Learning Objectives
5 objectives- Understand the fundamental principles and importance of materials selection in engineering design.
- Analyze material properties and their impact on performance in various applications.
- Apply material selection criteria and classification methods to engineering design problems.
- Evaluate materials testing techniques to verify material suitability and compliance with standards.
- Explore sustainability considerations and emerging materials technologies in modern design.
Content Outline
PreviewUnit 2110: Materials Selection and Design
1. Introduction to Materials Selection and Design
- Importance of materials selection in engineering design
- Factors influencing material choice
- Mechanical requirements
- Environmental conditions
- Economic considerations
- Role of materials in product performance and functionality
2. Material Properties and Performance
- Mechanical properties
- Strength, hardness, toughness, ductility, fatigue resistance
- Thermal properties
- Conductivity, expansion, heat capacity
- Electrical properties
- Conductivity, resistivity, dielectric strength
- Chemical properties
- Corrosion resistance, chemical stability
- Impact of properties on material performance in applications
3. Material Selection Criteria
- Mechanical strength and durability
- Cost analysis and economic viability
- Availability and supply chain considerations
- Environmental impact and sustainability
- Recyclability and end-of-life considerations
- Compliance with standards and regulations
4. Material Classification and Selection Process
- Classification of materials
- Metals, ceramics, polymers, composites
- Properties and typical applications
- Systematic material selection approach
- Defining design requirements
- Screening and ranking materials
- Decision-making tools (e.g., Ashby charts)
5. Material Testing and Characterization
- Overview of testing purposes
- Destructive testing methods
- Tensile, compression, impact, hardness tests
- Non-destructive testing methods
- Ultrasonic, radiographic, magnetic particle, dye penetrant
- Material characterization techniques
- Microscopy, spectroscopy, thermal analysis
- Ensuring materials meet design specifications and standards
6. Design Optimization through Materials Selection
- Relationship between material choice and design optimization
- Enhancing product performance and reliability
- Cost-efficiency through material selection
- Sustainability and lifecycle cost considerations
7. Materials Sustainability and Environmental Impact
- Principles of sustainable materials selection
- Life cycle assessment (LCA)
- Environmental impacts of material production and disposal
- Strategies for reducing ecological footprint
- Use of recycled materials
- Minimizing waste and energy consumption
8. Emerging Materials and Technologies
- Nanomaterials and nanotechnology applications
- Advanced composites
- Smart materials (shape memory alloys, piezoelectrics, etc.)
- Potential impacts on innovative product design
9. Case Studies in Materials Selection and Design
- Industry examples
- Automotive materials optimization
- Aerospace materials innovation
- Consumer electronics material choices
- Lessons learned and best practices
- Discussion of design challenges and solutions
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