JP5897713B2 - 器具を用いた熱間成形および/または焼入れの後に析出によって硬化し、非常に高い強度および延性を有する圧延鋼ならびにこの製造方法 - Google Patents
器具を用いた熱間成形および/または焼入れの後に析出によって硬化し、非常に高い強度および延性を有する圧延鋼ならびにこの製造方法 Download PDFInfo
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- JP5897713B2 JP5897713B2 JP2014529043A JP2014529043A JP5897713B2 JP 5897713 B2 JP5897713 B2 JP 5897713B2 JP 2014529043 A JP2014529043 A JP 2014529043A JP 2014529043 A JP2014529043 A JP 2014529043A JP 5897713 B2 JP5897713 B2 JP 5897713B2
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- 229910000831 Steel Inorganic materials 0.000 title claims description 106
- 239000010959 steel Substances 0.000 title claims description 106
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- 238000001556 precipitation Methods 0.000 title description 15
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- 239000010949 copper Substances 0.000 description 4
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- 229910052757 nitrogen Inorganic materials 0.000 description 4
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- 238000011282 treatment Methods 0.000 description 4
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 4
- 229910052720 vanadium Inorganic materials 0.000 description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
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- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
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- 230000002411 adverse Effects 0.000 description 2
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- 239000010941 cobalt Substances 0.000 description 2
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- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000005097 cold rolling Methods 0.000 description 2
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- 239000007788 liquid Substances 0.000 description 2
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- 239000011733 molybdenum Substances 0.000 description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
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- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910000922 High-strength low-alloy steel Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910008332 Si-Ti Inorganic materials 0.000 description 1
- 229910006749 Si—Ti Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000004070 electrodeposition Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000012994 industrial processing Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910001105 martensitic stainless steel Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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- 238000005554 pickling Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- 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
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- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
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- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/12—Aluminium or alloys based thereon
-
- 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
- C21D2211/004—Dispersions; Precipitations
-
- 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
- C21D2211/008—Martensite
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12736—Al-base component
- Y10T428/1275—Next to Group VIII or IB metal-base component
- Y10T428/12757—Fe
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12785—Group IIB metal-base component
- Y10T428/12792—Zn-base component
- Y10T428/12799—Next to Fe-base component [e.g., galvanized]
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Description
Si+Ti≧2.5%、およびTi/Si≧0.3
組成の残りの部分は、鉄および処理の結果生じる避けられない不純物からなる。
組成の残りの部分は、鉄および処理の結果生じる避けられない不純物からなる。
−オーステナイト化温度Tγ(℃)
−オーステナイト化時間tγ(秒)
−平均冷却速度Vref1(℃/s)
−冷却Vref1を停止したときの温度Tint
−析出熱処理VC2(℃/s)を実施するための第2の加熱
−析出保持温度TOA(℃)
−析出保持時間tOA(分)
−最終空気冷却Vref2
Claims (19)
- 圧延鋼板またはブランクであって、化学組成には、重量パーセントで表すと、
C≦0.1%
0.5%≦Mn≦7%
0.5%≦Si≦3.5%
0.5%≦Ti≦2%
2%≦Ni≦7%
Al≦0.10%
S≦0.005%
P≦0.03%
Nb≦0.1%
V≦0.1%
