产品介绍
预精扎辊环
技术详情
高速线材轧机的预精轧机组是由二中轧机组分化演变而来的，预精轧辊环的作用是继续缩减中轧机组轧出的轧件断面，为精轧机组提供轧制成品线材所需的断面形状正确、尺寸精确并沿全长断面尺寸均匀、无内在和表面缺陷的中间料，从而提高线材成品精度并减少精轧工艺故障。
牌号表
| 分类 | 牌号 | 粘结剂 | 硬度/HRA | 密度（g/cm3) | 抗弯强度Mpa | 抗压强度Mpa | |||
| Classification | Grade | Binder(wt%) | Hardness | Density | TRS | Compressive Strength | |||
| HY07 | 6 | 88.5 | 14.9 | 2800 | 4300 | ||||
| DG1X | 8 | 88.0 | 14.7 | 2850 | 4100 | ||||
| DG06 | 10 | 86.5 | 14.5 | 2850 | 3800 | ||||
| DG1A | 10 | 87.0 | 14.5 | 2800 | 3900 | ||||
| DG2 | 13 | 58.0 | 14.2 | 2700 | 3700 | ||||
| DG-series | DG2A | 15 | 84.5 | 14.0 | 2650 | 3500 | |||
| (Co-Ni-Cr) | DG4 | 18 | 83.5 | 13.7 | 2580 | 3300 | |||
| DG5 | 20 | 82.0 | 13.6 | 2580 | 3100 | ||||
| DG6 | 25 | 80.0 | 13.1 | 2500 | 2900 | ||||
| DG7 | 27 | 78.5 | 12.9 | 2400 | 2700 | ||||
| DG9 | 30 | 77.5 | 12.7 | 2300 | 2600 | ||||
| DG2-M | 13 | 86.7 | 14.2 | 2750 | 3900 | ||||
| M-series | DG2A-M | 15 | 85.3 | 14.1 | 2750 | 3800 | |||
| (Cobalt) | DG4A-M | 18 | 84.5 | 13.7 | 2800 | 3500 | |||
| DG5A | 22 | 81.5 | 13.4 | 2650 | 3000 | ||||
| DG5-M | 20 | 83.5 | 13.5 | 2600 | 3300 | ||||
| DG6-M | 25 | 82.5 | 13.1 | 2600 | 3100 | ||||
其他信息
| Grade | Cerametal | Sandvik | Kennametal | Sintermet | Mistubishi | Saramant | Taegutec | ZCC | |||
| old | new | old | new | old | new | ||||||
| DG1F | HY07 | CE3(CTC12A) | H6T | MN0 | VG07 | KHR01 | T065 | ||||
| DG1X | SM80 | GA5210 | GX210 | ||||||||
| DG1A | CE51(CTC20A) | C10C | MN04 | SM63 | GA5315 | GX315 | VN10 | KHR05 | T11L | YGR20 | |
| DG06 | |||||||||||
| DG2 | CE65(CTC20A) | GA5320 | GX320 | KHR30 | T14L | YGR25 | |||||
| DG2A | CE79(CTC30A) | C15C | MN2 | SM59 | GA5328 | GX330 | VN40 | KHR10 | T15M | YGR30 | |
| DG2-M | YGH25 | ||||||||||
| DG2A-M | YGH30 | ||||||||||
| DG4 | CE103(CTC35A) | GA5335 | GX335 | VN45 | KHR40 | T17L | YGR40 | ||||
| DG4-M | YGH40 | ||||||||||
| DG5 | CE107(CTC40A) | C20C | MN4 | SM60 | GA5540 | GX540 | VN50 | KHR60 | T20M | YGR45 | |
| DG5A | HY22 | CE112(CTC44A) | GA5250 | KHR70 | |||||||
| DG5-M | YGH45 | ||||||||||
| DG5A-M | YGH50 | ||||||||||
| DG6 | CE114(CTC50A) | C25C | RCV5 | SM61 | GA5350 | GX350 | KHR75 | T25H | YGR55 | ||
| DG6-M | YGH55 | ||||||||||
| DG7 | G55 | GA5355 | KHR80 | ||||||||
| DG7-M | |||||||||||
| DG9 | CE115(CTC60A) | C30T | RCV5 | SM62 | GA7365 | GX365 | VN77 | KHR90 | T30M | YGR60 | |
| DG9A | HY30 | H30P | MN6 | VN76 | KHR90A | ||||||
| DG9-M | YGH60 | ||||||||||
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