Norma C Mn Si Ni Cr Mo P S Cu Fe Co V W Outros
Cobalto
6
.9
.14
1.0 1.5 3.0 27.0
31.0
1.5 - - - 3.0 Bal. - 3.5
5.5
-
Cobalto
12
1.1
1.7
1.0 1.0 3.0 28.0
32.0
- .03 .03 - 3.0 Bal. - 7.0
9.5
-
Cobalto
21
.20
.30
1.0 1.0 1.75
3.75
25.0
29.0
5.0
6.0
.04 .04 - 2.0 bal. - 7.0
8.0
-
Cobalto
31
.45
.55
1.0 1.0 9.5
11.5
24.5
26.5
- .04 .04 - 2.0 Bal. - - .007 B
F - 75 .20
.35
1.0 1.0 2.5 27.0
30.0
5.0
7.0
- - - .75 Bal. - - -