KR101543916B1 - 표면 가공 품질이 우수한 저온용강 및 그 제조 방법 - Google Patents
표면 가공 품질이 우수한 저온용강 및 그 제조 방법 Download PDFInfo
- Publication number
- KR101543916B1 KR101543916B1 KR1020130163369A KR20130163369A KR101543916B1 KR 101543916 B1 KR101543916 B1 KR 101543916B1 KR 1020130163369 A KR1020130163369 A KR 1020130163369A KR 20130163369 A KR20130163369 A KR 20130163369A KR 101543916 B1 KR101543916 B1 KR 101543916B1
- Authority
- KR
- South Korea
- Prior art keywords
- low temperature
- steel
- austenite
- molten steel
- weight
- Prior art date
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 93
- 239000010959 steel Substances 0.000 title claims abstract description 93
- 238000004519 manufacturing process Methods 0.000 title abstract description 10
- 238000012545 processing Methods 0.000 claims abstract description 17
- 229910001566 austenite Inorganic materials 0.000 claims description 57
- 229910052799 carbon Inorganic materials 0.000 claims description 37
- 239000011651 chromium Substances 0.000 claims description 29
- 229910052748 manganese Inorganic materials 0.000 claims description 25
- 230000007547 defect Effects 0.000 claims description 21
- 229910052804 chromium Inorganic materials 0.000 claims description 17
- 229910052759 nickel Inorganic materials 0.000 claims description 17
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 10
- 229910052750 molybdenum Inorganic materials 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 7
- 238000003475 lamination Methods 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 4
- 239000011733 molybdenum Substances 0.000 claims description 4
- 238000005098 hot rolling Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 abstract description 3
- 239000011572 manganese Substances 0.000 description 44
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 35
- 239000000463 material Substances 0.000 description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 32
- 230000000052 comparative effect Effects 0.000 description 29
- 230000035882 stress Effects 0.000 description 27
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 21
- 230000015572 biosynthetic process Effects 0.000 description 15
- 239000013078 crystal Substances 0.000 description 12
- 239000010949 copper Substances 0.000 description 8
- 229910000734 martensite Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000009466 transformation Effects 0.000 description 8
- 230000001965 increasing effect Effects 0.000 description 7
- 230000002829 reductive effect Effects 0.000 description 7
- 229910000859 α-Fe Inorganic materials 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 238000003754 machining Methods 0.000 description 6
- 230000036961 partial effect Effects 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005496 tempering Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 238000005204 segregation Methods 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 229910000617 Mangalloy Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 244000166124 Eucalyptus globulus Species 0.000 description 1
- 230000001594 aberrant effect Effects 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006355 external stress Effects 0.000 description 1
- 239000003949 liquefied natural gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
- C22C38/18—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous 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
- 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
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium 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
