CN1302138C - 含n双相不锈钢的冶炼生产方法 - Google Patents
含n双相不锈钢的冶炼生产方法 Download PDFInfo
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- CN1302138C CN1302138C CNB2004100171158A CN200410017115A CN1302138C CN 1302138 C CN1302138 C CN 1302138C CN B2004100171158 A CNB2004100171158 A CN B2004100171158A CN 200410017115 A CN200410017115 A CN 200410017115A CN 1302138 C CN1302138 C CN 1302138C
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- steel
- nitrogen
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- molten steel
- slag
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- 238000003723 Smelting Methods 0.000 title claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000010935 stainless steel Substances 0.000 title claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 88
- 239000010959 steel Substances 0.000 claims abstract description 88
- 239000000203 mixture Substances 0.000 claims abstract description 36
- 239000002893 slag Substances 0.000 claims abstract description 30
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 16
- 239000001301 oxygen Substances 0.000 claims abstract description 16
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 230000009467 reduction Effects 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims abstract description 6
- 238000010891 electric arc Methods 0.000 claims abstract description 5
- 238000002844 melting Methods 0.000 claims abstract description 5
- 230000008018 melting Effects 0.000 claims abstract description 5
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 106
- 229910052757 nitrogen Inorganic materials 0.000 claims description 55
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 32
- 229910001039 duplex stainless steel Inorganic materials 0.000 claims description 26
- 238000004458 analytical method Methods 0.000 claims description 23
- 238000007670 refining Methods 0.000 claims description 21
- 238000005070 sampling Methods 0.000 claims description 19
- 239000011651 chromium Substances 0.000 claims description 17
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 16
- 229910052786 argon Inorganic materials 0.000 claims description 16
- 229910001882 dioxygen Inorganic materials 0.000 claims description 16
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 12
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 12
- 238000005261 decarburization Methods 0.000 claims description 12
- 239000004571 lime Substances 0.000 claims description 12
- 238000010079 rubber tapping Methods 0.000 claims description 12
- 238000007664 blowing Methods 0.000 claims description 11
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 8
- 229910052750 molybdenum Inorganic materials 0.000 claims description 7
- 238000011010 flushing procedure Methods 0.000 claims description 6
- 239000011261 inert gas Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 229910008455 Si—Ca Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000007858 starting material Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 238000009749 continuous casting Methods 0.000 claims description 4
- 230000001627 detrimental effect Effects 0.000 claims description 4
- 239000000796 flavoring agent Substances 0.000 claims description 4
- 235000019634 flavors Nutrition 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 239000011572 manganese Substances 0.000 claims description 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- 229910018619 Si-Fe Inorganic materials 0.000 claims description 3
- 229910008289 Si—Fe Inorganic materials 0.000 claims description 3
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 239000010436 fluorite Substances 0.000 claims description 3
- 230000002977 hyperthermial effect Effects 0.000 claims description 3
- 241001076960 Argon Species 0.000 claims description 2
- 229930194542 Keto Natural products 0.000 claims description 2
- 241001062472 Stokellia anisodon Species 0.000 claims description 2
- 235000013876 argon Nutrition 0.000 claims description 2
- 125000000468 ketone group Chemical group 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 238000009628 steelmaking Methods 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- -1 Al are an amount of Inorganic materials 0.000 claims 1