B<0.005%
N≦0.008%
が含まれ、
ケイ素およびチタンの配合量は、
Si+Ti≧2.5%
Ti/Si≧0.3
のようになり、組成の残りの部分は、鉄および処理の結果生じる避けられない不純物からなる、圧延鋼板またはブランク。 - 請求項1に記載の圧延鋼板またはブランクであって、化学組成には、重量パーセントで表すと、
C≦0.050%
3≦Mn≦5%
1.0≦Si≦3.0%
0.5≦Ti≦1.5%
2.5≦Ni≦3.5%
Al≦0.10%
S≦0.005%
P≦0.03%
Nb≦0.1%
V≦0.1%
B<0.005%
N≦0.008%
が含まれ、
ケイ素およびチタンの配合量は、
Si+Ti≧2.5%
Ti/Si≧0.3
のようになり、組成の残りの部分は、鉄および処理の結果生じる避けられない不純物からなる、圧延鋼板またはブランク。 - 鋼部品のミクロ組織が、マルテンサイトを少なくとも95%含み、Fe2TiSi型の金属間析出物を含む、請求項1または2に記載の鋼板またはブランクから作られる鋼部品。
- 前記金属間析出物の面積パーセントが、1から5%の間である、請求項3に記載の鋼部品。
- 前記金属間析出物の平均半径が、1から10nmの間である、請求項3または請求項4に記載の鋼部品。
- 鋼部品の弾性限界が、1300MPa以上であり、破断伸びが4%以上である、請求項3から5の一項に記載の鋼部品。
- 亜鉛、亜鉛ベースの合金または亜鉛合金を含有する被覆を含む、請求項3から6のいずれかに記載の鋼部品。
- アルミニウム、アルミニウムベースの合金またはアルミニウム合金を含有する被覆を含む、請求項3から6のいずれかに記載の鋼部品。
- 鋼部品を製作するための方法であって、
圧延鋼板のミクロ組織が、Fe2TiSi型の金属間析出物を表面パーセントで1%未満含む、請求項1または2に記載の組成を有する圧延鋼板を入手する段階と、
前記圧延鋼板を切断してブランクを得る段階と、
前記ブランクを時間tγの間、炉内で温度Tγに加熱し、ブランクを完全なオーステナイト組織にする段階と、
ブランクを温度Msよりも高い温度で器具内で打ち抜いて部品を得る段階と、
前記部品を平均冷却速度Vref1で温度Msを下回る温度まで冷却してマルテンサイト化したマトリックスを生成する段階と、次いで
鋼部品を保持温度TOAまで保持時間tOAの間加熱して、Fe2TiSi型の金属間析出物を表面パーセントで1%から5%析出させることにより特定の機械的性能を鋼部品に与える段階と
を含む、方法。 - 鋼部品を製作するための方法であって、
圧延鋼板のミクロ組織が、Fe2TiSi型の金属間析出物を表面パーセントで1%未満含む、請求項1または2に記載の組成を有する圧延鋼板を入手する段階と、
前記圧延鋼板を切断してブランクを得る段階と、
前記ブランクを打ち抜く段階と、
ブランクを時間tγの間、炉内で温度Tγに加熱し、ブランクを完全なオーステナイト組織にする段階と、
前記ブランクを炉から取り出す段階と、
前記ブランクを温度Msを上回る温度で器具内で打ち抜いて部品を得る段階と、
前記部品を平均冷却速度Vref1で温度Msを下回る温度まで冷却する段階と、
鋼部品を保持温度TOAまで保持時間tOAの間加熱して、Fe2TiSi型の金属間析出物を表面パーセントで1%から5%析出させることにより特定の機械的性能を鋼部品に与える段階と
を含む、方法。 - 温度Tγが、700から1200℃の間である、請求項9または請求項10に記載の製作方法。
- 温度Tγが、880から980℃の間である、請求項11に記載の製作方法。
- 保持時間tγが、60から360秒の間である、請求項9から12のいずれかに記載の製作方法。
- 平均冷却速度Vref1が、10から70℃/sの間である、請求項9から13のいずれかに記載の製作方法。
- 保持時間tOAが、400から600℃の間である、請求項9から14のいずれかに記載の製作方法。
- 保持時間tOAが、30から600分の間である、請求項9から15のいずれかに記載の製作方法。
- 時間tOAの間、温度TOAまで加熱された片を、次いで亜鉛、亜鉛合金または亜鉛ベースの合金で被覆する、請求項9から16のいずれかに記載の製作方法。
- 時間tOAの間、温度TOAまで加熱された片を、次いでアルミニウム、アルミニウム合金またはアルミニウムベースの合金で被覆する、請求項9から16のいずれかに記載の製作方法。
- 陸上用モータビークル用の構造部品または安全部品の製作のための、請求項3から8のいずれかに記載の部品または請求項9から18のいずれかに記載の通り製作された部品の利用。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/FR2011/000490 WO2013034815A1 (fr) | 2011-09-06 | 2011-09-06 | Acier lamine durcissant par precipitation apres formage a chaud et/ou trempe sous outil a tres haute resistance et ductilite et son procede de fabrication |
Publications (2)
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JP2014529688A JP2014529688A (ja) | 2014-11-13 |
JP5897713B2 true JP5897713B2 (ja) | 2016-03-30 |
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US (1) | US9689050B2 (ja) |
EP (1) | EP2753723B1 (ja) |
JP (1) | JP5897713B2 (ja) |
KR (1) | KR101485306B1 (ja) |
CN (1) | CN103890213B (ja) |
BR (1) | BR112014005153B1 (ja) |
CA (1) | CA2847809C (ja) |
ES (1) | ES2558110T3 (ja) |
HU (1) | HUE027449T2 (ja) |
MA (1) | MA35421B1 (ja) |
MX (1) | MX359260B (ja) |
PL (1) | PL2753723T3 (ja) |
RU (1) | RU2578280C2 (ja) |
UA (1) | UA109963C2 (ja) |
WO (1) | WO2013034815A1 (ja) |
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WO2017017485A1 (en) | 2015-07-30 | 2017-02-02 | Arcelormittal | A method for the manufacture of a phosphatable part starting from a steel sheet coated with a metallic coating based on aluminium |
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RU2014113318A (ru) | 2015-10-20 |
CN103890213A (zh) | 2014-06-25 |
EP2753723B1 (fr) | 2015-11-18 |
US9689050B2 (en) | 2017-06-27 |
ES2558110T3 (es) | 2016-02-02 |
MA35421B1 (fr) | 2014-09-01 |
BR112014005153B1 (pt) | 2019-05-14 |
WO2013034815A1 (fr) | 2013-03-14 |
US20150147589A1 (en) | 2015-05-28 |
EP2753723A1 (fr) | 2014-07-16 |
MX359260B (es) | 2018-09-20 |
MX2014002694A (es) | 2014-06-04 |
RU2578280C2 (ru) | 2016-03-27 |
PL2753723T3 (pl) | 2016-05-31 |
HUE027449T2 (hu) | 2016-09-28 |
CN103890213B (zh) | 2016-10-05 |
BR112014005153A2 (pt) | 2017-03-28 |
UA109963C2 (uk) | 2015-10-26 |
CA2847809A1 (fr) | 2013-03-14 |
KR20140048350A (ko) | 2014-04-23 |
CA2847809C (fr) | 2016-06-07 |
JP2014529688A (ja) | 2014-11-13 |
KR101485306B1 (ko) | 2015-01-21 |
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