CN101289731B - CrMnTi系窄淬透性带齿轮钢及其制造方法 - Google Patents
CrMnTi系窄淬透性带齿轮钢及其制造方法 Download PDFInfo
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Images
Abstract
Description
料型 | 铁水 | 优质废钢 |
配比(%) | ≥40 | 40~60 |
炉号 | 料重(吨) | 铁水(吨) | 铁水比 |
T207-7272 | 59.30 | 27.00 | 45.53% |
T207-7273 | 60.25 | 28.35 | 47.05% |
T207-7274 | 62.50 | 27.00 | 43.20% |
T207-7275 | 62.05 | 27.55 | 44.40% |
T207-7276 | 60.30 | 26.00 | 43.12% |
炉号 | 冶炼周期(min) | 冶炼电耗(KW) | 熔清碳(%) | 熔清磷(%) | 终点碳(%) | 出钢温度(℃) |
T207-7272 | 47 | 8400 | 0.95 | 0.015 | 0.13 | 1640 |
T207-7273 | 45 | 8400 | 0.76 | 0.008 | 0.12 | 1651 |
T207-7274 | 43 | 7280 | 1.01 | 0.016 | 0.13 | 1633 |
T207-7275 | 42 | 7280 | 0.17 | 0.015 | 0.11 | 1651 |
T207-7276 | 51 | 8960 | 0.84 | 0.011 | 0.11 | 1645 |
炉号 | 到位温度(℃) | 到位C(%) | 到位Mn(%) | 到位Si(%) | 到位Cr(%) | 精炼周期(min) | 软吹(min) |
T207-7272 | 1580 | 0.16 | 0.95 | 0.15 | 1.05 | 33 | 26 |
T207-7273 | 1590 | 0.16 | 1.01 | 0.15 | 1.13 | 32 | 29 |
T207-7274 | 1585 | 0.17 | 1.06 | 0.14 | 1.12 | 32 | 26 |
T207-7275 | 1556 | 0.12 | 0.95 | 0.09 | 1.1 | 37 | 28 |
T207-7276 | 1579 | 0.14 | 1.01 | 0.14 | 1.1 | 33 | 20 |
炉号 | 上台温度(℃) | 最低温度(℃) | 最高温度(℃) | 最低拉速(m/min) | 最高拉速(m/min) |
T207-7272 | 1562 | 1531 | 1537 | 0.62 | 0.64 |
T207-7273 | 1561 | 1535 | 1537 | 0.63 | 0.65 |
T207-7274 | 1560 | 1531 | 1536 | 0.63 | 0.64 |
T207-7275 | 1562 | 1531 | 1535 | 0.63 | 0.64 |
T207-7276 | 1561 | 1532 | 1536 | 0.63 | 0.65 |
加热段℃ | 均热段℃ | 开轧温度℃ | 下床温度℃ | 除磷压力MPa |
1214 | 1220 | 1158 | 600 | 12.5 |
1212 | 1215 | 1163 | 605 | 12.5 |
1215 | 1218 | 1170 | 605 | 12.5 |
1212 | 1226 | 1176 | 610 | 12.5 |
Claims (7)
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CN2008100158700A CN101289731B (zh) | 2008-05-09 | 2008-05-09 | CrMnTi系窄淬透性带齿轮钢及其制造方法 |
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CN2008100158700A CN101289731B (zh) | 2008-05-09 | 2008-05-09 | CrMnTi系窄淬透性带齿轮钢及其制造方法 |
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CN101289731A CN101289731A (zh) | 2008-10-22 |
CN101289731B true CN101289731B (zh) | 2011-04-06 |
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Cited By (1)
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CN110343939A (zh) * | 2019-08-13 | 2019-10-18 | 建龙北满特殊钢有限责任公司 | 一种低碳高铝钢的冶炼方法 |
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CN113832294A (zh) * | 2021-10-21 | 2021-12-24 | 攀钢集团攀枝花钢钒有限公司 | 20CrMnTiH齿轮钢B含量控制方法 |
CN114657469B (zh) * | 2022-03-23 | 2023-01-06 | 承德建龙特殊钢有限公司 | 一种CrMnTi系齿轮钢及其制备方法与应用 |
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CN110343939A (zh) * | 2019-08-13 | 2019-10-18 | 建龙北满特殊钢有限责任公司 | 一种低碳高铝钢的冶炼方法 |
CN110343939B (zh) * | 2019-08-13 | 2020-06-30 | 建龙北满特殊钢有限责任公司 | 一种低碳高铝钢的冶炼方法 |
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