KR20050121744A - 열간 프레스 성형품 및 그 제조 방법 - Google Patents
열간 프레스 성형품 및 그 제조 방법 Download PDFInfo
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- KR20050121744A KR20050121744A KR1020057020238A KR20057020238A KR20050121744A KR 20050121744 A KR20050121744 A KR 20050121744A KR 1020057020238 A KR1020057020238 A KR 1020057020238A KR 20057020238 A KR20057020238 A KR 20057020238A KR 20050121744 A KR20050121744 A KR 20050121744A
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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
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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
- C23C2/26—After-treatment
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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
- C23C2/26—After-treatment
- C23C2/261—After-treatment in a gas atmosphere, e.g. inert or reducing atmosphere
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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
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
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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
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
- C23C2/29—Cooling or quenching
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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
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
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- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/673—Quenching devices for die quenching
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- 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.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
- Y10T428/12583—Component contains compound of adjacent metal
- Y10T428/1259—Oxide
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- 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.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
- Y10T428/12611—Oxide-containing component
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- 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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- 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
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12951—Fe-base component
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- 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
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
- Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
- Y10T428/264—Up to 3 mils
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- 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
- Y10T428/27—Web or sheet containing structurally defined element or component, the element or component having a specified weight per unit area [e.g., gms/sq cm, lbs/sq ft, etc.]
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Coating With Molten Metal (AREA)
Abstract
Description
Claims (16)
- 아연계 도금 강재에 열간 프레스를 한 열간 프레스 성형품으로서, 상기 성형품의 표면에, 철-아연 고용상을 포함하고 있는, 1㎛ 이상, 50㎛ 이하의 두께의, 아연계 도금층을 가지고, 해당 아연계 도금층의 위에 존재하는 산화아연층의 평균 두께가 2㎛ 이하인 열간 프레스 성형품.
- 제1항에 있어서, 상기 아연계 도금층의 위에 산화아연층이 실질적으로 존재하지 않는 열간 프레스 성형품.
- 제1항 또는 제2항에 있어서, 상기 아연계 도금층이 실질적으로 철-아연 고용상으로 구성되는 열간 프레스 성형품.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 강재 표면에 존재하는 상기 아연계 도금층 및 산화아연층 중의 총 아연량이 10g/㎡ 이상, 90g/㎡ 이하인 열간 프레스 성형품.
- 아연계 도금 강재에 열간 프레스를 하여 철-아연 고용상을 포함하는 아연계 도금층 및 그 위에 산화아연층을 구비한 열간 프레스 성형품으로 하는 공정, 및, 얻어진 열간 프레스 성형품의 최표층의 산화아연층의 평균 두께가 2㎛ 이하가 되도록 상기 산화아연층의 일부 또는 전부를 제거하는 공정을 포함하는, 열간 프레스 성형품의 제조 방법.
- 제5항에 있어서, 상기 열간 프레스 공정이, 동시에 강재의 담금질도 달성하는 열간 프레스 성형품의 제조 방법.
- 제5항 또는 제6항에 있어서, 상기 산화아연층을 제거하는 공정을 숏 블라스트 및 액체 호닝으로 이루어지는 군으로부터 선택된 방법에 의해 행하는 열간 프레스 성형품의 제조 방법.
- 제7항에 있어서, 상기 숏 블라스트가, 평균 입경 100∼500㎛의 강구를 숏 탄으로서 사용하는 열간 프레스 성형품의 제조 방법.
- 제5항 내지 제8항 중 어느 한 항에 있어서, 상기 산화아연층을 제거하는 공정을, 1㎛ 이상, 50㎛ 이하의 두께의 아연계 도금층이 남도록 행하는 열간 프레스 성형품의 제조 방법.
- 최상층으로서 산화아연층을 가지고, 그 아래에 본질적으로 철-아연 고용상으로 이루어지는 철-아연 고용체층을 가지지만, 실질량의 철-아연 금속간 화합물상을 포함하는 층을 가지고 있지 않은 열간 프레스 성형품에 있어서,상기 산화아연층의 평균 두께가 5㎛ 이하이고, 또한 하기 (1)과 (2)중의 한쪽 또는 양쪽을 충족하는 열간 프레스품.(1) 상기 철-아연 고용체층 및 산화아연층에 함유되는 Al의 합계량이 0.5g/㎡이하이다;(2) 상기 철-아연 고용체층 및 산화아연층에 함유되는 Al산화물의 합계량이 Al로서 5㎎/㎡이하이다.
- 제10항에 있어서, 상기 철-아연 고용체층의 평균 두께가 10~40㎛인 열간 프레스 성형품.
- 강재를 소정 온도로 가열하는 가열 공정과, 이어서 강재를 고온인 채로 프레스 성형하는 프레스 공정을 포함하는 열간 프레스 성형품의 제조 방법에 있어서,상기 강재가, Al함유량이 0.35질량% 이하, 도금 부착량이 40g/㎡ 이상, 80g/㎡ 이하인 용융 아연 도금 강재 또는 합금화 용융 아연 도금 강재이고,상기 가열 공정에서, 강재를 산화성 분위기 중에서 실온으로부터 850℃∼950℃의 온도 범위까지 15℃/초 이하의 평균 속도로 승온한 후, 그 온도 범위에 30초간 이상 유지하고, 또한 상기 승온 시간과 상기 유지 시간의 합계가 3분 이상, 10분 이하이고,상기 프레스 공정에서, 700℃∼950℃의 온도 범위에서 강재를 프레스 성형하는 방법.
