CN103567410B - 连铸大圆坯中心疏松控制工艺 - Google Patents
连铸大圆坯中心疏松控制工艺 Download PDFInfo
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- CN103567410B CN103567410B CN201310536572.7A CN201310536572A CN103567410B CN 103567410 B CN103567410 B CN 103567410B CN 201310536572 A CN201310536572 A CN 201310536572A CN 103567410 B CN103567410 B CN 103567410B
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- continuous casting
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- 238000009749 continuous casting Methods 0.000 title claims abstract description 39
- 238000005516 engineering process Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 238000005520 cutting process Methods 0.000 claims abstract description 12
- 238000002791 soaking Methods 0.000 claims abstract description 9
- 238000002425 crystallisation Methods 0.000 claims abstract description 8
- 230000008025 crystallization Effects 0.000 claims abstract description 8
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- 238000007711 solidification Methods 0.000 claims abstract description 7
- 230000008023 solidification Effects 0.000 claims abstract description 7
- 238000005266 casting Methods 0.000 claims description 15
- 238000013019 agitation Methods 0.000 claims description 10
- 230000009467 reduction Effects 0.000 abstract description 4
- 238000003756 stirring Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 239000002893 slag Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 238000005204 segregation Methods 0.000 description 4
- 229910000954 Medium-carbon steel Inorganic materials 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 230000005499 meniscus Effects 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000009692 water atomization Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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- Continuous Casting (AREA)
Abstract
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CN201310536572.7A CN103567410B (zh) | 2013-11-04 | 2013-11-04 | 连铸大圆坯中心疏松控制工艺 |
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CN201310536572.7A CN103567410B (zh) | 2013-11-04 | 2013-11-04 | 连铸大圆坯中心疏松控制工艺 |
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CN103567410A CN103567410A (zh) | 2014-02-12 |
CN103567410B true CN103567410B (zh) | 2015-10-21 |
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Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104525880B (zh) * | 2015-01-21 | 2017-06-09 | 山东钢铁股份有限公司 | 一种超大断面圆坯的制造方法 |
CN105364042A (zh) * | 2015-11-11 | 2016-03-02 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种大断面重轨钢铸坯结晶组织均匀性控制的方法 |
CN105215309A (zh) * | 2015-11-11 | 2016-01-06 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种大断面重轨钢铸坯中心偏析控制的方法 |
CN105215310A (zh) * | 2015-11-17 | 2016-01-06 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种大断面重轨钢铸坯中心疏松控制的方法 |
CN105568166B (zh) * | 2016-03-23 | 2017-10-27 | 攀钢集团攀枝花钢铁研究院有限公司 | 350㎜直径的34CrMo圆管钢坯及其炼铸方法 |
CN105568122B (zh) * | 2016-03-23 | 2017-11-03 | 攀钢集团攀枝花钢铁研究院有限公司 | φ280mm的30CrMo圆管坯中心偏析控制方法 |
CN108672666B (zh) * | 2018-05-24 | 2020-06-23 | 江苏省沙钢钢铁研究院有限公司 | 改善圆坯弹簧钢60Si2CrVAT中心偏析的连铸方法 |
CN108856670A (zh) * | 2018-08-08 | 2018-11-23 | 石钢京诚装备技术有限公司 | 低偏析42CrMo4系列连铸圆坯的生产方法 |
CN109504815B (zh) * | 2018-11-16 | 2021-07-09 | 山东寿光巨能特钢有限公司 | 一种控制大型环形锻件用低合金高强钢大圆坯中心疏松的方法 |
CN113084110B (zh) * | 2021-03-04 | 2022-07-12 | 天津荣程联合钢铁集团有限公司 | 一种降低合金钢碳偏析的方法 |
CN113102703A (zh) * | 2021-04-13 | 2021-07-13 | 山西太钢不锈钢股份有限公司 | 一种高合金耐热不锈钢连铸坯等轴晶的控制方法 |
CN113198994A (zh) * | 2021-04-25 | 2021-08-03 | 东北大学 | 一种改善连铸过程中大圆坯结晶器内皮下负偏析的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101428335A (zh) * | 2008-12-01 | 2009-05-13 | 江阴兴澄特种钢铁有限公司 | 在直形连铸机上生产直径≥φ800mm圆坯的连铸方法 |
CN101642802A (zh) * | 2009-09-07 | 2010-02-10 | 中冶京诚工程技术有限公司 | 一种改善连铸机铸坯内部组织的方法及电磁搅拌装置 |
CN101648263A (zh) * | 2009-09-15 | 2010-02-17 | 邢台钢铁有限责任公司 | 优质帘线钢大方坯连铸动态轻压下工艺 |
CN102274961A (zh) * | 2011-08-31 | 2011-12-14 | 中冶南方工程技术有限公司 | 一种异型坯连铸结晶器用浸入式水口 |
CN102784800A (zh) * | 2011-12-07 | 2012-11-21 | 鞍钢股份有限公司 | 一种轴承钢中心疏松缺陷的控制方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58112641A (ja) * | 1981-12-28 | 1983-07-05 | Nippon Steel Corp | 連続鋳造における非金属介在物低減法 |
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- 2013-11-04 CN CN201310536572.7A patent/CN103567410B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101428335A (zh) * | 2008-12-01 | 2009-05-13 | 江阴兴澄特种钢铁有限公司 | 在直形连铸机上生产直径≥φ800mm圆坯的连铸方法 |
CN101642802A (zh) * | 2009-09-07 | 2010-02-10 | 中冶京诚工程技术有限公司 | 一种改善连铸机铸坯内部组织的方法及电磁搅拌装置 |
CN101648263A (zh) * | 2009-09-15 | 2010-02-17 | 邢台钢铁有限责任公司 | 优质帘线钢大方坯连铸动态轻压下工艺 |
CN102274961A (zh) * | 2011-08-31 | 2011-12-14 | 中冶南方工程技术有限公司 | 一种异型坯连铸结晶器用浸入式水口 |
CN102784800A (zh) * | 2011-12-07 | 2012-11-21 | 鞍钢股份有限公司 | 一种轴承钢中心疏松缺陷的控制方法 |
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Address after: 256209 Shandong city of Binzhou province Zouping County Han Zhen private science and Technology Park Patentee after: XIWANG SPECIAL STEEL Co.,Ltd. Address before: 256209 Shandong city of Binzhou province Zouping County Han Zhen private science and Technology Park Patentee before: SHANDONG XIWANG SPECIAL STEEL Co.,Ltd. |
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Denomination of invention: Central porosity control technology of continuous casting round billet Effective date of registration: 20211227 Granted publication date: 20151021 Pledgee: Xiwang Group Finance Co.,Ltd. Pledgor: XIWANG METAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980016144 |
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