EP3305936A4 - Warmgewalztes stahlblech mit hervorragender zusammengesetzter korrosionsbeständigkeit gegen schwefelsäure und salzsäure und herstellungsverfahren dafür - Google Patents

Warmgewalztes stahlblech mit hervorragender zusammengesetzter korrosionsbeständigkeit gegen schwefelsäure und salzsäure und herstellungsverfahren dafür Download PDF

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Publication number
EP3305936A4
EP3305936A4 EP15893419.0A EP15893419A EP3305936A4 EP 3305936 A4 EP3305936 A4 EP 3305936A4 EP 15893419 A EP15893419 A EP 15893419A EP 3305936 A4 EP3305936 A4 EP 3305936A4
Authority
EP
European Patent Office
Prior art keywords
hot
manufacturing
steel sheet
corrosion resistance
rolled steel
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.)
Granted
Application number
EP15893419.0A
Other languages
English (en)
French (fr)
Other versions
EP3305936B1 (de
EP3305936A1 (de
Inventor
Jeong-Bong Yoon
Byoung-Ho Lee
Jong-Hwa Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP3305936A4 publication Critical patent/EP3305936A4/de
Publication of EP3305936A1 publication Critical patent/EP3305936A1/de
Application granted granted Critical
Publication of EP3305936B1 publication Critical patent/EP3305936B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
EP15893419.0A 2015-05-28 2015-05-28 Warmgewalztes stahlblech mit hervorragender kombinierterkorrosionsbeständigkeit gegen schwefelsäure und salzsäure und herstellungsverfahren dafür Active EP3305936B1 (de)

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 (3)

Publication Number Publication Date
EP3305936A4 true EP3305936A4 (de) 2018-04-11
EP3305936A1 EP3305936A1 (de) 2018-04-11
EP3305936B1 EP3305936B1 (de) 2019-07-10

Family

ID=57393247

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15893419.0A Active EP3305936B1 (de) 2015-05-28 2015-05-28 Warmgewalztes stahlblech mit hervorragender kombinierterkorrosionsbeständigkeit gegen schwefelsäure und salzsäure und herstellungsverfahren dafür

Country Status (6)

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

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* 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
KR20220062370A (ko) * 2019-11-13 2022-05-16 닛폰세이테츠 가부시키가이샤 강재
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
KR102352601B1 (ko) 2020-11-19 2022-01-18 주식회사 포스코 피복 아크 용접재료
KR102468054B1 (ko) 2020-11-19 2022-11-17 주식회사 포스코 내마모성과 내식성이 우수한 용접이음부
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

Citations (3)

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Publication number Priority date Publication date Assignee Title
US20070269335A1 (en) * 2001-11-19 2007-11-22 Nippon Steel Corporation Low alloy steel and weld joint thereof excellent in corrosion resistance to hydrochloric acid and sulfuric acid
KR20140084629A (ko) * 2012-12-27 2014-07-07 주식회사 포스코 내황산 부식성이 우수한 강판의 제조방법
KR20150029468A (ko) * 2013-09-10 2015-03-18 주식회사 포스코 내마모성 및 표면품질이 우수한 황산 및 염산 복합내식용 강판 및 그 제조방법

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US3443934A (en) * 1965-04-12 1969-05-13 Nippon Kokan Kk Steel alloys resistant to sulfuric acid and containing small quantity of alloying elements of copper,chromium,and tin or antimony
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
JP3699669B2 (ja) * 2001-10-01 2005-09-28 新日本製鐵株式会社 溶融酸性硫安腐食抵抗性に優れた鋼
JP4997808B2 (ja) * 2006-03-30 2012-08-08 Ｊｆｅスチール株式会社 耐塩酸性に優れる耐硫酸露点腐食鋼
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
CN102575327A (zh) * 2009-09-30 2012-07-11 杰富意钢铁株式会社 耐气候性优异的结构用钢材及钢结构物
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
JP5686632B2 (ja) * 2011-02-28 2015-03-18 日新製鋼株式会社 耐硫酸露点腐食鋼および排ガス流路構成部材
KR101417294B1 (ko) * 2012-06-21 2014-07-08 주식회사 포스코 복합내식성 및 용접성이 우수한 열연강판 및 그 제조방법
KR101560902B1 (ko) * 2013-12-06 2015-10-15 주식회사 포스코 황산 및 염산 복합내식성이 우수한 열연강판 및 그 제조방법
CN104451457A (zh) * 2014-11-20 2015-03-25 南京钢铁股份有限公司 一种耐盐酸和硫酸腐蚀热轧钢带及其生产方法

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US20070269335A1 (en) * 2001-11-19 2007-11-22 Nippon Steel Corporation Low alloy steel and weld joint thereof excellent in corrosion resistance to hydrochloric acid and sulfuric acid
KR20140084629A (ko) * 2012-12-27 2014-07-07 주식회사 포스코 내황산 부식성이 우수한 강판의 제조방법
KR20150029468A (ko) * 2013-09-10 2015-03-18 주식회사 포스코 내마모성 및 표면품질이 우수한 황산 및 염산 복합내식용 강판 및 그 제조방법

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Title
See also references of WO2016190467A1 *

Also Published As

Publication number Publication date
JP2018519422A (ja) 2018-07-19
CN107614721A (zh) 2018-01-19
EP3305936B1 (de) 2019-07-10
KR102098511B1 (ko) 2020-04-07
JP6549254B2 (ja) 2019-07-24
WO2016190467A1 (ko) 2016-12-01
US20180148811A1 (en) 2018-05-31
KR20180027534A (ko) 2018-03-14
EP3305936A1 (de) 2018-04-11
CN107614721B (zh) 2019-08-13

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