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium 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
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
- C22C38/18—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
- 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
- C21D2211/001—Austenite
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)
- Coating With Molten Metal (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020130163369A KR101543916B1 (ko) | 2013-12-25 | 2013-12-25 | 표면 가공 품질이 우수한 저온용강 및 그 제조 방법 |
| US15/102,662 US20160319407A1 (en) | 2013-12-25 | 2014-12-19 | Steel for low-temperature service having excellent surface processing quality |
| CN201811116893.0A CN109266959B (zh) | 2013-12-25 | 2014-12-19 | 表面加工品质优异的低温用钢 |
| JP2016560327A JP6615773B2 (ja) | 2013-12-25 | 2014-12-19 | 表面加工品質に優れた低温用鋼 |
| PCT/KR2014/012601 WO2015099363A1 (fr) | 2013-12-25 | 2014-12-19 | Acier lingot basse température présentant une excellente qualité de traitement de surface |
| CN201480070844.1A CN105849302B (zh) | 2013-12-25 | 2014-12-19 | 表面加工品质优异的低温用钢 |
| EP14873409.8A EP3088555A4 (fr) | 2013-12-25 | 2014-12-19 | Acier lingot basse température présentant une excellente qualité de traitement de surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020130163369A KR101543916B1 (ko) | 2013-12-25 | 2013-12-25 | 표면 가공 품질이 우수한 저온용강 및 그 제조 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20150075315A KR20150075315A (ko) | 2015-07-03 |
| KR101543916B1 true KR101543916B1 (ko) | 2015-08-11 |
Family
ID=53479151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020130163369A KR101543916B1 (ko) | 2013-12-25 | 2013-12-25 | 표면 가공 품질이 우수한 저온용강 및 그 제조 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20160319407A1 (fr) |
| EP (1) | EP3088555A4 (fr) |
| JP (1) | JP6615773B2 (fr) |
| KR (1) | KR101543916B1 (fr) |
| CN (2) | CN109266959B (fr) |
| WO (1) | WO2015099363A1 (fr) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6645103B2 (ja) * | 2014-10-22 | 2020-02-12 | 日本製鉄株式会社 | 高Ｍｎ鋼材及びその製造方法 |
| JP6589535B2 (ja) * | 2015-10-06 | 2019-10-16 | 日本製鉄株式会社 | 低温用厚鋼板及びその製造方法 |
| KR101714922B1 (ko) * | 2015-12-18 | 2017-03-10 | 주식회사 포스코 | 인성 및 내부품질이 우수한 내마모 강재 및 그 제조방법 |
| JP6703608B2 (ja) * | 2015-12-22 | 2020-06-03 | ポスコＰｏｓｃｏ | 耐水素脆化性に優れたオーステナイト系鋼材 |
| WO2018104984A1 (fr) * | 2016-12-08 | 2018-06-14 | Ｊｆｅスチール株式会社 | TÔLE D'ACIER À TENEUR ÉLEVÉE EN Mn ET SON PROCÉDÉ DE PRODUCTION |
| KR101940874B1 (ko) * | 2016-12-22 | 2019-01-21 | 주식회사 포스코 | 저온인성 및 항복강도가 우수한 고 망간 강 및 제조 방법 |
| KR101917473B1 (ko) * | 2016-12-23 | 2018-11-09 | 주식회사 포스코 | 내마모성과 인성이 우수한 오스테나이트계 강재 및 그 제조방법 |
| EP3617337A4 (fr) * | 2017-04-26 | 2020-03-25 | JFE Steel Corporation | ACIER RICHE EN Mn ET SON PROCÉDÉ DE PRODUCTION |
| KR102109270B1 (ko) * | 2017-10-18 | 2020-05-12 | 주식회사 포스코 | 표면품질이 우수한 저온용 고 망간강재 및 제조방법 |
| CN111433381B (zh) * | 2017-12-07 | 2021-09-03 | 杰富意钢铁株式会社 | 高Mn钢及其制造方法 |
| KR102020381B1 (ko) * | 2017-12-22 | 2019-09-10 | 주식회사 포스코 | 내마모성이 우수한 강재 및 그 제조방법 |
| KR102367801B1 (ko) * | 2018-02-07 | 2022-02-24 | 제이에프이 스틸 가부시키가이샤 | 고Mn강 및 그의 제조 방법 |
| KR102004654B1 (ko) * | 2018-03-23 | 2019-07-26 | 서울과학기술대학교 산학협력단 | 극저온 인성이 우수한 알루미늄 첨가 오스테나이트계 경량 고망간강 및 그의 제조방법 |
| US20190382875A1 (en) * | 2018-06-14 | 2019-12-19 | The Nanosteel Company, Inc. | High Strength Steel Alloys With Ductility Characteristics |
| US11959157B2 (en) | 2018-08-03 | 2024-04-16 | Jfe Steel Corporation | High-Mn steel and method of producing same |
