On Saturday, October 8, 2022 at 11:45:34 AM UTC+3 Student wrote:
The following is an exam question. Please guide how to do itA one and Half inch of material has to be PWHTed from 600 F to 1350 and shall be kept at 1350 F for 6 hours. It has to be cooled down back to 600 F. If the rate of heating and cooling is 500F per hour per inch , what is the total time for PWHT. Do not consider heating the material up to 600F in the calculation
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