CN111331096B - 一种消除双相不锈钢气泡的方法 - Google Patents
一种消除双相不锈钢气泡的方法 Download PDFInfo
- Publication number
- CN111331096B CN111331096B CN202010195610.7A CN202010195610A CN111331096B CN 111331096 B CN111331096 B CN 111331096B CN 202010195610 A CN202010195610 A CN 202010195610A CN 111331096 B CN111331096 B CN 111331096B
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- stainless steel
- duplex stainless
- continuous casting
- steel
- molten
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- 229910001039 duplex stainless steel Inorganic materials 0.000 title claims abstract description 108
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000009749 continuous casting Methods 0.000 claims abstract description 95
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 74
- 239000010959 steel Substances 0.000 claims abstract description 74
- 230000007547 defect Effects 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 230000007704 transition Effects 0.000 claims description 13
- 230000009467 reduction Effects 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 5
- 238000007711 solidification Methods 0.000 abstract description 4
- 230000008023 solidification Effects 0.000 abstract description 4
- 238000001556 precipitation Methods 0.000 abstract description 3
- 238000005266 casting Methods 0.000 description 31
- 229910001220 stainless steel Inorganic materials 0.000 description 13
- 239000010935 stainless steel Substances 0.000 description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 2
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000002436 steel type Substances 0.000 description 2
- 238000007920 subcutaneous administration Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/001—Continuous casting of metals, i.e. casting in indefinite lengths of specific alloys
- B22D11/002—Stainless steels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/18—Controlling or regulating processes or operations for pouring
- B22D11/181—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/18—Controlling or regulating processes or operations for pouring
- B22D11/181—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level
- B22D11/183—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level by measuring molten metal weight
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/20—Controlling or regulating processes or operations for removing cast stock
- B22D11/201—Controlling or regulating processes or operations for removing cast stock responsive to molten metal level or slag level
- B22D11/203—Controlling or regulating processes or operations for removing cast stock responsive to molten metal level or slag level by measuring molten metal weight
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010195610.7A CN111331096B (zh) | 2020-03-19 | 2020-03-19 | 一种消除双相不锈钢气泡的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010195610.7A CN111331096B (zh) | 2020-03-19 | 2020-03-19 | 一种消除双相不锈钢气泡的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111331096A CN111331096A (zh) | 2020-06-26 |
CN111331096B true CN111331096B (zh) | 2022-02-25 |
Family
ID=71176612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010195610.7A Active CN111331096B (zh) | 2020-03-19 | 2020-03-19 | 一种消除双相不锈钢气泡的方法 |
Country Status (1)
Country | Link |
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CN (1) | CN111331096B (zh) |
Citations (11)
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GB1353560A (en) * | 1970-12-02 | 1974-05-22 | Voest Ag | Process for continuous casting of hot liquid metals |
