KR101889018B1 - 마그네슘 합금 판재 및 이의 제조방법 - Google Patents
마그네슘 합금 판재 및 이의 제조방법 Download PDFInfo
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- KR101889018B1 KR101889018B1 KR1020160178364A KR20160178364A KR101889018B1 KR 101889018 B1 KR101889018 B1 KR 101889018B1 KR 1020160178364 A KR1020160178364 A KR 1020160178364A KR 20160178364 A KR20160178364 A KR 20160178364A KR 101889018 B1 KR101889018 B1 KR 101889018B1
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- 229910000861 Mg alloy Inorganic materials 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title abstract description 9
- 239000011777 magnesium Substances 0.000 claims abstract description 23
- 239000012535 impurity Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 95
- 238000005096 rolling process Methods 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 14
- 229910052749 magnesium Inorganic materials 0.000 claims description 10
- 238000000265 homogenisation Methods 0.000 claims description 9
- 238000005498 polishing Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 description 52
- 238000005260 corrosion Methods 0.000 description 52
- 239000011575 calcium Substances 0.000 description 51
- 230000000052 comparative effect Effects 0.000 description 43
- 229910045601 alloy Inorganic materials 0.000 description 35
- 239000000956 alloy Substances 0.000 description 35
- 229910052727 yttrium Inorganic materials 0.000 description 21
- 229910052791 calcium Inorganic materials 0.000 description 19
- 239000000203 mixture Substances 0.000 description 19
- 229910052790 beryllium Inorganic materials 0.000 description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 14
- 235000012907 honey Nutrition 0.000 description 14
- 238000005266 casting Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 11
- 239000011701 zinc Substances 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 239000000377 silicon dioxide Substances 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 239000011572 manganese Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 229910052725 zinc Inorganic materials 0.000 description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 5
- 229910018131 Al-Mn Inorganic materials 0.000 description 4
- 229910018461 Al—Mn Inorganic materials 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000004512 die casting Methods 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910018167 Al—Be Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- IHCCLXNEEPMSIO-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperidin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 IHCCLXNEEPMSIO-UHFFFAOYSA-N 0.000 description 1
- YKCSYIYQRSVLAK-UHFFFAOYSA-N 3,5-dimethyl-2-phenylmorpholine Chemical compound CC1NC(C)COC1C1=CC=CC=C1 YKCSYIYQRSVLAK-UHFFFAOYSA-N 0.000 description 1
- DFGKGUXTPFWHIX-UHFFFAOYSA-N 6-[2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]acetyl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)C1=CC2=C(NC(O2)=O)C=C1 DFGKGUXTPFWHIX-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- OJKANDGLELGDHV-UHFFFAOYSA-N disilver;dioxido(dioxo)chromium Chemical compound [Ag+].[Ag+].[O-][Cr]([O-])(=O)=O OJKANDGLELGDHV-UHFFFAOYSA-N 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 239000003562 lightweight material Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000007528 sand casting Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000009718 spray deposition Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 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
- C22C23/00—Alloys based on magnesium
- C22C23/02—Alloys based on magnesium with aluminium as the next major constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
- B21B1/463—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting in a continuous process, i.e. the cast not being cut before rolling
-
- 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
- B21B3/003—Rolling non-ferrous metals immediately subsequent to continuous casting, i.e. in-line rolling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C23/00—Alloys based on magnesium
- C22C23/04—Alloys based on magnesium with zinc or cadmium as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/06—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of magnesium or alloys based thereon
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- 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)
- Heat Treatment Of Sheet Steel (AREA)
- Hard Magnetic Materials (AREA)
- Laminated Bodies (AREA)
Abstract
본 발명의 일 구현예는 마그네슘 합금 판재 전체 100중량%에 대해, Al: 1.0 내지 10.5중량%, Zn: 0.1 내지 2.0중량%, Ca: 0.1 내지 2.0중량%, Y: 0.03 내지 1.0중량%, Be: 0.002 내지 0.02중량%, 잔부 Mg 및 불가피한 불순물을 포함하는 것인 마그네슘 합금 판재를 제공한다.
