Steel Bar Mould Spec. and weightDiameter | Unit weight | Number per ton | φ10 | 0.0135 | 74073 | φ12 | 0.0181 | 55248 | φ15 | 0.0242 | 41322 | φ20 | 0.0322 | 31056 | φ25 | 0.063 | 15873 | φ30 | 0.11 | 9091 | φ40 | 0.257 | 3891 | φ50 | 0.50 | 2000 | φ60 | 0.867 | 1153 | φ70 | 1.37 | 729 | φ80 | 2.05 | 487 | φ90 | 2.90 | 345 | φ100 | 4.00 | 250 | φ110 | 5.30 | 188 | φ120 | 6.80 | 147 | φ125 | 7.75 | 129 | φ130 | 8.74 | 114 |
| Mechanical properties and metallographic organizationType | Mechanical properties | Metallographic organization | HRC | Falling times | Low-chrome casting bar | ≥45 | ≥8000 | PC | Mid-chrome casting bar | ≥50 | ≥12000 | PC | High-chrome casting bar | ≥55 | ≥15000 | MC | Ultra high-chrome casting bar | ≥60 | ≥22000 | MC |
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