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Engineering Studies- HSC Course

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Engineering Studies – HSC Course

Assessment Task 2

Page 1…………………………………………………………………………….Title Page

Page 2…………………………………………………………………………….Material Properties

Page 3…………………………………………………………………………….Reynolds 853

Page 4…………………………………………………………………………….Reynolds X100

Page 5…………………………………………………………………………….Titanium alloy

Page 6…………………………………………………………………………….7005 Aluminium alloy

Page 7…………………………………………………………………………….Carbon Fibre

Page 8…………………………………………………………………………….4130 Chromium Molybdenum Steel

Page 9…………………………………………………………………………….Results

Page 10……………………………………………………………………………Table of Materials

Page 11……………………………………………………………………………Conclusion

Page 12……………………………………………………………………………Recommendation

Page …show more content…

The inclusion of lithium in Reynolds X100 makes sure to block any dislocations within the alloys crystal structure, giving it an outstanding fatigue resistance.

Reynolds X100 as stated in paragraph one & two has a lack of strength compared to steel. The best way to deal with this is to increase the tubular diameter making it ovular that makes up the bike frame, hence also making sure that it is very resistant to bending. Though these enlarged and irregular sections are difficult to design and employ, the added stiffness to the frame is extensive. Unlike steel, we see that X100 (due to aluminium) has tremendous shock absorption, making the ride of a ‘Reynolds X100’ frame much more comfortable.

X100 is a seemingly average alloy, when it comes to joining it follows this path. To join aluminium it is naturally difficult to welded, and more complicated difficult processes must be used (inert gases are required to join members (MIG)).

Conclusively ‘Reynolds X100’ is more expensive than steel, due to its large percentage of aluminium, yet still not greatly expensive. In an ethical sense, the production of these bikes will not be wasteful, as aluminium is recyclable. It has great weight, very resistant to forms of decay and resistance to fatigue. Unfortunately, it is very difficult to repair, as the joining methods take large amounts of time and are very costly.

(http://www.reade.com/products, 2012)

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