KR20250004714A - 강판, 부재 및 그들의 제조 방법 - Google Patents

강판, 부재 및 그들의 제조 방법 Download PDF

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KR20250004714A
KR20250004714A KR1020247036687A KR20247036687A KR20250004714A KR 20250004714 A KR20250004714 A KR 20250004714A KR 1020247036687 A KR1020247036687 A KR 1020247036687A KR 20247036687 A KR20247036687 A KR 20247036687A KR 20250004714 A KR20250004714 A KR 20250004714A
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steel plate
voids
steel sheet
steel
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Korean (ko)
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팡이 왕
요시야스 가와사키
다츠야 나카가이토
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제이에프이 스틸 가부시키가이샤
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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5953693U (ja) 1982-10-01 1984-04-09 象印チエンブロツク株式会社 交流電動モ−タ用電源装置
JPS6052472U (ja) 1983-09-20 1985-04-12 日邦バルブ工業株式会社 流量調整可能なボ−ル弁型止水栓

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JP3887235B2 (ja) 2002-01-11 2007-02-28 新日本製鐵株式会社 伸びフランジ性と耐衝突特性に優れた高強度鋼板、高強度溶融亜鉛めっき鋼板及び高強度合金化溶融亜鉛めっき鋼板とその製造方法
MX2010003835A (es) * 2007-10-10 2010-05-13 Nucor Corp Acero estructurado metalografico complejo y metodo para manufacturarlo.
JP5953693B2 (ja) 2011-09-30 2016-07-20 新日鐵住金株式会社 めっき密着性と成形性に優れた高強度溶融亜鉛めっき鋼板とその製造方法
WO2016113789A1 (ja) 2015-01-15 2016-07-21 Ｊｆｅスチール株式会社 高強度溶融亜鉛めっき鋼板およびその製造方法
KR101828699B1 (ko) * 2016-09-12 2018-02-12 현대제철 주식회사 자동차 부품용 냉연 강판 및 그 제조 방법
JP7001204B1 (ja) * 2020-03-31 2022-02-03 Ｊｆｅスチール株式会社 鋼板及び部材
US12091723B2 (en) * 2020-06-30 2024-09-17 Jfe Steel Corporation Galvanized steel sheet, member, and method for producing them
EP4137602A4 (en) * 2020-06-30 2023-03-29 JFE Steel Corporation GALVANIZED STEEL SHEET, ELEMENT AND METHOD OF PRODUCTION THEREOF

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5953693U (ja) 1982-10-01 1984-04-09 象印チエンブロツク株式会社 交流電動モ−タ用電源装置
JPS6052472U (ja) 1983-09-20 1985-04-12 日邦バルブ工業株式会社 流量調整可能なボ−ル弁型止水栓

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