Tools, including Pilger mandrels, MPM mandrel bars, rolls, are exposed to high temperature and pressure during the hot rolling process. Therefore, the alloy content of tools must be well-balanced to ensure pressure tolerance and to maximize the lifespan.
| 型号Type | 总长度L(mm) | 镀铬长度Chrome plating L1(mm) | 螺纹孔型K | 端头直径End Dia. P |
| Ф80.2～Ф175.4 | 9750 | 9420 | 2 7/8″ 3 1/2″ | Ф60～Ф100 |
| Ф100.6～Ф179.6 | 10500 | 10200 | 2 7/8″ 3 1/2″ | Ф60～Ф100 |
| Ф100～Ф185.5 | 10600 | 10250 | 3 1/2″ | Ф60～Ф100 |
| Ф142.6～Ф175.4 | 10700 | 10380 | 3 1/2″ | Ф90～Ф100 |
| Ф145.2～Ф235 | 11500 | 11200 | 3 1/2″ 4 1/2″ 5 1/2″ | Ф80～Ф120 |
| Ф127.0～Ф153.3 | 12500 | 12250 | 3 1/2″ | Ф70 |
| Ф144.5～Ф180.5 | 14000 | 13750 | 4 1/2″ | Ф100 |
| Ф190.0～Ф226.5 | 14500 | 14030 | 5″ 5 1/2″ | Ф90.5～Ф120.7 |
| Ф229.1～Ф272.4 | 15000 | 14750 | 5 1/2″ 6 5/8″ | Ф120～Ф150 |
| Ф305.2～Ф358.4 | 10500 | 10250 | 5 1/2″ 6 5/8″ | Ф150～Ф200 |
| Ф358.4～Ф600 | 12500-13000 | 12220-12720 | 7 5/8″ 8 5/8″ 9 5/8″ | Ф200～Ф300 |
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