Superalloy ABD-900AM for Additive Manufacturing	1065
	104 Computational Design of Additively Printable Nickel Superalloys	1076
	105 Mechanical Performance of a Non-weldable Ni-Base Superalloy: Inconel 738 Fabricated by Electron Beam Melting	1085
	106 Correction to: Superalloys 2020	1095
	Author Index	1096
	Subject Index	1101