The spheroidizing temperature is:
A) 500 F. (100 C.) above the upper critical T line (in steels with more than .87% carbon)
B) Close to 1300 F. (704 C.)
C) 950 F. (510 C.) to 1250 F. (677 C.)
D) 1000 F. (380 C.) above the upper critical T line
B
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