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公开(公告)号:EP3095883A1
公开(公告)日:2016-11-23
申请号:EP16170616.3
申请日:2016-05-20
申请人: Daido Steel Co.,Ltd.
CPC分类号: C21D6/02 , C21D1/25 , C21D6/007 , C21D6/04 , C21D2211/008 , C22C38/002 , C22C38/02 , C22C38/06 , C22C38/10 , C22C38/105 , C22C38/44 , C22C38/46 , C22C38/48 , C22C38/50 , C22C38/52 , C22C38/54
摘要: The present invention relates to a maraging steel containing, in terms of mass%, 0.20 ≤ C ≤ 0.35, 9.0 ≤ Co ≤ 20.0, 1.0 ≤ (Mo + W/2) ≤ 2.0, 1.0 ≤ Cr ≤ 4.0, and a certain amount of Ni, with the balance being Fe and inevitable impurities, in which in a case where the contents of V and Nb satisfy V + Nb ≤ 0.020 mass%, the amount ofNi is 6.0 ≤ Ni ≤ 9.4, and in which in a case where the contents of V and Nb satisfy 0.020 mass%
摘要翻译: 本发明涉及一种马氏体时效钢,以质量%计,0.20‰¤‰0.35,9.0‰¤‰20.0,1.0‰¤(Mo + W / 2)‰‰2.0,1.0‰¤Cr ‰¤4.0,一定量的Ni,余量为Fe和不可避免的杂质,其中V和Nb含量满足V + Nb‰‰0.020质量%的情况下,Ni的数量为6.0‰¤Ni ‰¤9.4,其中V和Nb的含量满足0.020质量%
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公开(公告)号:EP4180227A1
公开(公告)日:2023-05-17
申请号:EP22206708.4
申请日:2022-11-10
IPC分类号: B33Y70/00 , C22C33/02 , C22C38/02 , C22C38/04 , C22C38/44 , C22C38/46 , C22C38/48 , B22F5/00
摘要: The present invention relates to a metal powder containing: 0.001 mass% ≤ C ≤ 0.45 mass%, 0.01 mass% ≤ Si ≤ 3.50 mass%, Mn ≤ 2.0 mass%, 7.5 mass% ≤ Cr ≤ 21.0 mass%, 1.5 mass% ≤ Ni ≤ 7.0 mass%, Mo ≤ 1.3 mass%, 0.05 mass% ≤ V ≤ 2.0 mass%, Al ≤ 0.015 mass%, and N ≤ 0.20 mass%, with the balance being Fe and unavoidable impurities, satisfying 0.05 mass% ≤ C+N ≤ 0.58 mass%, and satisfying: 10 eq /Ni eq eq = Cr+Mo+1.5Si+0.5Nb, and Ni eq = Ni+30C+30N+0.5Mn.
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公开(公告)号:EP3095884A1
公开(公告)日:2016-11-23
申请号:EP16170618.9
申请日:2016-05-20
申请人: Daido Steel Co.,Ltd.
摘要: The present invention relates to a maraging steel containing, in terms of mass%, 0.10 ≤ C ≤ 0.35, 9.0 ≤ Co ≤ 20.0, 1.0 ≤ (Mo + W/2) ≤ 2.0, 1.0 ≤ Cr ≤ 4.0, a certain amount ofNi, a certain amount of A1, and V + Nb ≤ 0.60, with the balance being Fe and inevitable impurities, in which in a case of V + Nb ≤ 0.020, the amount of Ni is 6.0 ≤ Ni ≤ 9.4 and the amount of Al is 1.4 ≤ A1 ≤ 2.0, and in a case of 0.020
摘要翻译: 本发明涉及以质量%计含有0.10≤C≤0.35,9.0≤Co≤20.0,1.0≤(Mo + W / 2)≤2.0,1.0≤Cr≤4.0的马氏体时效钢,一定量的Ni ,一定量的Al和V +Nb≤0.60,其余为Fe和不可避免的杂质,其中在V +Nb≤0.020的情况下,Ni的量为6.0≤Ni≤9.4,Al的量 为1.4≤Al≤2.0,在0.020
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