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公开(公告)号:EP4414474A2
公开(公告)日:2024-08-14
申请号:EP24156652.0
申请日:2024-02-08
发明人: Sato, Takamasa
IPC分类号: C22C38/10 , C22C38/02 , C22C38/06 , C22C38/12 , C22C38/30 , C22C38/00 , C21D8/12 , C21D9/46 , C21D6/00 , C22C33/04 , C21D1/74 , H01F1/147
CPC分类号: C22C38/10 , C22C38/02 , C22C38/06 , C22C38/12 , C22C38/30 , C22C38/005 , C22C33/04 , C21D8/12 , C21D8/1205 , C21D8/1222 , C21D8/1233 , C21D8/1261 , C21D8/1266 , C21D8/1272 , C21D9/46 , C21D6/007 , C21D1/74 , H01F1/147
摘要: The present invention relates to a Fe-Co alloy for a soft magnetic member, including an alloy composition that includes, in terms of mass%, 10.00%
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公开(公告)号:EP4357475A1
公开(公告)日:2024-04-24
申请号:EP23204046.9
申请日:2023-10-17
发明人: Kawano, Masamichi
IPC分类号: C22C38/00 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/28 , C22C38/30 , C22C38/40 , C22C38/42 , C22C38/44 , C22C38/46 , C22C38/50 , C22C38/52 , C22C38/54 , C22C38/60
CPC分类号: C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/42 , C22C38/44 , C22C38/46 , C22C38/60 , C22C38/50 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/28 , C22C38/30 , C22C38/40 , C22C38/54 , C22C38/52
摘要: The present invention relates to a steel material containing: 0.19 mass% ≤ C ≤ 0.31 mass%; 0.010 mass% ≤ V ≤ 0.180 mass%; Mn ≤ 1.50 mass%; 5.60 mass% ≤ Cr ≤ 6.60 mass%; Cu + Ni ≤ 0.84 mass%; 0.60 mass% ≤ Si ≤ 1.40 mass%; 0.60 mass% ≤ Mo ≤ 2.00 mass%; 0.001 mass% ≤ Al ≤ 0.080 mass%; and 0.003 mass% ≤ N ≤ 0.040 mass%, with a balance being Fe and unavoidable impurities, in which the contents of Mn and Cr satisfy Mn/Cr > 0.150.
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公开(公告)号:EP4343007A1
公开(公告)日:2024-03-27
申请号:EP23198533.4
申请日:2023-09-20
发明人: Kawano, Masamichi
IPC分类号: C21D1/28 , C21D1/32 , C21D1/78 , C21D6/00 , C21D9/00 , C22C38/00 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/20 , C22C38/22 , C22C38/24 , C22C38/28 , C22C38/30 , C22C38/40 , C22C38/42 , C22C38/44 , C22C38/46 , C22C38/50 , C22C38/52 , C22C38/60
摘要: The present invention relates to a steel material including: 0.25 mass% ≤ C ≤ 0.37 mass%; 0.08 mass% ≤ V ≤ 0.28 mass%; 6.60 mass% ≤ Mn + Cr ≤ 7.40 mass%; Mn/Cr ≤ 0.150; Mn ≥ 0.60 mass%; Cr ≤ 6.60 mass%; Cu + Ni ≤ 0.84 mass%; 0.40 mass% ≤ Si ≤ 0.90 mass%; 0.60 mass% ≤ Mo ≤ 2.00 mass%; 0.001 mass% ≤ Al ≤ 0.080 mass%; and 0.003 mass% ≤ N ≤ 0.040 mass%, with the balance being Fe and unavoidable impurities.
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公开(公告)号:EP3770291B1
公开(公告)日:2024-01-17
申请号:EP19772012.1
申请日:2019-03-20
发明人: KOYAMA, Tatsuya , NEISHI, Yutaka
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5.
公开(公告)号:EP4267772A1
公开(公告)日:2023-11-01
申请号:EP21843991.7
申请日:2021-12-22
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公开(公告)号:EP3684957B1
公开(公告)日:2023-10-04
申请号:EP18759887.5
申请日:2018-08-16
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公开(公告)号:EP3778957B1
公开(公告)日:2023-03-22
申请号:EP19775695.0
申请日:2019-03-25
发明人: KAMITANI, Hiroki , SOMA, Atsushi , YOSHIDA, Shinji , ARAI, Yuji , OKADA, Seiya
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公开(公告)号:EP3660178B1
公开(公告)日:2022-10-19
申请号:EP17912348.4
申请日:2017-08-28
发明人: KIM, Hyoung-Seop , MOON, Jong-Un , BAE, Jae-Wung
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公开(公告)号:EP3445885B1
公开(公告)日:2022-10-19
申请号:EP17717456.2
申请日:2017-04-19
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10.
公开(公告)号:EP4026928A1
公开(公告)日:2022-07-13
申请号:EP20861202.8
申请日:2020-08-28
申请人: POSCO
发明人: CHAE, Jae-Yong , LEE, Hong-Ju
摘要: The present invention is to provide a steel plate with physical properties superior to existing steel plates used in fields such as industrial machinery, especially excellent low-temperature impact toughness along with high strength and high hardness, and a method for manufacturing same.
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