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Engineering, 11.02.2021 18:00 qurreab26

For a steel alloy it has been determined that a carburizing heat treatment of 11.9 h duration will raise the carbon concentration to 0.39 wt% at a point 2.1 mm from the surface. Estimate the time necessary to achieve the same concentration at a 6.2 mm position for an identical steel and at the same carburizing temperature.

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