KR20160057492A - 내 hic 성이 우수한 후육 고장력 열연강판 및 그 제조 방법 - Google Patents
내 hic 성이 우수한 후육 고장력 열연강판 및 그 제조 방법 Download PDFInfo
- Publication number
- KR20160057492A KR20160057492A KR1020167011804A KR20167011804A KR20160057492A KR 20160057492 A KR20160057492 A KR 20160057492A KR 1020167011804 A KR1020167011804 A KR 1020167011804A KR 20167011804 A KR20167011804 A KR 20167011804A KR 20160057492 A KR20160057492 A KR 20160057492A
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- KR
- South Korea
- Prior art keywords
- steel sheet
- less
- cooling
- hot
- temperature
- 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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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 158
- 239000010959 steel Substances 0.000 title claims abstract description 158
- 238000004519 manufacturing process Methods 0.000 title abstract description 16
- 239000000463 material Substances 0.000 abstract description 21
- 239000000203 mixture Substances 0.000 abstract description 21
- 229910000859 α-Fe Inorganic materials 0.000 abstract description 11
- 229910001563 bainite Inorganic materials 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 description 128
- 238000005096 rolling process Methods 0.000 description 42
- 235000019589 hardness Nutrition 0.000 description 38
- 238000012360 testing method Methods 0.000 description 34
- 230000000694 effects Effects 0.000 description 28
- 238000000034 method Methods 0.000 description 15
- 238000005098 hot rolling Methods 0.000 description 13
- 239000002344 surface layer Substances 0.000 description 13
- 230000009466 transformation Effects 0.000 description 13
- 229910052799 carbon Inorganic materials 0.000 description 12
- 238000005728 strengthening Methods 0.000 description 10
- 238000004804 winding Methods 0.000 description 10
- 229910052804 chromium Inorganic materials 0.000 description 9
- 238000005336 cracking Methods 0.000 description 9
- 229910052750 molybdenum Inorganic materials 0.000 description 9
- 229910052758 niobium Inorganic materials 0.000 description 9
- 230000009467 reduction Effects 0.000 description 8
- 229910052719 titanium Inorganic materials 0.000 description 8
- 229910052720 vanadium Inorganic materials 0.000 description 7
- 238000003466 welding Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 238000009863 impact test Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 229910052748 manganese Inorganic materials 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000006104 solid solution Substances 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 229910000734 martensite Inorganic materials 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 229910001562 pearlite Inorganic materials 0.000 description 4
- 229910001568 polygonal ferrite Inorganic materials 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 238000009864 tensile test Methods 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000012085 test solution Substances 0.000 description 3
- 150000003568 thioethers Chemical class 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 238000007542 hardness measurement Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 235000019587 texture Nutrition 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910014472 Ca—O Inorganic materials 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000009628 steelmaking Methods 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
- C22C38/14—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
- C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment 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
- C21D8/0205—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
- 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
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
- C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies 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
- C21D9/46—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
- C22C38/002—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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
-
- 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
- C22C38/12—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
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- 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
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
-
- 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
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
-
- 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
- C21D2211/002—Bainite
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)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
Description
Claims (1)
- 본원 발명의 상세한 설명에 기재된 후육 고장력 열연강판.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2009-019339 | 2009-01-30 | ||
JP2009019342 | 2009-01-30 | ||
JPJP-P-2009-019342 | 2009-01-30 | ||
JP2009019339 | 2009-01-30 | ||
