Mich. Admin. Code R. 408.4236 - Feedwater temperature
Rule 236. Where deaerating heaters are not employed, it is recommended that the temperature of the feedwater be not less than 120 degrees Fahrenheit to avoid the possibility of setting up localized stress. Where deaerating heaters are employed, it is recommended that the minimum feedwater temperature be not less than 215 degrees Fahrenheit so that dissolved gases may be thoroughly released.
Notes
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