Símbolo de calidad | C | Si | Mn | P | S | Ni | Cr | Mo | Cu |
SMn420 | 0.17-0.23 | 0.15-0.35 | 1.2-1.5 | ≤0,03 | ≤0,03 | ≤0,25 | ≤0,35 | - | ≤0.3 |
SMn433 | 0.30-0.36 | 0.15-0.35 | 1.2-1.5 | ≤0,03 | ≤0,03 | ≤0,25 | ≤0,35 | - | ≤0.3 |
SMn438 | 0,35-0.41 | 0.15-0.35 | 1.35-1.65 | ≤0,03 | ≤0,03 | ≤0,25 | ≤0,35 | - | ≤0.3 |
SMn443 | 0.40-0.46 | 0.15-0.35 | 1.35-1.65 | ≤0,03 | ≤0,03 | ≤0,25 | ≤0,35 | - | ≤0.3 |