Description
도2는 실시예 1 내지 3의 내식성 비교 실험 후 합금 표면을 관찰한 것이다.
도 3은 비교예 7 및 8의 내식성 비교 실험 후 합금 표면을 관찰한 것이다.
도 4는 비교예 2와 실시예 1의 Al-Mn상의 전압 전위(volta potential)를 측정하여 나타낸 것이다.
구분
|
합금 성분 및 조성( 중량% ) |
부식속도
(mm/y) |
||||||
Al | Zn | Mn | Ca | Y | Be | Mg | ||
비교예1 | - | - | - | - | - | - | Bal. | 2.40 |
비교예2 | 3 | 1 | 0.3 | - | - | 0.001 | Bal. | 3.51 |
실시예1 | 3 | 1 | 0.3 | 0.5 | 0.2 | 0.005 | Bal. | 0.26 |
실시예2 | 6 | 1 | 0.3 | 0.5 | 0.1 | 0.005 | Bal. | 0.46 |
실시예3 | 9 | 1 | 0.15 | 0.4 | 0.1 | 0.005 | Bal. | 0.62 |
비교예3 | 3 | 1 | 0.3 | 0.5 | - | - | Bal. | 2.79 |
비교예4 | 3 | 1 | 0.3 | - | 0.2 | - | Bal. | 1.54 |
비교예5 | 3 | 1 | 0.3 | 0.5 | - | 0.005 | Bal. | 3.74 |
비교예6 | 3 | 1 | 0.3 | - | 0.2 | 0.005 | Bal. | 1.41 |
비교예7 | 2 | - | 0.3 | 0.5 | 0.2 | 0.001 | Bal. | 2.62 |
비교예8 | - | 1 | - | 0.5 | 0.2 | - | Bal. | 3.67 |
비교예9 | - | - | - | 0.5 | 0.3 | - | Bal. | 1.32 |
비교예10 | - | - | - | 0.3 | 0.5 | - | Bal. | 3.90 |
비교예11 | 3 | 1 | 0.3 | 0.3 | 0.3 | 0.005 | Bal. | 1.16 |
Claims (13)
- 마그네슘 합금 판재 전체 100중량%에 대해, Al: 1.0 내지 10.5중량%, Zn: 0.1 내지 2.0중량%, Ca: 0.1 내지 2.0중량%, Y: 0.03 내지 1.0중량%, Be: 0.004 내지 0.02중량%, Mn: 0.5중량% 이하(0중량% 제외), 잔부 Mg 및 불가피한 불순물을 포함하는 것인 마그네슘 합금 판재.
- 제1항에서,
상기 마그네슘 합금 판재는 하기 관계식 (1)을 만족하는 것인 마그네슘 합금 판재.
2[Y]≤[Ca] ------------------------------------ 관계식 (1)
(단, 상기 [Y], [Ca]은 각각의 성분의 중량%를 의미한다.)
- 제2항에서,
상기 마그네슘 합금 판재는 하기 관계식 (2)를 만족하는 것인 마그네슘 합금 판재.
[Ca]+[Y]≤2.5중량% ---------------------------- 관계식 (2)
(단, 상기 [Y], [Ca]은 각각의 성분의 중량%를 의미한다.)
- 삭제
- 제1항에서,
상기 마그네슘 합금 판재 전체 100중량%에 대해, Be: 0.004 내지 0.01중량% 만큼 포함하는 것인 마그네슘 합금 판재.
- 제5항에서,
상기 불가피한 불순물은 Fe: 0.005중량% 이하, Si: 0.01중량% 이하, Cu: 0.01중량%이하, Ni: 0.01중량% 이하, 또는 이들의 조합인 것인 마그네슘 합금 판재.
- 전체 100중량%에 대해, Al: 1.0 내지 10.5중량%, Zn: 0.1 내지 2.0중량%, Ca: 0.1 내지 2.0중량%, Y: 0.03 내지 1.0중량%, Be: 0.004 내지 0.02중량%, Mn: 0.5중량% 이하(0중량% 제외), 잔부 Mg 및 불가피한 불순물을 포함하는 주조재를 준비하는 단계;
상기 주조재를 균질화 열처리하는 단계; 및
상기 균질화 열처리된 주조재를 압연하여 마그네슘 합금 판재를 제조하는 단계; 를 포함하는 것인 마그네슘 합금 판재의 제조방법.
