04488nam 2200613 450 991053601640332120200520144314.0(CKB)1000000000239212(EBL)4388305(SSID)ssj0000096366(PQKBManifestationID)11114386(PQKBTitleCode)TC0000096366(PQKBWorkID)10082452(PQKB)10313959(MiAaPQ)EBC4388305(Au-PeEL)EBL4388305(CaPaEBR)ebr10072146(OCoLC)842256549(EXLCZ)99100000000023921220160215h19961996 uy 0engur|n|---|||||txtccrAccelerated aging of materials and structures the effects of long-term elevated-temperature exposure /National Research CouncilWashington, District of Columbia :National Academy Press,1996.©19961 online resource (65 p.)Publication NMAB ;479Description based upon print version of record.0-309-58660-7 Includes bibliographical references.ACCELERATED AGING OF MATERIALS AND STRUCTURES; Copyright; COMMITTEE ON EVALUATION OF LONG-TERM AGING OF MATERIALS AND STRUCTURES USING ACCELERATED TEST METHODS; NATIONAL MATERIALS ADVISORY BOARD; Acknowledgments; Preface; Contents; Executive Summary; MATERIALS AGING CHARACTERIZATION; Service Environment; Materials and Degradation Mechanisms; Characterization of Aging Responses; Accelerated Methods; Analysis of Structures; REPORT ORGANIZATION; 1 Introduction; AGING OF MATERIALS AND STRUCTURES; CASE STUDY: HIGH-SPEED CIVIL TRANSPORT; 2 Aircraft Operating Environment; THE CONCORDE EXPERIENCEHSCT CONDITIONSGround Exposure; Flight Exposure; Airframe; Engine; SUMMARY AND RECOMMENDATION; 3 Candidate Materials; ALUMINUM ALLOYS; TITANIUM ALLOYS; SUPERALLOYS; POLYMER-MATRIX COMPOSITES; Thermoset Matrices; Thermoplastic Matrices; CERAMIC-MATRIX COMPOSITES; 4 Degradation Mechanisms; ALUMINUM ALLOYS; Microstructural Changes; Residual Stresses; Strength; Toughness; Time-Dependent Deformation and Damage Accumulation; Fatigue; Creep; Environmental Effects; Summary: Aluminum Degradation Mechanisms; TITANIUM ALLOYS; Microstructural Variations; Deformation Processes; Environmental EffectsSummary: Titanium Degradation MechanismsSUPERALLOYS; Microstructural Changes; Deformation and Damage Accumulation; Oxidation; POLYMER-MATRIX COMPOSITES; Microstructural Changes; Damage Accumulation: Matrix Cracking; Environmental Effects; Thermal Degradation and Oxidation; Hygrothermal Effects; Summary: Polymer-Matrix Composite Degradation Mechanisms; CERAMIC-MATRIX COMPOSITES; Thermochemical Degradation; Mechanical Degradation: Effects of Corrosive Reactions; Summary: Ceramic-Matrix Composite Degradation Mechanisms; RECOMMENDATION; 5 Accelerated Methods for Characterization of Aging ResponseMETALLIC ALLOYSThe Concorde Experience; Creep Deformation and Failure; Creep-Fatigue Failure; Creep and Creep-Fatigue Crack Growth; Acceleration and Analytical Methods; Microstructural Changes; Accelerating Creep Tests; Accelerating Fatigue Tests; POLYMER-MATRIX COMPOSITES; Current Methods; Moderate- Temperature Applications; High-Temperature Applications; Accelerated Methods; Thermal Degradation and Oxidation; Matrix Cracking; Hygrothermal Effects; CERAMIC SYSTEMS; Oxidation and Volatilization; Mechanical Response; Behavior of the Constituents; Behavior of the CompositeANALYSIS OF STRUCTURESMetallic Materials; Composite Materials; CHAPTER SUMMARY, CONCLUSIONS AND RECOMMENDATIONS; Characterization Methods; Accelerated Methods; Analysis of Structures; Approach to Materials Aging Characterization; References; Appendix Biographical Sketches of Committee MembersPublication NMAB ;479.Metallic compositesMaterialsDeteriorationAirplanesMaterialsDeteriorationElectronic books.Metallic composites.MaterialsDeterioration.AirplanesMaterialsDeterioration.620.16MiAaPQMiAaPQMiAaPQBOOK9910536016403321Accelerated aging of materials and structures2627466UNINA