KR102098511B1 - 황산 및 염산 복합내식성이 우수한 열연강판 및 그 제조방법 - Google Patents

황산 및 염산 복합내식성이 우수한 열연강판 및 그 제조방법 Download PDF

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Publication number
KR102098511B1
KR102098511B1 KR1020187003152A KR20187003152A KR102098511B1 KR 102098511 B1 KR102098511 B1 KR 102098511B1 KR 1020187003152 A KR1020187003152 A KR 1020187003152A KR 20187003152 A KR20187003152 A KR 20187003152A KR 102098511 B1 KR102098511 B1 KR 102098511B1
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KR
South Korea
Prior art keywords
steel sheet
rolled steel
sulfuric acid
hot
hydrochloric acid
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KR1020187003152A
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English (en)
Korean (ko)
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KR20180027534A (ko
Inventor
윤정봉
이병호
김종화
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주식회사 포스코
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Publication of KR20180027534A publication Critical patent/KR20180027534A/ko
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Publication of KR102098511B1 publication Critical patent/KR102098511B1/ko

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    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/84—Controlled slow cooling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
KR1020187003152A 2015-05-28 2015-05-28 황산 및 염산 복합내식성이 우수한 열연강판 및 그 제조방법 KR102098511B1 (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2015/005381 WO2016190467A1 (ko) 2015-05-28 2015-05-28 황산 및 염산 복합내식성이 우수한 열연강판 및 그 제조방법

Publications (2)

Publication Number Publication Date
KR20180027534A KR20180027534A (ko) 2018-03-14
KR102098511B1 true KR102098511B1 (ko) 2020-04-07

Family

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Family Applications (1)

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KR1020187003152A KR102098511B1 (ko) 2015-05-28 2015-05-28 황산 및 염산 복합내식성이 우수한 열연강판 및 그 제조방법

Country Status (6)

Country Link
US (1) US20180148811A1 (ja)
EP (1) EP3305936B1 (ja)
JP (1) JP6549254B2 (ja)
KR (1) KR102098511B1 (ja)
CN (1) CN107614721B (ja)
WO (1) WO2016190467A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102352601B1 (ko) 2020-11-19 2022-01-18 주식회사 포스코 피복 아크 용접재료
KR20220068728A (ko) 2020-11-19 2022-05-26 주식회사 포스코 내마모성과 내식성이 우수한 용접이음부

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110629124B (zh) * 2018-06-25 2021-09-17 宝山钢铁股份有限公司 一种耐稀硫酸腐蚀的微合金化钢及其钢板/钢管的热处理方法
KR20200065990A (ko) * 2018-11-30 2020-06-09 주식회사 포스코 황산 및 황산/염산 복합 응축 환경에서 내식성을 갖는 강판 및 그 제조방법
JP6743996B1 (ja) * 2019-11-13 2020-08-19 日本製鉄株式会社 鋼材
KR20220063244A (ko) * 2019-11-13 2022-05-17 닛폰세이테츠 가부시키가이샤 열간 압연 강재
KR102326323B1 (ko) * 2019-12-19 2021-11-12 주식회사 포스코 내마모성과 복합내식성이 우수한 강판 및 그 제조방법
CN115161547A (zh) * 2022-04-27 2022-10-11 日照钢铁控股集团有限公司 一种耐大气腐蚀花纹板的制造方法

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JP2003105488A (ja) 2001-10-01 2003-04-09 Nippon Steel Corp 溶融酸性硫安腐食抵抗性に優れた鋼
JP2003213367A (ja) * 2001-11-19 2003-07-30 Nippon Steel Corp 耐塩酸腐食性および耐硫酸腐食性に優れた低合金鋼およびその溶接継手
JP2007262558A (ja) * 2006-03-30 2007-10-11 Jfe Steel Kk 耐塩酸性に優れる耐硫酸露点腐食鋼
JP2012180546A (ja) 2011-02-28 2012-09-20 Nisshin Steel Co Ltd 耐硫酸露点腐食鋼および排ガス流路構成部材
KR101560902B1 (ko) * 2013-12-06 2015-10-15 주식회사 포스코 황산 및 염산 복합내식성이 우수한 열연강판 및 그 제조방법

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JPS5696053A (en) * 1979-12-29 1981-08-03 Nippon Steel Corp Steel with hydrogen sulfide crack resistance
US5045279A (en) * 1989-06-01 1991-09-03 Queiroz Pinto Jose A De Corrosion-resistant carbon steel with good drawability characteristics
JPH0925536A (ja) * 1995-07-06 1997-01-28 Sumitomo Metal Ind Ltd 耐酸露点腐食鋼
JP3584636B2 (ja) * 1996-10-08 2004-11-04 住友金属工業株式会社 熱間加工性に優れた耐硫酸・塩酸露点腐食鋼
JP5365187B2 (ja) * 2008-12-26 2013-12-11 Ｊｆｅスチール株式会社 耐食性に優れる船舶用形鋼の製造方法
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JP5862323B2 (ja) * 2011-01-31 2016-02-16 Ｊｆｅスチール株式会社 石炭船または石炭・鉱石兼用船ホールド用の耐食鋼
KR101417294B1 (ko) * 2012-06-21 2014-07-08 주식회사 포스코 복합내식성 및 용접성이 우수한 열연강판 및 그 제조방법
KR101500048B1 (ko) * 2012-12-27 2015-03-06 주식회사 포스코 내황산 부식성이 우수한 강판의 제조방법
KR101518578B1 (ko) * 2013-09-10 2015-05-07 주식회사 포스코 내마모성 및 표면품질이 우수한 황산 및 염산 복합내식용 강판 및 그 제조방법
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JP2003105488A (ja) 2001-10-01 2003-04-09 Nippon Steel Corp 溶融酸性硫安腐食抵抗性に優れた鋼
JP2003213367A (ja) * 2001-11-19 2003-07-30 Nippon Steel Corp 耐塩酸腐食性および耐硫酸腐食性に優れた低合金鋼およびその溶接継手
JP2007262558A (ja) * 2006-03-30 2007-10-11 Jfe Steel Kk 耐塩酸性に優れる耐硫酸露点腐食鋼
JP2012180546A (ja) 2011-02-28 2012-09-20 Nisshin Steel Co Ltd 耐硫酸露点腐食鋼および排ガス流路構成部材
KR101560902B1 (ko) * 2013-12-06 2015-10-15 주식회사 포스코 황산 및 염산 복합내식성이 우수한 열연강판 및 그 제조방법

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102352601B1 (ko) 2020-11-19 2022-01-18 주식회사 포스코 피복 아크 용접재료
KR20220068728A (ko) 2020-11-19 2022-05-26 주식회사 포스코 내마모성과 내식성이 우수한 용접이음부

Also Published As

Publication number Publication date
CN107614721B (zh) 2019-08-13
EP3305936B1 (en) 2019-07-10
JP6549254B2 (ja) 2019-07-24
EP3305936A4 (en) 2018-04-11
WO2016190467A1 (ko) 2016-12-01
CN107614721A (zh) 2018-01-19
JP2018519422A (ja) 2018-07-19
EP3305936A1 (en) 2018-04-11
KR20180027534A (ko) 2018-03-14
US20180148811A1 (en) 2018-05-31

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