JPS551945A (en) * | 1978-06-20 | 1980-01-09 | Kawasaki Steel Corp | Continuous casting method of dissimilar kind molten steel |
JP2000334548A (ja) * | 1999-05-25 | 2000-12-05 | Sanyo Special Steel Co Ltd | 同一タンディッシュ内溶鋼混合連々鋳による連続鋳造法 |
JP2008246532A (ja) * | 2007-03-30 | 2008-10-16 | Jfe Steel Kk | 異鋼種連続鋳造用継目金物及び鋼の連続鋳造方法 |
JP2009072800A (ja) * | 2007-09-19 | 2009-04-09 | Jfe Steel Kk | 異鋼種連続鋳造における継目部鋳片の処理方法 |
CN101613839A (zh) * | 2008-06-23 | 2009-12-30 | 宝山钢铁股份有限公司 | 一种高氮低镍双相不锈钢及其制造方法 |
CN103273023A (zh) * | 2013-06-07 | 2013-09-04 | 鞍钢股份有限公司 | 一种特高锰钢连铸生产工艺 |
CN103586434A (zh) * | 2013-11-21 | 2014-02-19 | 武汉钢铁(集团)公司 | 不换中包碳差≥0.40%连铸异钢浇铸方法 |
CN105665674A (zh) * | 2016-02-03 | 2016-06-15 | 首钢总公司 | 异钢种连浇成分预报方法 |
CN106270422A (zh) * | 2016-09-20 | 2017-01-04 | 河钢股份有限公司承德分公司 | 提高高碳钢连铸开浇效果的方法 |
CN106670416A (zh) * | 2017-01-11 | 2017-05-17 | 青岛特殊钢铁有限公司 | 一种适用于碳、硅、锰等元素含量均不交叉的异钢种连浇方法 |
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JPH0688106B2 (ja) * | 1990-02-19 | 1994-11-09 | 株式会社オー・シー・シー | 帯状金属鋳塊の水平式連続鋳造法及びその装置 |
SE527393C2 (sv) * | 2003-09-05 | 2006-02-21 | Sandvik Intellectual Property | Aluminiumbelagd bandprodukt av rostfritt stål för användning som offeranod |
CN101876024B (zh) * | 2009-04-30 | 2011-09-21 | 宝山钢铁股份有限公司 | 一种供管坯高铬含n双相不锈钢连铸小方坯的生产方法 |
CN103406513B (zh) * | 2013-08-23 | 2015-05-20 | 山西太钢不锈钢股份有限公司 | 一种异种不锈钢连浇的方法 |
CN103586435B (zh) * | 2013-11-12 | 2015-11-25 | 山西太钢不锈钢股份有限公司 | 一种不锈钢换中包连浇的方法 |
KR101485913B1 (ko) * | 2013-12-23 | 2015-01-26 | 주식회사 포스코 | 이강종의 연속주조 방법 |
KR101795954B1 (ko) * | 2016-07-22 | 2017-11-09 | 주식회사 포스코 | 듀플렉스 스테인레스 강판의 제조방법 |
CN107552751B (zh) * | 2017-08-31 | 2019-06-07 | 江苏利淮钢铁有限公司 | 连铸大圆坯异钢种混浇生产方法 |
CN107999717A (zh) * | 2017-12-11 | 2018-05-08 | 南京钢铁股份有限公司 | 一种宽厚规格板坯异钢种连浇生产工艺 |
CN110385411B (zh) * | 2019-08-19 | 2021-02-26 | 中天钢铁集团有限公司 | 一种预防高铝冷镦钢连铸浇注结瘤的方法 |
-
2020
- 2020-03-19 CN CN202010195610.7A patent/CN111331096B/zh active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1353560A (en) * | 1970-12-02 | 1974-05-22 | Voest Ag | Process for continuous casting of hot liquid metals |
JPS551945A (en) * | 1978-06-20 | 1980-01-09 | Kawasaki Steel Corp | Continuous casting method of dissimilar kind molten steel |
JP2000334548A (ja) * | 1999-05-25 | 2000-12-05 | Sanyo Special Steel Co Ltd | 同一タンディッシュ内溶鋼混合連々鋳による連続鋳造法 |
JP2008246532A (ja) * | 2007-03-30 | 2008-10-16 | Jfe Steel Kk | 異鋼種連続鋳造用継目金物及び鋼の連続鋳造方法 |
JP2009072800A (ja) * | 2007-09-19 | 2009-04-09 | Jfe Steel Kk | 異鋼種連続鋳造における継目部鋳片の処理方法 |
CN101613839A (zh) * | 2008-06-23 | 2009-12-30 | 宝山钢铁股份有限公司 | 一种高氮低镍双相不锈钢及其制造方法 |
CN103273023A (zh) * | 2013-06-07 | 2013-09-04 | 鞍钢股份有限公司 | 一种特高锰钢连铸生产工艺 |
CN103586434A (zh) * | 2013-11-21 | 2014-02-19 | 武汉钢铁(集团)公司 | 不换中包碳差≥0.40%连铸异钢浇铸方法 |
CN105665674A (zh) * | 2016-02-03 | 2016-06-15 | 首钢总公司 | 异钢种连浇成分预报方法 |
CN106270422A (zh) * | 2016-09-20 | 2017-01-04 | 河钢股份有限公司承德分公司 | 提高高碳钢连铸开浇效果的方法 |
CN106670416A (zh) * | 2017-01-11 | 2017-05-17 | 青岛特殊钢铁有限公司 | 一种适用于碳、硅、锰等元素含量均不交叉的异钢种连浇方法 |
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TR01 | Transfer of patent right |
Effective date of registration: 20240328 Address after: 030003 2 tipped lawn street, pointed lawn area, Taiyuan, Shanxi Patentee after: Shanxi Taigang Stainless Steel Co.,Ltd. Country or region after: China Patentee after: Guoneng Shendong Coal Group Co.,Ltd. Address before: 030003 2 tipped lawn street, pointed lawn area, Taiyuan, Shanxi Patentee before: Shanxi Taigang Stainless Steel Co.,Ltd. Country or region before: China |
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TR01 | Transfer of patent right |