| WO2020035917A1 (fr) * | 2018-08-15 | 2020-02-20 | Ｊｆｅスチール株式会社 | Tôle d'acier et procédé de production de celle-ci |
| KR102255827B1 (ko) * | 2018-10-25 | 2021-05-26 | 주식회사 포스코 | 표면품질이 우수한 극저온용 오스테나이트계 고망간 강재 및 그 제조방법 |
| KR20240034893A (ko) * | 2019-01-22 | 2024-03-14 | 아뻬랑 | 용접성이 향상된 철-망가니즈 합금 |
| CN114480980B (zh) * | 2021-12-29 | 2023-09-08 | 中国铁路设计集团有限公司 | 一种铬铜合金化耐候型孪生诱发塑性钢及其制备方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4257808A (en) | 1979-08-13 | 1981-03-24 | The United States Of America As Represented By The United States Department Of Energy | Low Mn alloy steel for cryogenic service and method of preparation |
| JPS5896853A (ja) * | 1981-11-17 | 1983-06-09 | Sumitomo Metal Ind Ltd | 耐食性および機械加工性に優れた極低温用高Ｍｎ鋼 |
| JPS58197256A (ja) * | 1982-05-12 | 1983-11-16 | Kawasaki Steel Corp | 耐候性および耐銹性にすぐれる高靭性高Ｍｎ鋼 |
| JPH0742549B2 (ja) * | 1990-09-28 | 1995-05-10 | 新日本製鐵株式会社 | リニアモーターカー鋼橋用高Ｍｎ非磁性鋼 |
| JP2978427B2 (ja) * | 1995-05-22 | 1999-11-15 | 株式会社神戸製鋼所 | 極低温用高Ｍｎ非磁性鋼及び製造方法 |
| KR100240990B1 (ko) | 1995-12-11 | 2000-03-02 | 이구택 | 저온인성이 우수한 고강도 페라이트계 망간강의 제조방법 |
| KR100320959B1 (ko) | 1996-12-30 | 2002-06-20 | 전선기 | 극저온충격특성이우수한고망간강및그제조방법 |
| FR2857980B1 (fr) * | 2003-07-22 | 2006-01-13 | Usinor | Procede de fabrication de toles d'acier austenitique fer-carbone-manganese, a haute resistance, excellente tenacite et aptitude a la mise en forme a froid, et toles ainsi produites |
| FR2878257B1 (fr) * | 2004-11-24 | 2007-01-12 | Usinor Sa | Procede de fabrication de toles d'acier austenitique, fer-carbone-manganese a tres hautes caracteristiques de resistance et d'allongement, et excellente homogeneite |
| JP4529872B2 (ja) * | 2005-11-04 | 2010-08-25 | 住友金属工業株式会社 | 高Ｍｎ鋼材及びその製造方法 |
| WO2007080646A1 (fr) | 2006-01-13 | 2007-07-19 | Sumitomo Metal Industries, Ltd. | Acier cryogenique |
| KR101322170B1 (ko) * | 2009-12-28 | 2013-10-25 | 주식회사 포스코 | 연성이 우수한 강재 |
| KR20120065464A (ko) * | 2010-12-13 | 2012-06-21 | 주식회사 포스코 | 항복비 및 연성이 우수한 오스테나이트계 경량 고강도 강판 및 그의 제조방법 |
| KR101353843B1 (ko) * | 2011-12-27 | 2014-01-20 | 주식회사 포스코 | 용접 열영향부 극저온 인성이 우수한 오스테나이트 강재 |
| EP2799571B1 (fr) * | 2011-12-27 | 2021-04-07 | Posco | Acier austénitique présentant une usinabilité et une résistance aux températures cryogéniques améliorées dans des zones affectées par la température de soudage, et procédé de production correspondant |
| CN104136647A (zh) * | 2011-12-28 | 2014-11-05 | Posco公司 | 在焊接热影响区具有优异机械加工性及韧性的耐磨奥氏体钢及其生产方法 |
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2013
- 2013-12-25 KR KR1020130163369A patent/KR101543916B1/ko active IP Right Grant
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2014
- 2014-12-19 JP JP2016560327A patent/JP6615773B2/ja active Active
- 2014-12-19 CN CN201811116893.0A patent/CN109266959B/zh active Active
- 2014-12-19 WO PCT/KR2014/012601 patent/WO2015099363A1/fr active Application Filing
- 2014-12-19 EP EP14873409.8A patent/EP3088555A4/fr not_active Ceased
- 2014-12-19 US US15/102,662 patent/US20160319407A1/en not_active Abandoned
- 2014-12-19 CN CN201480070844.1A patent/CN105849302B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015099363A8 (fr) | 2015-09-17 |
| WO2015099363A1 (fr) | 2015-07-02 |
| EP3088555A4 (fr) | 2017-04-05 |
| CN105849302A (zh) | 2016-08-10 |
| JP2017507249A (ja) | 2017-03-16 |
| KR20150075315A (ko) | 2015-07-03 |
| JP6615773B2 (ja) | 2019-12-04 |
| CN109266959B (zh) | 2022-05-24 |
| CN109266959A (zh) | 2019-01-25 |
| EP3088555A1 (fr) | 2016-11-02 |
| CN105849302B (zh) | 2018-08-28 |
| US20160319407A1 (en) | 2016-11-03 |
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