A 10-mm drill rod was heat-treated and ground. The measured hardness was found to be 300 Brinell.

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A 10-mm drill rod was heat-treated and ground. The measured hardness was found to be 300 Brinell. Estimate the endurance strength in MPa if the rod is used in rotating bending.

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Shigleys Mechanical Engineering Design

ISBN: 978-1121345317

9th edition

Authors: Richard G. Budynas, J. Keith Nisbett

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Question Posted: May 30, 2013 07:23 AM

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A 10-mm drill rod was heat-treated and ground. The measured hardness was found to be 300 Brinell.

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Eq 221 Eq 68 Table 62 Eq 619 Eq 620 E...View the full answer

Shigleys Mechanical Engineering Design

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