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    Hot-forgeable Nickel-based superalloy excellent in high temperature strength
    1.
    发明公开
    Hot-forgeable Nickel-based superalloy excellent in high temperature strength 有权
    HeißschmiedbareSuperlegierung auf Nickelbasis mit hervorragender Hochtemperaturfestigkeit

    公开(公告)号：EP2826877A3

    公开(公告)日：2015-04-01

    申请号：EP14153229.1

    申请日：2014-01-30

    申请人： Daido Steel Co.,Ltd.

    发明人： Osaki, Mototsugu ,  Ueta, Shigeki ,  Okajima, Takuma ,  Hori, Ayumi

    IPC分类号： C22C19/05

    CPC分类号： C22C19/056 ,  C22C19/055

    摘要： The present invention provides a hot-forgeable Ni-based superalloy excellent in high temperature strength, including, in terms of % by mass: C: more than 0.001% and less than 0.100%, Cr: 11.0% or more and less than 19.0%, Co: 0.5% or more and less than 22.0%, Fe: 0.5% or more and less than 10.0%, Si: less than 0.1%, Mo: more than 2.0% and less than 5.0%, W: more than 1.0% and less than 5.0%, Mo+1/2W: 2.5% or more and less than 5.5%, S: 0.010% or less, Nb: 0.3% or more and less than 2.0%, Al: more than 3.00% and less than 6.50%, and Ti: 0.20% or more and less than 2.49%, with the balance being Ni and unavoidable impurities, in which (Ti/Al)×10 is 0.2 or more and less than 4.0 in terms of atomic ratio, and in which Al+Ti+Nb is 8.5% or more and less than 13.0% in terms of atomic%.

    摘要翻译： 本发明提供一种耐热强度优异的热可锻Ni基超合金，其包括以质量％计：C：大于0.001％且小于0.100％的Cr：11.0％以上且小于19.0％ ，Co：0.5％以上且小于22.0％，Fe：0.5％以上且小于10.0％，Si：小于0.1％，Mo：大于2.0％且小于5.0％，W：大于1.0％ 小于5.0％，Mo + 1 / 2W：2.5％以上且小于5.5％，S：0.010％以下，Nb：0.3％以上且小于2.0％，Al：超过3.00％以下 6.50％，Ti：0.20％以上且小于2.49％，余量为Ni和不可避免的杂质，其中（Ti / Al）×10为原子比的0.2以上且小于4.0，在 其中Al + Ti + Nb以原子％计为8.5％以上且小于13.0％。

    NI-BASED SUPERALLOY FOR HOT FORGING
    3.
    发明公开
    NI-BASED SUPERALLOY FOR HOT FORGING 有权
    镍基高温合金热锻造

    公开(公告)号：EP3208355A1

    公开(公告)日：2017-08-23

    申请号：EP17154800.1

    申请日：2017-02-06

    申请人： Daido Steel Co.,Ltd.

    发明人： Osaki, Mototsugu ,  Ueta, Shigeki ,  Izumi, Kohki

    IPC分类号： C22C19/05

    CPC分类号： C22C19/056

    摘要： The present invention relates to an Ni-based superalloy for hot forging, containing, in terms of % by mass, C: more than 0.001 % and less than 0.100%, Cr: 11% or more and less than 19%, Co: more than 5% and less than 25%, Fe: 0.1% or more and less than 4.0%, Mo: more than 2.0% and less than 5.0%, W: more than 1.0% and less than 5.0%, Nb: 2.0% or more and less than 4.0%, Al: more than 3.0% and less than 5.0%, and Ti: more than 1.0% and less than 3.0%, with the balance being unavoidable impurities and Ni, in which the component composition satisfies the following two relationships: 3.5 ≤ ([Ti]+[Nb])/[Al]×10

    摘要翻译： 本发明涉及用于热锻的Ni基超合金，其按质量百分比计含有：C：大于0.001％且小于0.100％，Cr：11％以上且小于19％，Co：更多 5％以上且小于25％，Fe：0.1％以上且小于4.0％，Mo：大于2.0％且小于5.0％，W：大于1.0％且小于5.0％，Nb：2.0％或 以上且小于4.0％，Al：大于3.0％且小于5.0％，Ti：大于1.0％且小于3.0％，余量为不可避免的杂质和Ni，其中组分组成满足以下两个 关系：3.5≤（[Ti] + [Nb]）/ [Al]×10 <6.5和9.5≤[Al] + [Ti] + [Nb] <13.0。

    Hot-forgeable Nickel-based superalloy excellent in high temperature strength
    4.
    发明公开
    Hot-forgeable Nickel-based superalloy excellent in high temperature strength 有权
    Heißschmiedbare Superlegierung auf Nickelbasis mit hervorragender Hochtemperaturfestigkeit

    公开(公告)号：EP2826877A2

    公开(公告)日：2015-01-21

    申请号：EP14153229.1

    申请日：2014-01-30

    申请人： Daido Steel Co.,Ltd.

