Corrosion and Stress Corrosion Testing of Aerospace Vehicle Structural Alloys (eBook)

Preface 6
Acknowledgements 7
Contents 8
Abstract 10
Corrosion and Stress Corrosion Testing of Aerospace Vehicle Structural Alloys 11
1 Introduction 11
2 Corrosion 11
2.1 Aerospace Vehicle Structural Alloys 11
2.2 Corrosion in Natural/Outdoor Environments 12
2.3 Accelerated Corrosion Testing Standards 14
3 Stress Corrosion Cracking (SCC) 15
3.1 SCC Testing Standards and Guidelines 15
3.2 Screening Criteria 16
3.3 MSFC, NASA and ESA Classifications/Rankings of SCC Resistance 18
3.4 SCC Failures in Space Vehicles 25
4 Environmental Severities: Natural/Outdoor Versus Accelerated Testing 27
4.1 Corrosion: KSC Outdoor and Alternate Immersion (A.I.) Laboratory Testing 28
4.2 SCC: Seacoast Exposure and Alternate Immersion (A.I.) Laboratory Testing 30
4.3 Additional Discussion About SCC Testing 31
4.4 Additional Discussion About Test and Service Environments 32
5 Aluminium–Lithium Alloys: Some Corrosion and SCC Issues 34
5.1 Corrosion Property Issues for Al–Li Alloys 34
5.2 SCC Property Issues for Al–Li Alloys 35
6 Stainless Steels: Some Corrosion and SCC Issues 37
6.1 Corrosion Property Issues for Stainless Steels 39
6.2 SCC Property Issues for Stainless Steels 39
7 Titanium Alloys: Special Aspects and Issues Concerned with SCC Testing 41
7.1 SCC in Aqueous Environments 41
7.2 SCC in Non-aqueous Environments 42
8 Summary 59
8.1 Corrosion 59
8.2 SCC 59
8.3 General Remarks About Corrosion and SCC Test and Service Environments 61
8.4 Corrosion and SCC Issues for Al–Li Alloys 61
8.5 Corrosion and SCC Issues for Stainless Steels 62
8.6 SCC Aspects and Issues for Titanium Alloys 62
References 63