CN107250410B - 时效硬化性钢和使用了时效硬化性钢的部件的制造方法 - Google Patents
时效硬化性钢和使用了时效硬化性钢的部件的制造方法 Download PDFInfo
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- CN107250410B CN107250410B CN201680010678.5A CN201680010678A CN107250410B CN 107250410 B CN107250410 B CN 107250410B CN 201680010678 A CN201680010678 A CN 201680010678A CN 107250410 B CN107250410 B CN 107250410B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 236
- 239000010959 steel Substances 0.000 title claims abstract description 236
- 238000004519 manufacturing process Methods 0.000 title claims description 32
- 230000032683 aging Effects 0.000 claims abstract description 125
- 229910001563 bainite Inorganic materials 0.000 claims abstract description 38
- 239000000203 mixture Substances 0.000 claims abstract description 21
- 239000000126 substance Substances 0.000 claims abstract description 19
- 239000012535 impurity Substances 0.000 claims abstract description 16
- 238000005242 forging Methods 0.000 claims description 52
- 238000001816 cooling Methods 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 20
- 238000003754 machining Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 7
- 229910052720 vanadium Inorganic materials 0.000 abstract description 14
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 9
- 229910052804 chromium Inorganic materials 0.000 abstract description 8
- 229910052748 manganese Inorganic materials 0.000 abstract description 8
- 229910052710 silicon Inorganic materials 0.000 abstract description 6
- 229910052719 titanium Inorganic materials 0.000 abstract description 5
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- 229910052758 niobium Inorganic materials 0.000 abstract description 4
- 229910052717 sulfur Inorganic materials 0.000 abstract description 4
- 238000003483 aging Methods 0.000 description 145
- 230000000694 effects Effects 0.000 description 56
- 239000010813 municipal solid waste Substances 0.000 description 34
- 229910052761 rare earth metal Inorganic materials 0.000 description 25
- 230000009467 reduction Effects 0.000 description 25
- 238000005520 cutting process Methods 0.000 description 23
- 239000000463 material Substances 0.000 description 21
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- 238000012360 testing method Methods 0.000 description 17
- 229910052799 carbon Inorganic materials 0.000 description 16
- 238000001556 precipitation Methods 0.000 description 16
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 11
- 238000004458 analytical method Methods 0.000 description 11
- 229910052750 molybdenum Inorganic materials 0.000 description 11
- 229910001566 austenite Inorganic materials 0.000 description 10
- 238000012545 processing Methods 0.000 description 9
- 238000011835 investigation Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000006185 dispersion Substances 0.000 description 7
- 230000009466 transformation Effects 0.000 description 7
- 238000009661 fatigue test Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 230000036961 partial effect Effects 0.000 description 6
- 230000035882 stress Effects 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 238000005098 hot rolling Methods 0.000 description 5
- 150000004767 nitrides Chemical class 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 5
- 230000002401 inhibitory effect Effects 0.000 description 4
- 229910000734 martensite Inorganic materials 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 230000005501 phase interface Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 235000015170 shellfish Nutrition 0.000 description 3
- 238000005275 alloying Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 229910001567 cementite Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
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- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 238000013001 point bending Methods 0.000 description 2
- 238000004881 precipitation hardening Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
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- 238000009617 vacuum fusion Methods 0.000 description 2
- 230000018199 S phase Effects 0.000 description 1
- 229910000754 Wrought iron Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000000399 optical microscopy Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000002927 oxygen compounds Chemical class 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
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- 239000000243 solution Substances 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
-
- 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
