C | Si | Mn | P | S | B | ALt |
0.25-0.32 | 0.45-0.8 | 1.3-1.5 | ≤0.02 | ≤0.008 | 0.001-0.003 | 0.02-0.05 |
屈服强度 | 抗拉强度 | 延伸率 |
Rel≥490MPa | Rm≥680MPa | ≥19% |
材质 | 规格 | 块数 | 单数 | 厂家 |
28MnB | 137mm*818mm*80376mm | 20 | 25.356 | 河南舞钢 |
28MnB | 8mm*2200mm*10000mm | 14 | 12.563 | 尊信钢铁 |
28MnB | 10mm*2200mm*10000 | 20 | 32.263 | 湘钢 |
28MnB | 12mm*2200mm*10000 | 10 | 45.63 | 首钢 |
28MnB | 16mm*2200mm*10000 | 25 | 32.52 | 首钢 |
28MnB | 18mm*2200mm*10000 | 15 | 56.32 | 首钢 |
28MnB | 20mm*2200mm*10000 | 11 | 45.356 | 南京钢铁 |
28MnB | 25mm*2200mm*10000 | 10 | 56.352 | 南京钢铁 |
28MnB | 30mm*2200mm*10000 | 12 | 65.356 | 湘钢 |
28MnB | 40mm*2200mm*10000 | 3 | 12.563 | 湘钢 |
28MnB | 50mm*2200mm*10000 | 2 | 12.54 | 首钢 |
28MnB | 60mm*2200mm*10000 | 14 | 452.355 | 首钢 |