No. | C | Si | Mn | P | S | Ni | Al | Nb | Ti | T.N | T.O | Mg |
1 | 0.052 | 0.23 | 1.53 | 0.009 | 0.003 | 0.29 | 0.028 | 0.040 | 0.014 | 0.0076 | 0.0037 | - |
2 | 0.046 | 0.21 | 1.51 | 0.008 | 0.005 | 0.29 | 0.031 | 0.042 | 0.014 | 0.0066 | 0.0041 | 0.0008 |
3 | 0.051 | 0.20 | 1.55 | 0.008 | 0.005 | 0.31 | 0.030 | 0.038 | 0.013 | 0.0065 | 0.0040 | 0.0026 |