CN116323988A - 钢板以及钢板的制造方法 - Google Patents
钢板以及钢板的制造方法 Download PDFInfo
- Publication number
- CN116323988A CN116323988A CN202180065720.4A CN202180065720A CN116323988A CN 116323988 A CN116323988 A CN 116323988A CN 202180065720 A CN202180065720 A CN 202180065720A CN 116323988 A CN116323988 A CN 116323988A
- Authority
- CN
- China
- Prior art keywords
- less
- steel sheet
- content
- toughness
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 160
- 239000010959 steel Substances 0.000 title claims abstract description 160
- 238000004519 manufacturing process Methods 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 20
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 53
- 239000002245 particle Substances 0.000 claims abstract description 35
- 239000000203 mixture Substances 0.000 claims abstract description 24
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 13
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 11
- 239000012535 impurity Substances 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims description 46
- 238000005266 casting Methods 0.000 claims description 17
- 238000005098 hot rolling Methods 0.000 claims description 15
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 26
- 230000000694 effects Effects 0.000 description 42
- 239000000463 material Substances 0.000 description 30
- 239000000758 substrate Substances 0.000 description 21
- 229910001566 austenite Inorganic materials 0.000 description 19
- 230000002829 reductive effect Effects 0.000 description 18
- 238000010438 heat treatment Methods 0.000 description 16
- 238000005096 rolling process Methods 0.000 description 15
- 229910001563 bainite Inorganic materials 0.000 description 14
- 230000007423 decrease Effects 0.000 description 13
- 229910000734 martensite Inorganic materials 0.000 description 13
- 229910052761 rare earth metal Inorganic materials 0.000 description 12
- 150000002910 rare earth metals Chemical class 0.000 description 12
- 238000012360 testing method Methods 0.000 description 12
- 230000009466 transformation Effects 0.000 description 11
- 229910000859 α-Fe Inorganic materials 0.000 description 11
- 229910045601 alloy Inorganic materials 0.000 description 8
- 239000000956 alloy Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 8
- 239000002244 precipitate Substances 0.000 description 8
- 230000003749 cleanliness Effects 0.000 description 7
- 239000006104 solid solution Substances 0.000 description 7
- 238000000354 decomposition reaction Methods 0.000 description 6
- 238000007670 refining Methods 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 5
- 238000009863 impact test Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 229910001562 pearlite Inorganic materials 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010191 image analysis Methods 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
-
- 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
- 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
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)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020-185386 | 2020-11-05 | ||
| JP2020185389 | 2020-11-05 | ||
| JP2020-185389 | 2020-11-05 | ||
| JP2020185386 | 2020-11-05 | ||
| PCT/JP2021/040171 WO2022097588A1 (ja) | 2020-11-05 | 2021-10-29 | 鋼板および鋼板の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116323988A true CN116323988A (zh) | 2023-06-23 |
Family
ID=81457911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180065720.4A Pending CN116323988A (zh) | 2020-11-05 | 2021-10-29 | 钢板以及钢板的制造方法 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP7243916B2 (ja) |
| KR (1) | KR20230041046A (ja) |
| CN (1) | CN116323988A (ja) |
| WO (1) | WO2022097588A1 (ja) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5076658B2 (ja) | 2006-12-06 | 2012-11-21 | Ｊｆｅスチール株式会社 | 大入熱溶接用鋼材 |
| JP4964007B2 (ja) * | 2007-04-12 | 2012-06-27 | 株式会社神戸製鋼所 | 材質異方性が少なくｈａｚ靭性および低温母材靭性に優れた厚鋼板 |
| JP2010031309A (ja) * | 2008-07-25 | 2010-02-12 | Kobe Steel Ltd | 厚肉鋼板およびその製造方法 |
| JP5493659B2 (ja) * | 2009-09-30 | 2014-05-14 | Ｊｆｅスチール株式会社 | 大入熱溶接熱影響部の靭性に優れた高強度鋼 |
| BR112012024297B1 (pt) * | 2010-05-27 | 2019-02-12 | Nippon Steel & Sumitomo Metal Corporation | Método de produção de uma chapa de aço |
| JP5713135B1 (ja) * | 2013-11-19 | 2015-05-07 | 新日鐵住金株式会社 | 鋼板 |
-
2021
- 2021-10-29 WO PCT/JP2021/040171 patent/WO2022097588A1/ja active Application Filing
- 2021-10-29 CN CN202180065720.4A patent/CN116323988A/zh active Pending
- 2021-10-29 KR KR1020237005508A patent/KR20230041046A/ko unknown
- 2021-10-29 JP JP2022504041A patent/JP7243916B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2022097588A1 (ja) | 2022-05-12 |
| WO2022097588A1 (ja) | 2022-05-12 |
| JP7243916B2 (ja) | 2023-03-22 |
| KR20230041046A (ko) | 2023-03-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |