Engineering, 22.10.2020 19:01 googoo4
2. If an optimum age hardening treatment is 150C for 22 hours, what is the effect of raising the temperature to 180C. What is the effect of lengthening the time at 150C to 5 days or decreasing the time to 12 hours
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2. If an optimum age hardening treatment is 150C for 22 hours, what is the effect of raising the tem...
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