- C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
-
- 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
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- 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
- C21D6/02—Hardening by precipitation
-
- 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
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
-
- 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
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
- C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires 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
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- 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
- C22C38/002—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
- C22C38/06—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
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium 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
- C22C38/38—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
- 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
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
-
- 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)
- Materials Engineering (AREA)
- Mechanical 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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-070839 | 2015-03-31 | ||
| JP2015070839 | 2015-03-31 | ||
| PCT/JP2016/058585 WO2016158470A1 (ja) | 2015-03-31 | 2016-03-17 | 時効硬化性鋼及び時効硬化性鋼を用いた部品の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107250410A CN107250410A (zh) | 2017-10-13 |
| CN107250410B true CN107250410B (zh) | 2018-12-21 |
Family
ID=57004246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680010678.5A Expired - Fee Related CN107250410B (zh) | 2015-03-31 | 2016-03-17 | 时效硬化性钢和使用了时效硬化性钢的部件的制造方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20180044757A1 (ja) |
| EP (1) | EP3279356A4 (ja) |
| JP (1) | JP6536673B2 (ja) |
| KR (1) | KR101918432B1 (ja) |
| CN (1) | CN107250410B (ja) |
| WO (1) | WO2016158470A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020090739A1 (ja) * | 2018-10-31 | 2020-05-07 | Ｊｆｅスチール株式会社 | 軟窒化用鋼および軟窒化部品並びにこれらの製造方法 |
| CN110257713A (zh) * | 2019-07-16 | 2019-09-20 | 内蒙古科技大学 | 一种低碳时效钢及其制备方法 |
| MX2023014918A (es) | 2021-06-16 | 2024-02-14 | Arcelormittal | Metodo para producir una pieza de acero y la pieza de acero. |
| CN116024495B (zh) * | 2022-12-21 | 2024-06-14 | 中国兵器科学研究院宁波分院 | 一种马氏体沉淀硬化钢及其制备方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5257460Y2 (ja) * | 1972-06-30 | 1977-12-27 | ||
| JPS62263922A (ja) * | 1986-05-09 | 1987-11-16 | Japan Casting & Forging Corp | 鍛鋼の製造法 |
| JP3900690B2 (ja) * | 1998-06-26 | 2007-04-04 | 愛知製鋼株式会社 | 時効硬化型高強度ベイナイト鋼およびその製造方法 |
| JP3440894B2 (ja) * | 1998-08-05 | 2003-08-25 | Ｊｆｅスチール株式会社 | 伸びフランジ性に優れる高強度熱延鋼板およびその製造方法 |
| JP4435953B2 (ja) * | 1999-12-24 | 2010-03-24 | 新日本製鐵株式会社 | 冷間鍛造用棒線材とその製造方法 |
| JP4415219B2 (ja) * | 2004-07-28 | 2010-02-17 | 大同特殊鋼株式会社 | 時効硬化鋼 |
| JP5123335B2 (ja) * | 2010-01-28 | 2013-01-23 | 本田技研工業株式会社 | クランクシャフトおよびその製造方法 |
| JP5343923B2 (ja) | 2010-05-18 | 2013-11-13 | 新日鐵住金株式会社 | 時効硬化性鋼および機械部品の製造方法 |
| US8876988B2 (en) * | 2010-11-17 | 2014-11-04 | Nippon Steel & Sumitomo Metal Corporation | Steel for nitriding and nitrided part |
| JP5620336B2 (ja) * | 2011-05-26 | 2014-11-05 | 新日鐵住金株式会社 | 高疲労強度、高靭性機械構造用鋼部品およびその製造方法 |
| JP5974623B2 (ja) * | 2012-05-07 | 2016-08-23 | 大同特殊鋼株式会社 | 時効硬化型ベイナイト非調質鋼 |
| JP5825199B2 (ja) * | 2012-05-24 | 2015-12-02 | 新日鐵住金株式会社 | 時効硬化性鋼および機械部品の製造方法 |
| KR101726251B1 (ko) * | 2012-07-26 | 2017-04-12 | 제이에프이 스틸 가부시키가이샤 | 연질화용 강 및 연질화 부품 그리고 이들의 제조 방법 |
| EP2985362B8 (en) * | 2013-10-02 | 2020-10-21 | Nippon Steel Corporation | Age-hardenable steel |
-
2016
- 2016-03-17 EP EP16772353.5A patent/EP3279356A4/en not_active Withdrawn
- 2016-03-17 JP JP2017509558A patent/JP6536673B2/ja active Active
- 2016-03-17 WO PCT/JP2016/058585 patent/WO2016158470A1/ja active Application Filing
- 2016-03-17 CN CN201680010678.5A patent/CN107250410B/zh not_active Expired - Fee Related
- 2016-03-17 KR KR1020177020209A patent/KR101918432B1/ko active IP Right Grant
- 2016-03-17 US US15/556,473 patent/US20180044757A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2016158470A1 (ja) | 2017-12-21 |
| EP3279356A4 (en) | 2018-10-03 |
| EP3279356A1 (en) | 2018-02-07 |
| KR101918432B1 (ko) | 2018-11-13 |
| CN107250410A (zh) | 2017-10-13 |
| KR20170097743A (ko) | 2017-08-28 |
| US20180044757A1 (en) | 2018-02-15 |
| JP6536673B2 (ja) | 2019-07-03 |
| WO2016158470A1 (ja) | 2016-10-06 |
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