BRONZE
BRONZE ??? ??? ??

??? ??

??? ??? ????, ?????,CFRP(??????????)? ?? ??(??)
11 ???
?????
????? 2008.06.30 ????? 2008.06
11P ????
??? ??
  • ????

    ??

    ??? ??? ????, ?????,CFRP(??????????)? ?? ??(??)

    ??

    Aircraft materials
    1. F-15K ? ?????
    2. Boeing 787 ? ?????
    3. Duralumin (???? ??)
    4. Titanium Alloy (??? ??)
    5. Carbon Fiber Reinforced Plastic (??????????)
    6. Applied case (CFRP? ??? ?)
    7. Conclusion (?? ??: ??)
    8. Reference (??)

    ????

    Duralumin
    -Alloy of aluminum (94%) copper (4%) magnesium (1%)
    -Small quantities of manganese and silicon
    -Higher hardness and tensile strength than pure aluminum
    -Higher strength to weight ratio than steel
    -Good lightness
    -Widely used in the aircraft industry

    ????

    ¡¤ http://www.hani.co.kr/arti/science/kistiscience/224216.html
    ¡¤ http://web.edunet4u.net/~inja/metal4-2-1.htm
    ¡¤ http://www.cotitan.co.kr/Contents/tech_titanium.php
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