Example 6
A
0
0.4
—
800° C. × 5 hours
and then
840° C. × 20 hours
Example 7
A
0.2
0
—
800° C. × 5 hours
and then
840° C. × 20 hours
Example 8
A
0
0.6
700° C. × 3 h
800° C. × 5 hours
and then
840° C. × 20 hours
Example 9
A
0
0.4
900° C. × 3 h
820° C. × 10 h
Example 10
A
0
0
—
820° C. × 20 h
Example 11
A
0
0
—
820° C. × 20 h
Example 12
A
0
0
—
820° C. × 20 h
Example 13
A
0
0
—
820° C. × 20 h
Example 14
A
0
0
—
820° C. × 20 h
Example 15
A
0
0
—
820° C. × 20 h