KR100334148B1 - 내식성이우수한Fe-Cr-Si강판및그제조방법 - Google Patents
내식성이우수한Fe-Cr-Si강판및그제조방법 Download PDFInfo
- Publication number
- KR100334148B1 KR100334148B1 KR1019980031146A KR19980031146A KR100334148B1 KR 100334148 B1 KR100334148 B1 KR 100334148B1 KR 1019980031146 A KR1019980031146 A KR 1019980031146A KR 19980031146 A KR19980031146 A KR 19980031146A KR 100334148 B1 KR100334148 B1 KR 100334148B1
- Authority
- KR
- South Korea
- Prior art keywords
- corrosion resistance
- weight
- less
- toughness
- ppm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000007797 corrosion Effects 0.000 title claims abstract description 55
- 238000005260 corrosion Methods 0.000 title claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 44
- 239000010959 steel Substances 0.000 title claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 4
- 229910019819 Cr—Si Inorganic materials 0.000 title abstract description 14
- 238000000034 method Methods 0.000 title description 10
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 16
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 15
- 239000012535 impurity Substances 0.000 claims abstract description 13
- 238000005098 hot rolling Methods 0.000 claims abstract description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 14
- 229910052750 molybdenum Inorganic materials 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 abstract description 16
- 238000000137 annealing Methods 0.000 abstract description 7
- 229910045601 alloy Inorganic materials 0.000 description 25
- 239000000956 alloy Substances 0.000 description 25
- 239000011651 chromium Substances 0.000 description 21
- 230000007704 transition Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 10
- 229910017060 Fe Cr Inorganic materials 0.000 description 7
- 229910002544 Fe-Cr Inorganic materials 0.000 description 7
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 238000005097 cold rolling Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229910001337 iron nitride Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- -1 C: 21 ppm Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Abstract
Description
Claims (6)
- Cr : 10 ∼ 30 중량%, Si : 3.5 ∼ 10 중량% 를 함유하고, C 및 N 의 합계량이 100 ppm 이하이고, 잔부가 Fe 및 불가피적 불순물로 이루어진 것을 특징으로 하는 내식성이 우수한 강판.
- 제 1 항에 있어서, C 및 N 의 합계 함유량이 40 ppm 이하인 것을 특징으로 하는 내식성이 우수한 강판.
- 제 1 항에 있어서, 추가로, Mo, Co, Al 중에서 선택되는 1 종 이상의 원소를 각각 5 중량% 이하 함유하는 것을 특징으로 하는 내식성이 우수한 강판.
- Cr : 10 ∼ 30 중량%, Si : 3.5 ∼ 10 중량% 를 함유하고, C 및 N 의 합계량이 100 ppm 이하이고, 잔부가 Fe 및 불가피적 불순물로 이루어지며, 열간압연후의 두께가 3 ㎜ 이하인 것을 특징으로 하는 내식성이 우수한 강판.
- 제 4 항에 있어서, 추가로, Ni 을 10 중량% 이하 함유하는 것을 특징으로 하는 내식성이 우수한 강판.
- 제 4 항 또는 제 5 항에 기재된 열연 강판을 소둔하지 않고 냉간압연 또는온간압연하는 것을 특징으로 하는 내식성이 우수한 강판의 제조 방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP97-207732 | 1997-08-01 | ||
JP20773297A JPH1150204A (ja) | 1997-08-01 | 1997-08-01 | 耐食性に優れる高靱性のFe−Cr−Si合金 |
JP09318098A JP4193227B2 (ja) | 1998-04-06 | 1998-04-06 | Fe−Cr−Si鋼板およびその製造方法 |
JP98-093180 | 1998-04-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990023274A KR19990023274A (ko) | 1999-03-25 |
KR100334148B1 true KR100334148B1 (ko) | 2002-08-22 |
Family
ID=26434602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980031146A Expired - Fee Related KR100334148B1 (ko) | 1997-08-01 | 1998-07-31 | 내식성이우수한Fe-Cr-Si강판및그제조방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6207103B1 (ko) |
EP (1) | EP0894874B1 (ko) |
KR (1) | KR100334148B1 (ko) |
DE (1) | DE69802750T2 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102643968A (zh) * | 2012-04-25 | 2012-08-22 | 东北大学 | 一种提高中铬铁素体不锈钢中板韧性的方法 |
WO2017160952A1 (en) * | 2016-03-15 | 2017-09-21 | Colorado State University Research Foundation | Corrosion-resistant alloy and applications |
ES2717692A1 (es) * | 2017-12-22 | 2019-06-24 | Univ Madrid Politecnica | Acero refractario resistente al desgaste endurecible por formacion termica y/o mecanica de fase sigma |
CN110273114B (zh) * | 2019-08-06 | 2021-04-09 | 华北理工大学 | 一种耐磨铁硅铬合金及其制备方法 |
TWI758215B (zh) * | 2021-07-28 | 2022-03-11 | 國立清華大學 | 高鉻矽耐蝕鋼及其用途 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57134542A (en) * | 1981-02-13 | 1982-08-19 | Sumitomo Metal Ind Ltd | Ferrite stainless steel with superior corrosion resistance |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5952226B2 (ja) | 1980-04-11 | 1984-12-18 | 住友金属工業株式会社 | 耐銹性及び耐酸性にすぐれたフエライト系ステンレス鋼 |
CA1184402A (en) * | 1980-04-11 | 1985-03-26 | Sumitomo Metal Industries, Ltd. | Ferritic stainless steel having good corrosion resistance |
NL193218C (nl) | 1985-08-27 | 1999-03-03 | Nisshin Steel Company | Werkwijze voor de bereiding van roestvrij staal. |
JPH0814004B2 (ja) * | 1987-12-28 | 1996-02-14 | 日新製鋼株式会社 | 耐食性に優れた高延性高強度の複相組織クロムステンレス鋼帯の製造法 |
JPH01287253A (ja) * | 1988-05-16 | 1989-11-17 | Nisshin Steel Co Ltd | 耐酸化性および製造性に優れたa1含有フェライト系ステンレス鋼 |
EP0597129A4 (en) | 1992-04-30 | 1994-08-10 | Kawasaki Steel Co | Fe-cr alloy excellent in workability. |
KR960005601B1 (ko) | 1992-05-21 | 1996-04-26 | 가와사끼 세이데쓰 가부시끼가이샤 | 내부식성이 우수한 P첨가 Fe-Cr 합금 |
CA2123470C (en) | 1993-05-19 | 2001-07-03 | Yoshihiro Yazawa | Ferritic stainless steel exhibiting excellent atmospheric corrosion resistance and crevice corrosion resistance |
-
1998
- 1998-07-29 US US09/123,969 patent/US6207103B1/en not_active Expired - Lifetime
- 1998-07-30 EP EP98114330A patent/EP0894874B1/en not_active Expired - Lifetime
- 1998-07-30 DE DE69802750T patent/DE69802750T2/de not_active Expired - Lifetime
- 1998-07-31 KR KR1019980031146A patent/KR100334148B1/ko not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57134542A (en) * | 1981-02-13 | 1982-08-19 | Sumitomo Metal Ind Ltd | Ferrite stainless steel with superior corrosion resistance |
Also Published As
Publication number | Publication date |
---|---|
US6207103B1 (en) | 2001-03-27 |
EP0894874B1 (en) | 2001-12-05 |
EP0894874A1 (en) | 1999-02-03 |
DE69802750T2 (de) | 2002-05-23 |
KR19990023274A (ko) | 1999-03-25 |
DE69802750D1 (de) | 2002-01-17 |
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