Grupo de materias | El grado | UNS |
C
≤ |
Cr | Ni | Mo | Cu |
S
≤ |
Si
≤ |
Mn
≤ |
4c | BG2830 | N08028 | 0.030 | 26.0-28.0 | 29.5-32.5 | 3.0-4.0 | 0.6-1.4 | 0.030 | 1.00 | 2.50 |
BG2532 | N08535 | 0,035 | 24.0-27.0 | 29.0-36.5 | 2,5-4,0 | 1.50 | 0.030 | 0.50 | 1.00 | |
BG2535 | N08135 | 0.08 | 20.5-23.5 | 33.0-38.0 | 4.0-5.0 | 0.70 | 0.030 | 0.75 | 1.00 | |
4d | BG2242 | N0825 | 0,035 | 19.5-23.5 | 38.0-46.0 | 2.5-3.5 | 1,5-3,0 | 0.050 | 0.50 | 1.00 |
BG2250 | N06985 | 0.08 | 21.0-23.5 | Bal. | 6.0-8.0 | 1,5-2,5 | 0.030 | 1.00 | 1.00 |
El grado | La clase | Condiciones de entrega | Rp0.2(SM) | Rm(SM) | La elongacióN% | HRC. | |
Min | MáX. | Min | Min | MáX. | |||
BG2830 |
110
125 140 |
CH |
758
862 965 |
965
1034 1103 |
3.0-4.0 |
11
10 9 |
35
37 38 |
BG2532 |
110
125 140 |
CH |
758
862 965 |
965
1034 1103 |
2,5-4,0 |
11
10 9 |
35
37 38 |
BG2535 |
110
125 |
CH |
758
862 |
965
1034 |
4.0-5.0 |
11
10 |
35
37 |
BG2242 |
110
125 |
CH |
758
862 |
965
1034 |
2.5-3.5 |
11
10 |
35
37 |
BG2250 |
110
125 140 |
CH |
758
862 965 |
965
1034 1103 |
6.0-8.0 |
11
10 9 |
35
37 38 |