- 제7항에서,
전체 100중량%에 대해, Al: 1.0 내지 10.5중량%, Zn: 0.1 내지 2.0중량%, Ca: 0.1 내지 2.0중량%, Y: 0.03 내지 1.0중량%, Be: 0.002 내지 0.02중량%, 잔부 Mg 및 불가피한 불순물을 포함하는 주조재를 준비하는 단계;에서,
상기 주조재는 하기 관계식 (1)을 만족하는 것인 마그네슘 합금 판재의 제조방법.
2[Y]≤[Ca] ------------------------------------ 관계식 (1)
(단, 상기 [Y], [Ca]은 각각의 성분의 중량%를 의미한다.)
- 제8항에서,
전체 100중량%에 대해, Al: 1.0 내지 10.5중량%, Zn: 0.1 내지 2.0중량%, Ca: 0.1 내지 2.0중량%, Y: 0.03 내지 1.0중량%, Be: 0.002 내지 0.02중량%, 잔부 Mg 및 불가피한 불순물을 포함하는 주조재를 준비하는 단계;에서,
상기 주조재는 하기 관계식 (2)를 만족하는 것인 마그네슘 합금 판재의 제조방법.
[Ca]+[Y]≤2.5중량% ---------------------------- 관계식 (2)
(단, 상기 [Y], [Ca]은 각각의 성분의 중량%를 의미한다.)
- 삭제
- 제7항에서,
상기 주조재를 균질화 열처리하는 단계;는,
350 내지 500℃ 온도 범위에서 균질화 열처리하는 것인 마그네슘 합금 판재의 제조방법.
- 제7항에서,
상기 주조재를 균질화 열처리하는 단계;는,
4 내지 48시간 동안 균질화 열처리하는 것인 마그네슘 합금 판재의 제조방법.
- 제12항에서,
상기 균질화 열처리된 주조재를 압연하여 마그네슘 합금 판재를 제조하는 단계;는,
상기 균질화 열처리된 주조재를 압연하여 압연재를 제조하는 단계; 및
상기 압연재를 표면 연마하여 마그네슘 합금 판재를 제조하는 단계;를 포함하는 것인 마그네슘 합금 판재의 제조방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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KR1020160178364A KR101889018B1 (ko) | 2016-12-23 | 2016-12-23 | 마그네슘 합금 판재 및 이의 제조방법 |
CN201780078970.5A CN110382724B (zh) | 2016-12-23 | 2017-12-12 | 镁合金板材及其制造方法 |
EP17884531.9A EP3561098B1 (en) | 2016-12-23 | 2017-12-12 | Magnesium alloy sheet and manufacturing method thereof |
PCT/KR2017/014570 WO2018117521A1 (ko) | 2016-12-23 | 2017-12-12 | 마그네슘 합금 판재 및 이의 제조방법 |
JP2019533046A JP6916882B2 (ja) | 2016-12-23 | 2017-12-12 | マグネシウム合金板材およびその製造方法 |
US16/472,966 US11091823B2 (en) | 2016-12-23 | 2017-12-12 | Magnesium alloy sheet and manufacturing method thereof |
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KR101889018B1 true KR101889018B1 (ko) | 2018-09-20 |
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US (1) | US11091823B2 (ko) |
EP (1) | EP3561098B1 (ko) |
JP (1) | JP6916882B2 (ko) |
KR (1) | KR101889018B1 (ko) |
CN (1) | CN110382724B (ko) |
WO (1) | WO2018117521A1 (ko) |
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KR102271295B1 (ko) * | 2018-07-18 | 2021-06-29 | 주식회사 포스코 | 마그네슘 합금 판재 및 이의 제조방법 |
CN109182861A (zh) | 2018-11-08 | 2019-01-11 | 中信戴卡股份有限公司 | 一种塑性变形镁合金及其制备方法 |
JPWO2021117909A1 (ko) * | 2019-12-13 | 2021-06-17 | ||
