AP1200_Ch8_Materials-2007

AP1200_Ch8_Materials-2007 - AP1200 8. Materials concepts...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon
1 AP1200 AP1200 8. Materials concepts 8. Materials concepts Michel A. Van Hove Michel A. Van Hove WARNING: PRINTING THIS DOCUMENT WILL USE MUCH INK AND WILL NOT SHOW ANIMATIONS.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Learning objectives for materials Learning objectives for materials You should become able to: classify materials by usage, function, and properties describe the major properties of materials relate major material properties to their microscopic structure 8
Background image of page 2
3 Further reading and research Further reading and research You will find many learning tools, including Java applets (interactive on- line demonstrations), at: http://www.merlot.org/ at top right, enter search keywords (e.g. materials) http://www.strangematterexhibit.com http://hyperphysics.phy-astr.gsu.edu/Hbase/solcon.html http://www-materials.eng.cam.ac.uk/mpsite/default.html http://en.wikipedia.org/wiki/Materials all of these contain many useful explanations and illustrations about materials Consult our lecture notes, and the recommended textbooks More web links are provided in these Powerpoint files 9
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4 Warning: copyright Warning: copyright Most of the images shown here were downloaded from the web, without asking owners/authors Copyright must still be respected: The images can be used for educational purposes only; we/you may not make money with them 8
Background image of page 4
5 Materials are everywhere around us Materials are everywhere around us Everything you see is made of one or more materials Some materials are natural: mineral : rocks, stones, precious stones, crystals biologic : bodies, plants, leather, ropes, wood, paper Others are man-made, artificial: structural : bricks, concrete electric : metals, insulators electronic : semiconductors optical : glass, mirrors magnetic : magnets chemical : catalysts thermal : insulators, heat storage nuclear : fuel, shielding biologic : drugs, implants 7
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
6 Importance of materials through the ages Importance of materials through the ages 7 Stone Age Bronze Age Iron Age Silicon Age Carbon Age Steam Age (Steel) Oil Age (Steel) Plastic Age
Background image of page 6
7 Materials can fail Materials can fail 7 Space Shuttle Challenger 1986: O-ring hardening B737 roof loss 1988: metal fatigue German high-speed train 1998: wheel cracks German high-speed train 1998: wheel cracks oil tanker: brittle crack propagation
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
8 Designing the perfect water bottle Designing the perfect water bottle What properties must a successful bottle have? light weight strong: resists falls and scratches solid below 100 C easily shaped leak proof transparent easily colored chemically inert: free of taste, not toxic stable over years not slippery cleanable easily printed on; labels stick well readily available economical recyclable, “green” A good, but imperfect choice : PET – PolyEthylene Teraphthalate 7 List of material properties: http://en.wikipedia.org/wiki/List_of_materials_properties
Background image of page 8
9 Question 8.1: water bottle Question 8.1: water bottle 7
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 10
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 52

AP1200_Ch8_Materials-2007 - AP1200 8. Materials concepts...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online