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Corrosion

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0072402334/89609/smi02334_co12_opener.jpg','popWin', 'width=350,height=274,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (20.0K)</a>© AP Photo/Robert Nichols On April 28, 1988, an Aloha Airline Boeing 737 lost a major portion of its upper fuselage while in flight at 24,000 feet.1 The pilot was successful at landing the aircraft without any additional catastrophic damage to the structure of the plane. The fuselage panels that are joined together along lap joints using rivets were corroded resulting in cracking and debonding over the life of the aircraft (in this case 19 years). As a result, structural failure of the fuselage occurred in mid-flight due to corrosion-accelerated fatigue.1,2


1http://www.aloha.net/~icarus/
2http://www.corrosion-doctors.org









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