WO2021131205A1 (ja) * | 2019-12-23 | 2021-07-01 | 住友電気工業株式会社 | マグネシウム合金板、及びマグネシウム合金コイル材 |
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CA2603858C (en) | 2005-04-04 | 2015-10-20 | Cast Centre Pty Ltd | Magnesium alloy |
JP2008229650A (ja) | 2007-03-19 | 2008-10-02 | Mitsui Mining & Smelting Co Ltd | マグネシウム合金塑性加工部材及びその製造方法 |
KR100860091B1 (ko) | 2007-04-05 | 2008-09-25 | 주식회사 지알로이테크놀로지 | 축비가 감소된 마그네슘 합금 및 그 마그네슘 합금의 판재제조방법 |
JP2010156007A (ja) * | 2008-12-26 | 2010-07-15 | Mitsubishi Alum Co Ltd | 耐食性及び表面処理性に優れるマグネシウム合金板材とその製造方法 |
JP5522400B2 (ja) | 2009-12-11 | 2014-06-18 | 住友電気工業株式会社 | マグネシウム合金材 |
KR101066536B1 (ko) | 2010-10-05 | 2011-09-21 | 한국기계연구원 | 기계적 특성이 우수한 난연성 마그네슘 합금 및 그 제조방법 |
JP5880811B2 (ja) | 2011-06-22 | 2016-03-09 | 住友電気工業株式会社 | マグネシウム合金鋳造材、マグネシウム合金鋳造コイル材、マグネシウム合金展伸材、マグネシウム合金接合材、マグネシウム合金鋳造材の製造方法、マグネシウム合金展伸材の製造方法、及びマグネシウム合金部材の製造方法 |
CN102899545A (zh) | 2012-10-17 | 2013-01-30 | 创金美科技(深圳)有限公司 | 一种稀土镁合金及其制备方法 |
CN104745906B (zh) * | 2013-12-25 | 2017-09-29 | 比亚迪股份有限公司 | 一种镁合金及其制备方法 |
KR20160036297A (ko) | 2014-09-25 | 2016-04-04 | 한국기계연구원 | 마그네슘 합금 판재의 제조 방법 및 이에 의해 제조된 마그네슘 합금 판재 |
JP6465338B2 (ja) | 2014-10-15 | 2019-02-06 | 住友電気工業株式会社 | マグネシウム合金、マグネシウム合金板、マグネシウム合金部材、及びマグネシウム合金の製造方法 |
KR101931672B1 (ko) * | 2014-12-19 | 2018-12-21 | 한국기계연구원 | 고속압출용 난연성 마그네슘 합금 및 이를 이용하여 제조한 마그네슘 합금 압출재의 제조방법 |
CN104404329A (zh) * | 2014-12-19 | 2015-03-11 | 中北大学 | 一种高耐腐蚀镁合金材料及其制备方法 |
KR20160011136A (ko) | 2015-03-25 | 2016-01-29 | 한국기계연구원 | 내식성이 향상된 마그네슘 합금 및 이를 이용하여 제조한 마그네슘 합금 부재의 제조방법 |
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- 2017-12-12 US US16/472,966 patent/US11091823B2/en active Active
- 2017-12-12 WO PCT/KR2017/014570 patent/WO2018117521A1/ko unknown
- 2017-12-12 JP JP2019533046A patent/JP6916882B2/ja active Active
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JP2020510750A (ja) | 2020-04-09 |
KR20180074357A (ko) | 2018-07-03 |
US11091823B2 (en) | 2021-08-17 |
US20190368010A1 (en) | 2019-12-05 |
CN110382724B (zh) | 2022-03-25 |
JP6916882B2 (ja) | 2021-08-11 |
EP3561098A1 (en) | 2019-10-30 |
EP3561098B1 (en) | 2021-12-01 |
EP3561098A4 (en) | 2019-10-30 |
CN110382724A (zh) | 2019-10-25 |
WO2018117521A1 (ko) | 2018-06-28 |
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