1. Engineering Materials Manufacturing Mr. O’Rourke

2. Materials Over 70,000 different kinds and grades of engineering materials This number grows daily 1,000 different materials make up an make up anautomobile

3. The Three Basics: MetalsPolymers Composites CompositesCeramics

4. Metal Cast Iron Steel Mild steel, medium carbon steel, high carbon steel Mild steel, medium carbon steel, high carbon steel Specialty steel Stainless (tin plated or galvanized) Stainless (tin plated or galvanized) Alloys (two or more pure metals) Steel= iron & carbon Steel= iron & carbon Brass= copper & zinc Brass= copper & zinc Bronze= copper & tin Bronze= copper & tin

5. Polymers Natural Animal cellulose Animal celluloseSynthetic- Thermoplastics Thermoplastics Thermosets Thermosets

6. Natural Composites Hardwood Deciduous Trees Deciduous TreesSoftwood Coniferous Coniferous

7. Ceramics Clay based Structural clay-tile, brick Structural clay-tile, brick Porcelain PorcelainRefractories Heat resistant (fire bricks) Heat resistant (fire bricks)Glasses Inorganic cements

8. Hardwoods AshBeechBirchCherryMahoganyMapleOakPoplarwalnut

9. Softwoods CedarCypressFirPineRedwoodSpruce

10. Manufactured Wood Particle Board flake board, particle board flake board, particle boardLaminar plywood, laminated beams plywood, laminated beams

11. Lumber Facts