- 제12항에 있어서, 강재가 도금 피막 중의 Fe 함유량이 10∼20질량%의 합금화 용융 아연 도금 강재인, 강재를 프레스 성형하는 방법.
- 강재를 소정 온도로 가열하는 가열 공정과, 이어서 강재를 고온인 채로 프레스 성형하는 프레스 공정을 포함하는 열간 프레스 성형품의 제조 방법에 있어서,상기 강재가, 전기 아연 도금 강재 또는 도금 중의 Fe 함유량이 20질량% 이하인 Zn-Fe합금 전기 도금 강재로서, 그 도금 부착량이 40g/㎡ 이상, 80g/㎡ 이하이고,상기 가열 공정에서, 강재를 산화성 분위기 중에서 실온으로부터 850℃∼950℃의 온도 범위까지 15℃/초 이하의 평균 속도로 승온한 후, 그 온도 범위에 30초간 이상 유지하고, 또한 상기 승온 시간과 상기 유지 시간의 합계가 3분 이상, 10분 이하이고,상기 프레스 공정에서, 700℃∼950℃의 온도 범위에서 강재를 프레스 성형하는 방법.
- 제12항 내지 제14항 중 어느 한 항에 있어서, 프레스 공정에 사용하는 금형 중 적어도 일부를 냉각함으로써, 프레스 공정에서 담금질을 행하는, 강재를 프레스 성형하는 방법.
- 제12항 내지 제15항 중 어느 한 항에 있어서, 프레스 공정 후, 프레스 공정에서 얻어진 성형품을 숏 블라스트 또는 액체 호닝에 의해 처리하여, 표면의 산화아연층의 일부 또는 전부를 제거하는, 강재를 프레스 성형하는 방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2003-00118903 | 2003-04-23 | ||
JP2003118903A JP4085876B2 (ja) | 2003-04-23 | 2003-04-23 | 熱間プレス成形品およびその製造方法 |
JPJP-P-2003-00307348 | 2003-08-29 | ||
JP2003307348A JP4506128B2 (ja) | 2003-08-29 | 2003-08-29 | 熱間プレス成形品およびその製造方法 |
Publications (1)
Publication Number | Publication Date |
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KR20050121744A true KR20050121744A (ko) | 2005-12-27 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020057020238A Ceased KR20050121744A (ko) | 2003-04-23 | 2004-04-23 | 열간 프레스 성형품 및 그 제조 방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7399535B2 (ko) |
EP (1) | EP1630244B2 (ko) |
KR (1) | KR20050121744A (ko) |
DE (1) | DE602004021802D1 (ko) |
WO (1) | WO2004094684A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011081394A2 (ko) | 2009-12-29 | 2011-07-07 | 주식회사 포스코 | 도금 강재의 열간 프레스 성형방법 및 이를 이용한 열간 프레스 성형품 |
KR101500184B1 (ko) * | 2013-10-31 | 2015-03-18 | 주식회사 포스코 | 내식성이 향상된 열간 프레스 성형품 및 그 제조 방법 |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007048883A1 (fr) * | 2005-10-27 | 2007-05-03 | Usinor | Procede de fabrication d'une piece a tres hautes caracteristiques mecaniques a partir d'une tole laminee et revetue |
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-
2004
- 2004-04-23 WO PCT/JP2004/005873 patent/WO2004094684A1/ja active Application Filing
- 2004-04-23 DE DE602004021802T patent/DE602004021802D1/de not_active Expired - Lifetime
- 2004-04-23 KR KR1020057020238A patent/KR20050121744A/ko not_active Ceased
- 2004-04-23 EP EP04729213.1A patent/EP1630244B2/en not_active Expired - Lifetime
-
2005
- 2005-10-21 US US11/254,641 patent/US7399535B2/en not_active Expired - Lifetime
Cited By (2)
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WO2011081394A2 (ko) | 2009-12-29 | 2011-07-07 | 주식회사 포스코 | 도금 강재의 열간 프레스 성형방법 및 이를 이용한 열간 프레스 성형품 |
KR101500184B1 (ko) * | 2013-10-31 | 2015-03-18 | 주식회사 포스코 | 내식성이 향상된 열간 프레스 성형품 및 그 제조 방법 |
Also Published As
Publication number | Publication date |
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WO2004094684A1 (ja) | 2004-11-04 |
US20060121305A1 (en) | 2006-06-08 |
DE602004021802D1 (de) | 2009-08-13 |
EP1630244A4 (en) | 2006-08-09 |
EP1630244B2 (en) | 2016-08-17 |
US7399535B2 (en) | 2008-07-15 |
EP1630244A1 (en) | 2006-03-01 |
EP1630244B1 (en) | 2009-07-01 |
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