4J43 Dumet wire core alloy

Alloy

C≤

S≤

P≤

Si≤

Mn

Ni

Fe

4J43

0.10

0.02

0.02

0.30

0.75~1.25

41.00~43.00

margin

Alloy

Sample processing

Average linear expansion coefficient  a/10^-6·K^-1

20~400℃

4J43

It is heated to 900 ± 20 ° C in a hydrogen atmosphere, kept for 1 hour, and cooled to 200 ° C or lower at a rate of not more than 5 ° C / min.

6.3~7.2