NFEN l0149-2(3)
化学成分(质量分数)/% | |||||||
C≤ | Si≤ | Mn≤ | P≤ | S≤ | Mo≤ | 其他 | |
S315MC | 0.12 | 0.50 | 1.30 | 0.025 | 0.020 | | Al≥0.015;Nb≤0.09; V≤0.20;Ti≤0.15 |
S355MC | 0.12 | 0.50 | 1.50 | 0.025 | 0.020 | | |
S420MC | 0.12 | 0.50 | 1.60 | 0.025 | 0.015 | | |
S460MC | 0.12 | 0.50 | 1.60 | 0.025 | 0.015 | | |
S500MC | 0.12 | 0.50 | 1.70 | 0.025 | 0.015 | | |
S550MC | 0.12 | 0.50 | 1.80 | 0.025 | 0.015 | | |
S600MC | 0.12 | 0.50 | 1.90 | 0.015 | 0.015 | 0.50 | Al≥0.015;Nb≤0.09;V≤0.20; Ti≤0.22;B≤0.005 |
S650MC | 0.12 | 0.60 | 2.00 | 0.025 | 0.015 | 0.50 | |
S700MC | 0.12 | 0.60 | 2.10 | 0.025 | 0.015 | 0.50 | |
S260NC | 0.16 | 0.50 | 1.20 | 0.025 | 0.020 | | Al≥0.015;Nb≤0.09;V≤0.10; Ti≤0.15 |
S315NC | 0.16 | 0.50 | 1.40 | 0.025 | 0.020 | |
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