Number

Temperature (˚C)

W5N0

W5N1

W5N3

W5N5

25

38.2

37.5

41.6

41.1

300

36.9

35.9

41.1

40.3

440

28.9

26.3

32.9

31.4

500

24.7

18.5

27.3

26.0

580

17.9

14.5

21.1

20.4

800

8.0

6.0

8.8

8.6

1000

2.1

2.1

2.8

2.6