    发明人： Osaki, Mototsugu ,  Ueta, Shigeki ,  Okajima, Takuma ,  Hori, Ayumi

    IPC分类号： C22C19/05

    CPC分类号： C22C19/056 ,  C22C19/055

    摘要： The present invention provides a hot-forgeable Ni-based superalloy excellent in high temperature strength, including, in terms of % by mass: C: more than 0.001% and less than 0.100%, Cr: 11.0% or more and less than 19.0%, Co: 0.5% or more and less than 22.0%, Fe: 0.5% or more and less than 10.0%, Si: less than 0.1%, Mo: more than 2.0% and less than 5.0%, W: more than 1.0% and less than 5.0%, Mo+1/2W: 2.5% or more and less than 5.5%, S: 0.010% or less, Nb: 0.3% or more and less than 2.0%, Al: more than 3.00% and less than 6.50%, and Ti: 0.20% or more and less than 2.49%, with the balance being Ni and unavoidable impurities, in which (Ti/Al)×10 is 0.2 or more and less than 4.0 in terms of atomic ratio, and in which Al+Ti+Nb is 8.5% or more and less than 13.0% in terms of atomic%.

    摘要翻译： 本发明提供一种耐热强度优异的热可锻Ni基超合金，其包括以质量％计：C：大于0.001％且小于0.100％的Cr：11.0％以上且小于19.0％ ，Co：0.5％以上且小于22.0％，Fe：0.5％以上且小于10.0％，Si：小于0.1％，Mo：大于2.0％且小于5.0％，W：大于1.0％ 小于5.0％，Mo + 1 / 2W：2.5％以上且小于5.5％，S：0.010％以下，Nb：0.3％以上且小于2.0％，Al：超过3.00％以下 6.50％，Ti：0.20％以上且小于2.49％，余量为Ni和不可避免的杂质，其中（Ti / Al）×10为原子比的0.2以上且小于4.0，在 其中Al + Ti + Nb以原子％计为8.5％以上且小于13.0％。

    NI-BASED SUPERALLOY FOR HOT FORGING
    5.
    发明授权
    NI-BASED SUPERALLOY FOR HOT FORGING 有权

    公开(公告)号：EP3208355B1

    公开(公告)日：2018-07-11

    申请号：EP17154800.1

    申请日：2017-02-06

    申请人： Daido Steel Co.,Ltd.

    发明人： Osaki, Mototsugu ,  Ueta, Shigeki ,  Izumi, Kohki

    IPC分类号： C22C19/05

    CPC分类号： C22C19/056

    摘要： The present invention relates to an Ni-based superalloy for hot forging, containing, in terms of % by mass, C: more than 0.001 % and less than 0.100%, Cr: 11% or more and less than 19%, Co: more than 5% and less than 25%, Fe: 0.1% or more and less than 4.0%, Mo: more than 2.0% and less than 5.0%, W: more than 1.0% and less than 5.0%, Nb: 2.0% or more and less than 4.0%, Al: more than 3.0% and less than 5.0%, and Ti: more than 1.0% and less than 3.0%, with the balance being unavoidable impurities and Ni, in which the component composition satisfies the following two relationships: 3.5 ‰¤ ([Ti]+[Nb])/[Al]×10

    Maraging steel
    8.
    发明公开
    Maraging steel 审中-公开
    MartensitaushärtenderStahl

    公开(公告)号：EP2671955A1

    公开(公告)日：2013-12-11

    申请号：EP13002915.0

    申请日：2013-06-06

    申请人： Daido Steel Co.,Ltd. ,  IHI Corporation

    发明人： Ueta, Shigeki ,  Takabayashi, Hiroyuki ,  Kimura, Ei ,  Tanaka, Yuta ,  Takahashi, Satoshi ,  Nakanowatari, Isao ,  Sasaki, Kota ,  Yamane, Koshiro ,  Yusa, Satoru

    IPC分类号： C21D6/04 ,  C21D1/25 ,  C22C38/06 ,  C22C38/10 ,  C22C38/18 ,  C22C38/44 ,  C22C38/50 ,  C22C38/52

    CPC分类号： C21D6/004 ,  C21D1/25 ,  C21D6/007 ,  C21D6/02 ,  C21D6/04 ,  C21D7/13 ,  C22C38/06 ,  C22C38/44 ,  C22C38/50 ,  C22C38/52