- 238000010926 purge Methods 0.000 claims 1
- 239000004615 ingredient Substances 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
- 229910000593 SAF 2205 Inorganic materials 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
- 229910052804 chromium Inorganic materials 0.000 description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 6
- 229910001566 austenite Inorganic materials 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910001199 N alloy Inorganic materials 0.000 description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 229910001339 C alloy Inorganic materials 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 2
- CXOWYMLTGOFURZ-UHFFFAOYSA-N azanylidynechromium Chemical compound [Cr]#N CXOWYMLTGOFURZ-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 241001417490 Sillaginidae Species 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000002180 anti-stress Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Abstract
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CNB2004100171158A CN1302138C (zh) | 2004-03-23 | 2004-03-23 | 含n双相不锈钢的冶炼生产方法 |
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CNB2004100171158A CN1302138C (zh) | 2004-03-23 | 2004-03-23 | 含n双相不锈钢的冶炼生产方法 |
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CN1563463A CN1563463A (zh) | 2005-01-12 |
CN1302138C true CN1302138C (zh) | 2007-02-28 |
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Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101168817B (zh) * | 2006-10-25 | 2010-10-13 | 宝山钢铁股份有限公司 | 一种含氮纯净钢的增氮方法 |
CN101314802B (zh) * | 2007-05-28 | 2011-06-15 | 洛阳双瑞特种装备有限公司 | 一种含氮双相不锈钢的复合脱氧工艺方法 |
CN101215673B (zh) * | 2008-01-08 | 2010-12-01 | 上海大学 | 高性能双相不锈钢合金材料及其制备方法 |
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 |
CN101967610B (zh) * | 2009-07-28 | 2012-07-04 | 宝山钢铁股份有限公司 | 一种高碳高硅马氏体不锈钢小方坯及其制造方法 |
CN102400029B (zh) * | 2011-04-28 | 2014-04-02 | 江苏美特林科特殊合金有限公司 | 一种合金的真空冶炼方法 |
CN103031482A (zh) * | 2011-09-30 | 2013-04-10 | 山西太钢不锈钢股份有限公司 | 一种双相不锈钢的锰合金化方法 |
CN102728801B (zh) * | 2012-07-12 | 2014-06-04 | 屈志 | 不锈钢精密铸造用基料生产工艺 |
CN103397142B (zh) * | 2013-08-13 | 2015-03-25 | 北票电力铸钢有限公司 | 一种用于制备超级双相不锈钢泵阀的aod精炼冶炼工艺 |
CN104928597B (zh) * | 2015-06-08 | 2017-05-03 | 广西雅力耐磨材料有限公司 | 一种低镍铬不锈钢及其制造方法与应用 |
CN104988283B (zh) * | 2015-06-12 | 2017-04-26 | 中原特钢股份有限公司 | 一种双相不锈钢冶炼工艺 |
CN106036963A (zh) * | 2016-07-21 | 2016-10-26 | 柳州名品科技有限公司 | 一种秸秆饲料颗粒机进料筒的制备方法 |
CN108193135B (zh) * | 2018-02-08 | 2020-06-16 | 四川维珍高新材料有限公司 | 一种低碳高强度奥氏体耐热钢及其制备方法 |
CN108642365B (zh) * | 2018-05-22 | 2020-11-10 | 兰州兰石集团有限公司 | 精确控制n含量的高纯净双相不锈钢冶炼工艺 |
CN108676964A (zh) * | 2018-05-30 | 2018-10-19 | 舞阳钢铁有限责任公司 | 一种q235b级钢微精炼的生产方法 |
CN108913983B (zh) * | 2018-07-31 | 2021-02-26 | 河南中原特钢装备制造有限公司 | 耐蚀性及冲击韧性强的fv520b钢冶炼方法 |
CN109280741B (zh) * | 2018-09-28 | 2020-08-28 | 湖州盛特隆金属制品有限公司 | 一种奥氏体不锈钢精炼方法 |
CN109762961A (zh) * | 2019-01-21 | 2019-05-17 | 浙江英洛华装备制造有限公司 | 双相不锈钢1b中开泵精炼方法 |
CN110016535B (zh) * | 2019-03-01 | 2021-02-23 | 鞍钢股份有限公司 | 一种提高和稳定控制不锈钢中氮含量的方法 |
CN111378892A (zh) * | 2020-04-23 | 2020-07-07 | 江阴市劲松科技有限公司 | 一种低杂质超低碳不锈钢制作工艺 |
CN113817895A (zh) * | 2020-06-19 | 2021-12-21 | 江苏新马新材料开发有限公司 | 一种2205双相钢的制造工艺方法 |
CN111893370B (zh) * | 2020-07-09 | 2022-04-01 | 洛阳双瑞特种装备有限公司 | 一种高湿热海洋环境用高氮双相不锈钢制备方法 |
CN113136523A (zh) * | 2021-04-26 | 2021-07-20 | 河南中原特钢装备制造有限公司 | 氩氧炉冶炼含氮双相不锈钢工艺 |
CN113528751B (zh) * | 2021-06-17 | 2022-08-26 | 武汉钢铁有限公司 | 一种低硼钢在精炼过程中抑制增硼的方法 |
CN113493881A (zh) * | 2021-06-24 | 2021-10-12 | 江苏良工精密合金钢有限公司 | 超纯净耐热不锈圆钢及制造工艺 |
CN115198189B (zh) * | 2022-07-19 | 2023-10-24 | 山西太钢不锈钢股份有限公司 | 一种缩短aod炉生产双相不锈钢冶炼时间的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1117087A (zh) * | 1994-05-21 | 1996-02-21 | 朴庸秀 | 有高耐腐蚀性的双相不锈钢 |
CN1269840A (zh) * | 1997-09-05 | 2000-10-11 | 桑杜斯克国际公司 | 具有改良切削性的抗点蚀双相不锈钢合金 |
CN1343798A (zh) * | 2000-09-16 | 2002-04-10 | 江苏江河集团电力工程公司 | 超低碳双相不锈钢离心铸造冷拔无缝管的生产方法 |
-
2004
- 2004-03-23 CN CNB2004100171158A patent/CN1302138C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1117087A (zh) * | 1994-05-21 | 1996-02-21 | 朴庸秀 | 有高耐腐蚀性的双相不锈钢 |
CN1269840A (zh) * | 1997-09-05 | 2000-10-11 | 桑杜斯克国际公司 | 具有改良切削性的抗点蚀双相不锈钢合金 |
CN1343798A (zh) * | 2000-09-16 | 2002-04-10 | 江苏江河集团电力工程公司 | 超低碳双相不锈钢离心铸造冷拔无缝管的生产方法 |
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