Hardness Test and Error Analysis of N80 Oil Casing

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Abstract:

N80 oil casing is important equipment in petroleum drilling, to analyze the mechanical features of the N80 casing; we used Rockwell apparatus to test the hardness of N80 casing. And we have analyzed and eliminated the errors which may affect the result of the hardness test to ensure the reliability. At the same time, it summed up the causes of errors and the methods to avoid and reduce the errors during the Rockwell hardness test, and analyzed the hardness tester load, pressure head, the structure as well as the test sample roughness, shape and other factors which influenced the measurement results. Keywords: n80 oil casing; hardness test; error analysis

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Periodical:

Advanced Materials Research (Volumes 779-780)

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161-164

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Online since:

September 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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