|
化學成分 |
GradeA |
GradeB |
GradeC |
|
C(max) |
0.25 |
0.30 |
0.35 |
|
Mn |
0.27–0.93 |
0.29–1.06 |
0.29–1.06 |
|
P(max) |
0.035 |
0.035 |
0.035 |
|
S(max ) |
0.035 |
0.035 |
0.035 |
|
Si(min) |
0.10 |
0.10 |
0.10 |
|
Cr(max ) |
0.4 |
0.4 |
0.4 |
|
Cu(max) |
0.4 |
0.4 |
0.4 |
|
Mo(max) |
0.15 |
0.15 |
0.15 |
|
Ni(max ) |
0.40 |
0.40 |
0.40 |
|
V(max) |
0.08 |
0.08 |
0.08 |
