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Engineering, 05.03.2020 11:17 jaibean1202
Nitrogen from a gaseous phase is to be diffused into pure iron at 700°C. If the surface concentration is maintained at 0.15 wt% N, what will be the concentration (in weight percent) 1.7 mm from the surface after 5.4 h? The diffusion coefficient for nitrogen in iron at 700°C is 1.0 × 10-10 m2/s.
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Nitrogen from a gaseous phase is to be diffused into pure iron at 700°C. If the surface concentratio...
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