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WO2012087028A3 - 내마모성, 내식성 및 저온인성이 우수한 오일샌드 슬러리 파이프용 강판 및 그 제조방법 - Google Patents

내마모성, 내식성 및 저온인성이 우수한 오일샌드 슬러리 파이프용 강판 및 그 제조방법 Download PDF

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Publication number
WO2012087028A3
WO2012087028A3 PCT/KR2011/009943 KR2011009943W WO2012087028A3 WO 2012087028 A3 WO2012087028 A3 WO 2012087028A3 KR 2011009943 W KR2011009943 W KR 2011009943W WO 2012087028 A3 WO2012087028 A3 WO 2012087028A3
Authority
WO
WIPO (PCT)
Prior art keywords
weight
steel sheet
oil sand
low
sand slurry
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.)
Ceased
Application number
PCT/KR2011/009943
Other languages
English (en)
French (fr)
Other versions
WO2012087028A2 (ko
Inventor
고성웅
정환교
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
Priority to US13/996,563 priority Critical patent/US9238849B2/en
Priority to JP2013546015A priority patent/JP5728593B2/ja
Priority to CA2822863A priority patent/CA2822863C/en
Priority to EP11850578.3A priority patent/EP2657361B1/en
Publication of WO2012087028A2 publication Critical patent/WO2012087028A2/ko
Publication of WO2012087028A3 publication Critical patent/WO2012087028A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/009—Pearlite
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

본 발명의 일측면은 중량%로, C: 0.2~0.35%, Si: 0.1~0.5%, Mn: 0.5~1.8%, Ni: 0.1~0.6%, Nb: 0.005~0.05%, Ti: 0.005~0.02%, P: 0.03% 이하, S: 0.03% 이하, Al: 0.05% 이하(0%는 제외), N: 0.01% 이하(0%는 제외), 잔부 Fe 및 기타 불가피한 불순물을 포함하는 내마모성, 내식성 및 저온인성이 우수한 오일샌드 슬러리 파이프용 강판을 제공함으로써, 강 성분계와 미세조직을 제어하여 파이프로서 조관이 가능하면서도 오일샌드 슬러리 파이프의 가혹한 마모환경에서도 우수한 내마모성을 가질 수 있고, 내식성도 향상시킬 수 있으며, 저온에서의 충격인성도 우수하게 확보할 수 있고, 또한 경제성 및 생산효율도 우수한 오일샌드 슬러리 파이프용 강판을 얻을 수 있다.
PCT/KR2011/009943 2010-12-23 2011-12-21 내마모성, 내식성 및 저온인성이 우수한 오일샌드 슬러리 파이프용 강판 및 그 제조방법 Ceased WO2012087028A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US13/996,563 US9238849B2 (en) 2010-12-23 2011-12-21 Steel sheet for an oil sand slurry pipe having excellent abrasion resistance, corrosion resistance, and low-temperature toughness and method for manufacturing same
JP2013546015A JP5728593B2 (ja) 2010-12-23 2011-12-21 耐摩耗性、耐食性及び低温靭性に優れたオイルサンドスラリーパイプ用鋼板及びその製造方法
CA2822863A CA2822863C (en) 2010-12-23 2011-12-21 Steel sheet for an oil sand slurry pipe having excellent abrasion resistance, corrosion resistance, and low-temperature toughness and method for manufacturing same
EP11850578.3A EP2657361B1 (en) 2010-12-23 2011-12-21 Steel sheet for an oil sand slurry pipe having excellent abrasion resistance, corrosion resistance and low-temperature toughness and method for manufacturing same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2010-0133232 2010-12-23
KR1020100133232A KR101271781B1 (ko) 2010-12-23 2010-12-23 내마모성, 내식성 및 저온인성이 우수한 오일샌드 슬러리 파이프용 강판 및 그 제조방법

Publications (2)

Publication Number Publication Date
WO2012087028A2 WO2012087028A2 (ko) 2012-06-28
WO2012087028A3 true WO2012087028A3 (ko) 2012-09-07

Family

ID=46314634

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/009943 Ceased WO2012087028A2 (ko) 2010-12-23 2011-12-21 내마모성, 내식성 및 저온인성이 우수한 오일샌드 슬러리 파이프용 강판 및 그 제조방법

Country Status (6)

Country Link
US (1) US9238849B2 (ko)
EP (1) EP2657361B1 (ko)
JP (1) JP5728593B2 (ko)
KR (1) KR101271781B1 (ko)
CA (1) CA2822863C (ko)
WO (1) WO2012087028A2 (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101461741B1 (ko) * 2012-12-21 2014-11-14 주식회사 포스코 충격인성이 우수한 강관용 후물 열연강판과 강관 및 이들의 제조방법
KR101490565B1 (ko) * 2012-12-27 2015-02-05 주식회사 포스코 내침식성과 저온충격인성이 우수한 오일샌드 슬러리 파이프용 강판 및 그의 제조방법
KR102031460B1 (ko) 2017-12-26 2019-10-11 주식회사 포스코 내충격성이 우수한 열연강판, 강관, 부재 및 그 제조 방법

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JP2001262276A (ja) * 2000-03-22 2001-09-26 Nippon Steel Corp 耐摩耗性および溶接性に優れた継目無鋼管およびその製造方法
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JP2009007665A (ja) * 2007-05-29 2009-01-15 Jfe Steel Kk 加工性に優れた耐磨耗鋼板およびその製造方法

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JPH05279738A (ja) * 1992-04-02 1993-10-26 Nippon Steel Corp 耐摩耗鋼管の製造法
JP2001262276A (ja) * 2000-03-22 2001-09-26 Nippon Steel Corp 耐摩耗性および溶接性に優れた継目無鋼管およびその製造方法
JP2008297571A (ja) * 2007-05-29 2008-12-11 Jfe Steel Kk 加工性に優れた耐磨耗鋼板およびその製造方法
JP2009007665A (ja) * 2007-05-29 2009-01-15 Jfe Steel Kk 加工性に優れた耐磨耗鋼板およびその製造方法

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Title
See also references of EP2657361A4 *

Also Published As

Publication number Publication date
EP2657361A4 (en) 2014-08-27
US9238849B2 (en) 2016-01-19
KR20120071617A (ko) 2012-07-03
EP2657361B1 (en) 2016-11-09
CA2822863C (en) 2016-11-29
US20130284324A1 (en) 2013-10-31
JP5728593B2 (ja) 2015-06-03
CA2822863A1 (en) 2012-06-28
KR101271781B1 (ko) 2013-06-07
JP2014506295A (ja) 2014-03-13
WO2012087028A2 (ko) 2012-06-28
EP2657361A2 (en) 2013-10-30

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