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Materials Science and Engineering: An Introduction

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247 Midradius 22 (14/16) 33 Center 25 (1) 31 The resulting profile is plotted below. 3 2 1 0 30 32 34 36 38 40 42 Position Hardness (HRC) (c) The radial hardness profile for a 65 mm (2-1/2 in.) diameter specimen of an 8620 steel that has been quenched in moderately agitated water is desired. The equivalent distances
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Unformatted text preview: and hardnesses for the various radial positions are tabulated below. Radial Equivalent HRC Position Distance, in. (mm) Hardness Surface 2.5 (1/8) 43 3/4 R 7 (1/4) 33 Midradius 11 (7/16) 26 Center 13 (17/32) 24.5 The resulting profile is plotted below....
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