    摘要： The present invention provides a maraging steel containing: 0.10≤C≤0.30 mass%, 6.0≤Ni≤9.4 mass%, 11.0≤Co≤20.0 mass%, 1.0≤Mo≤6.0 mass%, 2.0≤Cr≤6.0 mass%, 0.5≤Al≤1.3 mass%, and Ti≤0.1 mass%, with the balance being Fe and unavoidable impurities, and satisfying 1.00≤A≤1.08, in which A is 0.95+0.35×[C]-0.0092×[Ni]+0.011×[Co]-0.02[Cr]-0.001×[Mo], where [C] indicates a content (mass%) of C, [Ni] indicates a content (mass%) of Ni, [Co] indicates a content (mass%) of Co, [Cr] indicates a content (mass%) of Cr, and [Mo] indicates a content (mass%) of Mo, respectively. The maraging steel has a tensile strength of 2,300 MPa or more and is also excellent in the toughness/ductility and fatigue characteristics.

    摘要翻译： 本发明提供了一种马氏体时效钢，其含量分别为：0.10‰‰‰0.30质量％，6.0‰¤Ni‰¤9.4质量％，11.0‰¤‰¤20.0质量％，1.0‰¤‰‰6.0质量％，2.0 ‰¤Cr‰¤6.0质量％，0.5‰¤Al‰¤1.3质量％，Ti‰‰0.1质量％，余量为Fe和不可避免的杂质，满足1.00‰¤A‰¤1.08，其中A为 0.95 + 0.35×[C] -0.0092×[Ni] + 0.011×[Co] -0.02 [Cr] -0.001×[Mo]，[C]表示C的含量（质量％），[Ni] Ni的含量（质量％），[Co]表示Co的含量（质量％），[Cr]表示Cr的含量（质量％），[Mo]分别表示Mo的含量（质量％）。 马氏体时效钢的拉伸强度为2300MPa以上，韧性/延展性和疲劳特性也优异。

    Hot-forgeable Nickel-based superalloy excellent in high temperature strength
    9.
    发明授权
    Hot-forgeable Nickel-based superalloy excellent in high temperature strength 有权
    高温强度优异的热锻性镍基高温合金

    公开(公告)号：EP2826877B1

    公开(公告)日：2017-07-26

    申请号：EP14153229.1

    申请日：2014-01-30

    申请人： Daido Steel Co.,Ltd.

    发明人： Osaki, Mototsugu ,  Ueta, Shigeki ,  Okajima, Takuma ,  Hori, Ayumi

    IPC分类号： C22C19/05

    CPC分类号： C22C19/056 ,  C22C19/055

    摘要： The present invention provides a hot-forgeable Ni-based superalloy excellent in high temperature strength, including, in terms of % by mass: C: more than 0.001% and less than 0.100%, Cr: 11.0% or more and less than 19.0%, Co: 0.5% or more and less than 22.0%, Fe: 0.5% or more and less than 10.0%, Si: less than 0.1%, Mo: more than 2.0% and less than 5.0%, W: more than 1.0% and less than 5.0%, Mo+1/2W: 2.5% or more and less than 5.5%, S: 0.010% or less, Nb: 0.3% or more and less than 2.0%, Al: more than 3.00% and less than 6.50%, and Ti: 0.20% or more and less than 2.49%, with the balance being Ni and unavoidable impurities, in which (Ti/Al)×10 is 0.2 or more and less than 4.0 in terms of atomic ratio, and in which Al+Ti+Nb is 8.5% or more and less than 13.0% in terms of atomic%.

    摘要翻译： 本发明提供一种高温强度优异的热锻性Ni基超合金，其特征在于，以质量％计含有C：大于0.001％且小于0.100％，Cr：11.0％以上且小于19.0％ ，Co：0.5％以上且小于22.0％，Fe：0.5％以上且小于10.0％，Si：小于0.1％，Mo：大于2.0％且小于5.0％，W：大于1.0％ 以下且小于5.0％，Mo + 1 / 2W：2.5％以上且小于5.5％，S：0.010％以下，Nb：0.3％以上且小于2.0％，Al：大于3.00％且小于 6.50％，Ti：0.20％以上且小于2.49％，余量为Ni和不可避免的杂质，（Ti / Al）×10以原子比计为0.2以上且小于4.0， 以原子％计，Al + Ti + Nb为8.5％以上且小于13.0％。