JP2014506295A - 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 - Google Patents
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 Download PDFInfo
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- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
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- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
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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
- 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
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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
- 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
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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
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
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- 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
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- 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
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- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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- 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
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- 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
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- 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
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- 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
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- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- Organic Chemistry (AREA)
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Abstract
Description
Claims (10)
- 重量%で、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%以下、S:0.03%以下、Al:0.05%以下(0%は除外)、N:0.01%以下(0%は除外)、残部Fe及びその他の不可避な不純物を含む、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。
- 前記鋼板は、Cr:0.1〜1.0%以下(0%は除外)をさらに含み、Mn及びCrの和が2%以下である、請求項1に記載の耐摩耗性、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。
- 前記鋼板は、Mn、Cr及びNiの和が2.5%以下である、請求項2に記載の耐摩耗性、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。
- 前記鋼板の微細組織は、50〜80面積%のパーライト及び残部フェライトからなる、請求項1から3のいずれか一項に記載の耐摩耗性、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。
- 前記パーライト結晶粒間の間隔は、200μm以下である、請求項4に記載の耐摩耗性及び耐食性に優れたオイルサンドスラリーパイプ用鋼板。
- 前記鋼板のビッカーズ硬度値は、180〜220Hvである、請求項5に記載の耐摩耗性、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。
- 重量%で、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%以下、S:0.03%以下、Al:0.05%以下(0%は除外)、N:0.01%以下(0%は除外)、残部Fe及びその他の不可避な不純物を含む鋼スラブに対し、Ar3〜Ar3+200℃の温度範囲において50%以上の残圧下率で仕上げ熱間圧延した後、0.2〜4℃/secの冷却速度で冷却する、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の製造方法。
- 前記鋼スラブは、Cr:0.1〜1.0%以下(0%は除外)をさらに含み、Mn及びCrの和が2%以下である、請求項7に記載の耐摩耗性、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の製造方法。
- 前記鋼スラブは、Mn、Cr及びNiの和が2.5%以下である、請求項8に記載の耐摩耗性、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の製造方法。
- 前記冷却は、Ar3〜Ar3+200℃の温度範囲において開始して500℃以下において終了する、請求項7から9のいずれか一項に記載の耐摩耗性及び耐食性に優れたオイルサンドスラリーパイプ用鋼板の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020100133232A KR101271781B1 (ko) | 2010-12-23 | 2010-12-23 | 내마모성, 내식성 및 저온인성이 우수한 오일샌드 슬러리 파이프용 강판 및 그 제조방법 |
KR10-2010-0133232 | 2010-12-23 | ||
PCT/KR2011/009943 WO2012087028A2 (ko) | 2010-12-23 | 2011-12-21 | 내마모성, 내식성 및 저온인성이 우수한 오일샌드 슬러리 파이프용 강판 및 그 제조방법 |
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JP2014506295A true JP2014506295A (ja) | 2014-03-13 |
JP5728593B2 JP5728593B2 (ja) | 2015-06-03 |
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EP (1) | EP2657361B1 (ja) |
JP (1) | JP5728593B2 (ja) |
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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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JPS57188647A (en) * | 1981-05-18 | 1982-11-19 | Nippon Kokan Kk <Nkk> | Steel pipe with wear resistance |
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JPH0441616A (ja) | 1990-06-06 | 1992-02-12 | Nkk Corp | 低硬度で且つ耐摩耗性および曲げ加工性に優れた耐摩耗鋼の製造方法 |
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FR2870546B1 (fr) | 2004-05-21 | 2006-09-01 | Industeel Creusot | Acier a haute resistance mecanique et a l'usure |
JP5005543B2 (ja) | 2005-08-22 | 2012-08-22 | 新日本製鐵株式会社 | 焼入れ性、熱間加工性および疲労強度に優れた高強度厚肉電縫溶接鋼管およびその製造方法 |
JP5380892B2 (ja) * | 2007-05-29 | 2014-01-08 | Jfeスチール株式会社 | 加工性に優れた耐磨耗鋼板およびその製造方法 |
JP5186809B2 (ja) * | 2007-05-29 | 2013-04-24 | Jfeスチール株式会社 | 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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2010
- 2010-12-23 KR KR1020100133232A patent/KR101271781B1/ko active IP Right Grant
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2011
- 2011-12-21 WO PCT/KR2011/009943 patent/WO2012087028A2/ko active Application Filing
- 2011-12-21 CA CA2822863A patent/CA2822863C/en not_active Expired - Fee Related
- 2011-12-21 JP JP2013546015A patent/JP5728593B2/ja active Active
- 2011-12-21 US US13/996,563 patent/US9238849B2/en active Active
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Patent Citations (5)
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JPS57188647A (en) * | 1981-05-18 | 1982-11-19 | Nippon Kokan Kk <Nkk> | Steel pipe with wear resistance |
JPS5893855A (ja) * | 1981-11-30 | 1983-06-03 | Nippon Steel Corp | 溝食の生じないスラリ−パイプ用鋼 |
JPH08295989A (ja) * | 1995-04-24 | 1996-11-12 | Nkk Corp | 耐磨耗性の優れた高炭素電縫鋼管 |
JP2001073083A (ja) * | 1999-08-31 | 2001-03-21 | Nippon Steel Corp | 耐摩耗性に優れたアズロール電縫鋼管 |
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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EP2657361B1 (en) | 2016-11-09 |
US20130284324A1 (en) | 2013-10-31 |
EP2657361A2 (en) | 2013-10-30 |
JP5728593B2 (ja) | 2015-06-03 |
US9238849B2 (en) | 2016-01-19 |
KR20120071617A (ko) | 2012-07-03 |
WO2012087028A3 (ko) | 2012-09-07 |
KR101271781B1 (ko) | 2013-06-07 |
WO2012087028A2 (ko) | 2012-06-28 |
CA2822863C (en) | 2016-11-29 |
EP2657361A4 (en) | 2014-08-27 |
CA2822863A1 (en) | 2012-06-28 |
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