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Failure Analysis of Fractured S135 Grade Drill Pipe
Abstract:
The fractured drill pipe was investigated by means of non-destructive testing, chemical composition analysis, optical microscope, material property testing machine and SEM with EDS. The results showed that fracture of drill pipe body was hydrogen sulfide stress corrosion cracking. High strength, high hardness, and stress corrosion sensitivity of the drill pipe material were important reasons leading to failure.
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69-74
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Online since:
October 2013
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© 2013 Trans Tech Publications Ltd. All Rights Reserved
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