PCT/JP2010/051647 WO2010087512A1 (ja) | 2009-01-30 | 2010-01-29 | 耐hic性に優れた厚肉高張力熱延鋼板及びその製造方法 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020117017827A Division KR101686257B1 (ko) | 2009-01-30 | 2010-01-29 | 내 hic 성이 우수한 후육 고장력 열연강판 및 그 제조 방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20160057492A true KR20160057492A (ko) | 2016-05-23 |
Family
ID=42395758
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020147005764A Ceased KR20140041929A (ko) | 2009-01-30 | 2010-01-29 | 내 hic 성이 우수한 후육 고장력 열연강판 및 그 제조 방법 |
KR1020167011804A Ceased KR20160057492A (ko) | 2009-01-30 | 2010-01-29 | 내 hic 성이 우수한 후육 고장력 열연강판 및 그 제조 방법 |
KR1020117017827A Active KR101686257B1 (ko) | 2009-01-30 | 2010-01-29 | 내 hic 성이 우수한 후육 고장력 열연강판 및 그 제조 방법 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020147005764A Ceased KR20140041929A (ko) | 2009-01-30 | 2010-01-29 | 내 hic 성이 우수한 후육 고장력 열연강판 및 그 제조 방법 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020117017827A Active KR101686257B1 (ko) | 2009-01-30 | 2010-01-29 | 내 hic 성이 우수한 후육 고장력 열연강판 및 그 제조 방법 |
Country Status (7)
Country | Link |
---|---|
US (2) | US20120018056A1 (ko) |
EP (1) | EP2392681B1 (ko) |
KR (3) | KR20140041929A (ko) |
CN (2) | CN102301015B (ko) |
CA (2) | CA2750291C (ko) |
RU (1) | RU2478123C1 (ko) |
WO (1) | WO2010087512A1 (ko) |
Families Citing this family (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010087511A1 (ja) | 2009-01-30 | 2010-08-05 | Jfeスチール株式会社 | 低温靭性に優れた厚肉高張力熱延鋼板およびその製造方法 |
EP2392681B1 (en) | 2009-01-30 | 2019-03-13 | JFE Steel Corporation | Heavy gauge, high tensile strength, hot rolled steel sheet with excellent hic resistance and manufacturing method therefor |
JP5347540B2 (ja) * | 2009-01-30 | 2013-11-20 | Jfeスチール株式会社 | 低温靭性に優れた厚肉高張力熱延鋼板およびその製造方法 |
US9163296B2 (en) | 2011-01-25 | 2015-10-20 | Tenaris Coiled Tubes, Llc | Coiled tube with varying mechanical properties for superior performance and methods to produce the same by a continuous heat treatment |
IT1403689B1 (it) | 2011-02-07 | 2013-10-31 | Dalmine Spa | Tubi in acciaio ad alta resistenza con eccellente durezza a bassa temperatura e resistenza alla corrosione sotto tensioni da solfuri. |
JP5120510B2 (ja) * | 2011-02-25 | 2013-01-16 | Jfeスチール株式会社 | 耐候性に優れた鋼材 |
JP5776377B2 (ja) * | 2011-06-30 | 2015-09-09 | Jfeスチール株式会社 | 耐サワー性に優れたラインパイプ用溶接鋼管向け高強度熱延鋼板およびその製造方法 |
CN102953017B (zh) * | 2011-08-25 | 2015-01-21 | 宝山钢铁股份有限公司 | 一种低屈强比高强度连续油管用钢及其制造方法 |
TWI432585B (zh) * | 2011-09-27 | 2014-04-01 | Nippon Steel & Sumitomo Metal Corp | Pipeline heat coil and its manufacturing method |
WO2013065346A1 (ja) * | 2011-11-01 | 2013-05-10 | Jfeスチール株式会社 | 曲げ特性と低温靭性に優れた高強度熱延鋼板およびその製造方法 |
CN104428437B (zh) * | 2012-07-09 | 2017-03-08 | 杰富意钢铁株式会社 | 厚壁高强度耐酸性管线管及其制造方法 |
EP2871253B1 (en) | 2012-09-13 | 2020-06-03 | JFE Steel Corporation | Hot-rolled steel sheet and method for manufacturing same |
WO2014041802A1 (ja) * | 2012-09-13 | 2014-03-20 | Jfeスチール株式会社 | 熱延鋼板およびその製造方法 |
RU2516213C1 (ru) * | 2012-12-05 | 2014-05-20 | Открытое акционерное общество "Магнитогорский металлургический комбинат" | Способ получения металлоизделия с заданным структурным состоянием |
EP2927338B1 (en) * | 2013-01-24 | 2016-11-02 | JFE Steel Corporation | HOT-ROLLED STEEL PLATE FOR HIGH-STRENGTH LINE PIPE AND HAVING TENSILE STRENGTH OF AT LEAST 540 MPa |
US20150368736A1 (en) * | 2013-01-24 | 2015-12-24 | Jfe Steel Corporation | Hot-rolled steel sheet for high strength linepipe |
WO2014132627A1 (ja) * | 2013-02-28 | 2014-09-04 | Jfeスチール株式会社 | 厚鋼板及び厚鋼板の製造方法 |
US9803256B2 (en) | 2013-03-14 | 2017-10-31 | Tenaris Coiled Tubes, Llc | High performance material for coiled tubing applications and the method of producing the same |
US10287661B2 (en) | 2013-04-04 | 2019-05-14 | Jfe Steel Corporation | Hot-rolled steel sheet and method for producing the same |
EP2789701A1 (en) * | 2013-04-08 | 2014-10-15 | DALMINE S.p.A. | High strength medium wall quenched and tempered seamless steel pipes and related method for manufacturing said steel pipes |
EP2789700A1 (en) * | 2013-04-08 | 2014-10-15 | DALMINE S.p.A. | Heavy wall quenched and tempered seamless steel pipes and related method for manufacturing said steel pipes |
CN105102662A (zh) * | 2013-04-15 | 2015-11-25 | 杰富意钢铁株式会社 | 高强度热轧钢板及其制造方法 |
KR102197204B1 (ko) | 2013-06-25 | 2021-01-04 | 테나리스 커넥션즈 비.브이. | 고크롬 내열철강 |
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CA2865630C (en) | 2013-10-01 | 2023-01-10 | Hendrickson Usa, L.L.C. | Leaf spring and method of manufacture thereof having sections with different levels of through hardness |
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EP2392681B1 (en) | 2019-03-13 |
US9809869B2 (en) | 2017-11-07 |
CA2809171C (en) | 2017-12-19 |
CA2809171A1 (en) | 2010-08-05 |
EP2392681A1 (en) | 2011-12-07 |
CN102301015B (zh) | 2013-11-06 |
CN103276291A (zh) | 2013-09-04 |
KR20140041929A (ko) | 2014-04-04 |
CA2750291A1 (en) | 2010-08-05 |
EP2392681A4 (en) | 2014-04-02 |
US20170088916A1 (en) | 2017-03-30 |
CA2750291C (en) | 2014-05-06 |
US20120018056A1 (en) | 2012-01-26 |
RU2478123C1 (ru) | 2013-03-27 |
CN102301015A (zh) | 2011-12-28 |
KR20110110278A (ko) | 2011-10-06 |
WO2010087512A1 (ja) | 2010-08-05 |
KR101686257B1 (ko) | 2016-12-13 |
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