Corrosion of Aluminum and Aluminum Alloys
ed. J. R. Davis
BRIEF CONTENTS
Introduction
- Key Characteristics of Aluminum
- The Aluminum Industry
- Primary Aluminum Production
- Secondary Aluminum Production
- Aluminum Alloys
- Classifications and Designations
- Effects of Alloying Additions
- Properties of Wrought Alloys
- Properties of Cast Alloys
- Manufactured Forms
- Applications
- Building and Construction Applications
- Containers and Packaging
- Transportation
- Electrical Applications
- Consumer Durables
- Machinery and Equipment
- Other Applications
Understanding the Corrosion Behavior of Aluminum
- Passivity of Aluminum and Aluminum Alloys
- Causes and Forms of Corrosion
- Solution Potentials
- Pitting Corrosion
- Galvanic Relations
- Forms of Corrosion
- Effect of Composition and Microstructure on Corrosion
- Variables Influencing Corrosion Behavior
- Metallurgical Variables
- Environmental Variables
Pitting and Crevice Corrosion
- Pitting Corrosion
- Crevice Corrosion
- General Considerations
- Water Staining
- Poultice Corrosion
- Filiform Corrosion
Intergranular and Exfoliation Corrosion
- Intergranular Corrosion
- IGS of 2xxx (Al-Cu) Alloys
- IGS of 7xxx (Al-Zn-Mg-Cu) Alloys
- IGS of 6xxx (Al-Mg-Si) Alloys
- IGS of 5xxx (Al-Mg) Alloys
- IGS of 1xxx (Pure Al) and 3xxx (Al-Mn) Alloys
- Evaluation of IGS
- Exfoliation Corrosion
- Mechanism and Characteristics
- Environmental effects
- Susceptible Alloys and Recommended Tempers
- Exfoliation of Aircraft Components
- Evaluation of Exfoliation Corrosion
- Relationship between IGS, Exfoliation, and SCC
Galvanic, Deposition, and Stray-Current Corrosion
- Galvanic Corrosion
- Prevention of Galvanic Corrosion
- Tests for Galvanic Corrosion Resistance
- Deposition Corrosion
- Stray-Current Corrosion
Erosion, Cavitation, Impingement, and Fretting Corrosion
- Erosion-Corrosion
- Cavitation Erosion
- Liquid Impingement Erosion
- Fretting Corrosion and Fretting Fatigue
Environmentally Assisted Cracking
- Stress-Corrosion Cracking
- Mechanisms and Characteristics
- Effects of Stress and Stress Relieving
- Effects of Grain Structure and Stress Direction
- Effects of Product Form
- Environmental Effects
- Alloy Selection for SCC Resistance
- SCC Resistance Ratings
- Methods to Minimize SCC
- Examples of SCC in the Aircraft Industry
- Corrosion Fatigue
- Fatigue Strength in Corrosive Environments
- Presentation of Corrosion Fatigue Data
- Variables Influencing Corrosion Fatigue Crack Propagation
- Methods to Minimize Corrosion Fatigue
- Liquid-Metal Embrittlement
Types of Corrosive Environments
- Corrosion in Atmospheres
- General Background
- Resistance of Aluminum to Atmospheric Corrosion
- Atmospheric Corrosion Testing
- Indoor Atmospheres
- Corrosion in Waters
- Microbiologically Influenced Corrosion
- Corrosion in Soils
- Corrosion in Building Materials
- Corrosion in Foods and Chemicals
- Contact with Foods and Pharmaceuticals
- Contact with Chemicals
Welded, Brazed, Soldered, and Adhesive-Bonded Joints
- Corrosion of Welded Joints
- Corrosion of Brazed Joints
- Corrosion of Soldered Joints
- Corrosion of Adhesive-Bonded Joints
Aluminum Metal-Matrix Composites
- Structural Characteristics
- Corrosion Characteristics
- Corrosion Behavior of Boron/Aluminum Composites
- Corrosion Behavior of Graphite/Aluminum Composites
- Corrosion Behavior of Silicon Carbide/Aluminum Composites
- Corrosion Behavior of Aluminum Oxide/Aluminum Composites
- Corrosion Behavior of Mica/Aluminum Composites
- Stress-Corrosion Cracking
- Corrosion Fatigue
- Coatings for Corrosion Control
- Design for Corrosion Prevention
Corrosion Prevention Methods
- Design Considerations
- Design Details That Accelerate Corrosion
- Care of Aluminum
- Handling and Storage
- Cleaning and Deactivation of Corrosion
- Alclad Products
- Anodizing
- Conversion Coatings
- Chromate Conversion Coatings
- Alternatives to Chromate Conversion Coatings
- Organic Coatings
- Porcelain Enameling
- Plating
- Inhibitors
- Corrosion Monitoring and Inspection Methods
Corrosion Testing
- Quality Control Tests for Corrosion Characteristics
- Production Quality Control Tests
- Pitting Corrosion Tests
- Examination and Evaluation of Pits
- Tests for Intergranular Corrosion
- Tests for Filiform Corrosion
- Tests for Exfoliation Corrosion
- Salt Spray (Fog) Tests
- Immersion Tests
- Visual Assessment Tests
- Comparison of Test Methods
- Tests for Stress-Corrosion Cracking
- Smooth Test Specimens
- Results from Smooth Specimen Testing
- Precracked Test Specimen
- Results from Precracked Specimen Testing
- Dynamic Loading: Slow Strain Rate Testing
Appendixes:
- Compositions of Wrought Aluminum and Aluminum Alloys
- Compositions of Cast Aluminum and Aluminum Alloys
- Temper Designations for Aluminum and Aluminum Alloys
Subject Index
Alloy Index
