High Temperature Alloys for Gas Turbines 1982: Proceedings of a Conference held in Liège, Belgium, 4–6 October 1982

Front Matter....Pages i-xv
 Keynote Lecture Superalloy Technology - Today and Tomorrow....Pages 1-49
Front Matter....Pages 51-51
Recent Approaches to the Development of Corrosion Resistant Coatings....Pages 53-86
The Corrosion Resistance of Protective Coatings....Pages 87-98
Mechanisms of Hot Corrosion....Pages 99-148
Deposition and Blade Fouling of Gas Turbines by Fuel Impurities and Additives....Pages 149-175
Comparison of Hot-Salt Corrosion Test Procedures....Pages 177-206
High Temperature Erosion and Erosion-Hot Corrosion of Superalloys and Coatings....Pages 207-235
Hot Corrosion in Marine Gas Turbines....Pages 237-247
High Temperature Stability of Pack Aluminide Coatings on IN738LC....Pages 249-260
Thermochemical Treatment of Porous Materials....Pages 261-270
Front Matter....Pages 271-271
Fatigue and Creep Considerations in the Design of Turbine Components....Pages 273-290
Low Cycle Fatigue and Life Prediction Methods....Pages 291-317
High Cycle Fatigue Properties of Cast Nickel Base Superalloys IN 738LC and IN 939....Pages 319-344
Fracture Mechanics and Crack Growth in Fatigue....Pages 345-368
IN939: Metallurgy, Properties and Performance....Pages 369-393
Creep Strengthening Mechanisms....Pages 395-421
Effects of Cobalt in Nickel-Base Superalloys....Pages 423-446
Creep Damage and Fracture....Pages 447-467
Effect of Coatings on the Mechanical Properties of Superalloys....Pages 469-506
The Interaction of High Temperature Corrosion and Mechanical Properties of Alloys....Pages 507-543
Front Matter....Pages 271-271
The Influence of Creep on the High Temperature Cyclic Life of IN738LC....Pages 547-560
Some Interactions of Creep and Fatigue in IN 738 LC at 850°C....Pages 561-574
Analysis of Creep Rupture Data of Nimocast Alloy 739....Pages 575-588
Factors Influencing the Creep Behaviour of a Cast Ni-Cr-Base Alloy....Pages 589-595
Time Dependent Low Cycle Fatigue of PM Astroloy at 1003 K....Pages 597-609
Fatigue Crack Propagation at Elevated Temperature in MAR-M002 Single Crystals....Pages 611-617
An Operational Definition of Life to Crack Initiation in High Temperature Fatigue....Pages 619-632
High Temperature Fatigue of a Superalloy for Cast Turbine Wheel....Pages 633-643
Fatigue of High-Temperature Materials at Ultrasonic Frequencies....Pages 645-657
Crack Initiation and Propagation in a Forged Nickel-Base Alloy Under High Mechanical and Thermal Loading....Pages 659-671
Fatigue Failure Under Fretting Conditions....Pages 673-684
Mechanisms of High Cycle Fatigue of Cast Nickel Base Alloys....Pages 685-701
Phase Composition and Phase Stability of Alloy IN939....Pages 705-719
Alloy Design for Nickel-Base Superalloys....Pages 721-735
O.D.S. Ferritic Steels with High Damping Capacity....Pages 737-745
Relations Between Chemistry, Solidification Behaviour, and Microstructure in IN 100....Pages 747-757
Grain Boundary Pore Chains in Cast Nickel Base Superalloys....Pages 759-770
The Effects of Section Size, Coating and Environment on Creep Rupture Behaviour of Superalloys....Pages 771-777
The Influence of Applied Coatings on the Creep Fracture of IN 738 LC....Pages 779-789
High-Temperature Low-Cycle Fatigue Behaviour of IN738LC Alloy in Air and in Vacuum....Pages 791-804
Front Matter....Pages 271-271
The Effect of Hot Corrosion on Creep and Fracture Behaviour of Cast Nickel-Based Superalloy IN738LC....Pages 805-819
Front Matter....Pages 821-821
Vader - A New Melting and Casting Technology....Pages 823-838
The Evolution of the Forging Processes on Discs....Pages 839-852
The Relationship Between Structure, Properties and Processing in Powder Metallurgy Superalloys....Pages 853-886
Precision Casting of Turbine Blades and Vanes....Pages 887-908
Welding of PM-Superalloys....Pages 909-930
Blade Repair and Recovery....Pages 931-954
Microporosity Formation in Investment Castings of Nickel - Base Superalloys : Metallurgical Effects, Thermal Modelling And Foundry Assessment....Pages 955-971
Formation of Micropores in A D.S. Ni-Ti-C Alloy....Pages 973-986
Investigation of the Surface Grain Refinement for Superalloys Castings....Pages 987-997
Hot Isostatic Pressing of Alloy in-718....Pages 999-1011
The Nature and Origin of Previous Particle Boundary Precipitates in P/M Superalloys....Pages 1013-1027
Forging Astroloy Supersolidus-Sintered Preforms: Necklace Structure Achievement....Pages 1029-1041
Diffusion Bonding of Superalloys for Gas Turbines....Pages 1043-1050
Back Matter....Pages 1051-1079