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    NICKEL ALLOY
    1.
    发明申请
    NICKEL ALLOY 有权
    镍合金

    公开(公告)号：US20130167687A1

    公开(公告)日：2013-07-04

    申请号：US13821975

    申请日：2011-11-09

    申请人： Yuefeng Gu ,  Tadaharu Yokokawa ,  Toshiharu Kobayashi ,  Toshio Osada ,  Junzo Fujioka ,  Hiroshi Harada ,  Daisuke Nagahama ,  Yusuke Kikuchi

    发明人： Yuefeng Gu ,  Tadaharu Yokokawa ,  Toshiharu Kobayashi ,  Toshio Osada ,  Junzo Fujioka ,  Hiroshi Harada ,  Daisuke Nagahama ,  Yusuke Kikuchi

    IPC分类号： C22C30/00

    CPC分类号： C22C30/00 ,  C22C1/0433 ,  C22C19/056 ,  C22C19/057

    摘要： There is provided a nickel alloy having an excellent creep strength as well as high-temperature oxidation resistance. The nickel alloy of the present invention comprises, by mass percent, Cr in a range of 11.5 to 11.9%, Co in a range of 25 to 29%, Mo in a range of 3.4 to 3.7%, W in a range of 1.9 to 2.1%, Ti in a range of 3.9 to 4.4%, Al in a range of 2.9 to 3.2%, C in a range of 0.02 to 0.03%, B in a range of 0.01 to 0.03%, Zr in a range of 0.04 to 0.06%, Ta in a range of 2.1 to 2.2%, Hf in a range of 0.3 to 0.4%, and Nb in a range of 0.5 to 0.8%, the balance being Ni and unavoidable impurities, and contains carbides and borides precipitating in crystal grains and at grain boundaries.

    摘要翻译： 提供了具有优异的蠕变强度以及耐高温氧化性的镍合金。 本发明的镍合金以质量％计含有11.5〜11.9％的Cr，25〜29％的Co，3.4〜3.7％的Mo，1.9〜 2.1％，Ti在3.9〜4.4％的范围内，Al在2.9〜3.2％的范围内，C在0.02〜0.03％的范围，B在0.01〜0.03％的范围，Zr在0.04〜 0.06％，Ta在2.1〜2.2％的范围内，Hf在0.3〜0.4％的范围内，Nb在0.5〜0.8％的范围内，余量为Ni和不可避免的杂质，并含有晶体中析出的碳化物和硼化物 谷物和晶界。

    Nickel alloy
    2.
    发明授权
    Nickel alloy 有权
    镍合金

    公开(公告)号：US08961646B2

    公开(公告)日：2015-02-24

    申请号：US13821975

    申请日：2011-11-09

    申请人： Yuefeng Gu ,  Tadaharu Yokokawa ,  Toshiharu Kobayashi ,  Toshio Osada ,  Junzo Fujioka ,  Hiroshi Harada ,  Daisuke Nagahama ,  Yusuke Kikuchi

    发明人： Yuefeng Gu ,  Tadaharu Yokokawa ,  Toshiharu Kobayashi ,  Toshio Osada ,  Junzo Fujioka ,  Hiroshi Harada ,  Daisuke Nagahama ,  Yusuke Kikuchi

    IPC分类号： B22F1/00 ,  C22C19/05 ,  C22C1/04 ,  C22C30/00

    CPC分类号： C22C30/00 ,  C22C1/0433 ,  C22C19/056 ,  C22C19/057

    摘要： There is provided a nickel alloy having an excellent creep strength as well as high-temperature oxidation resistance. The nickel alloy of the present invention comprises, by mass percent, Cr in a range of 11.5 to 11.9%, Co in a range of 25 to 29%, Mo in a range of 3.4 to 3.7%, W in a range of 1.9 to 2.1%, Ti in a range of 3.9 to 4.4%, Al in a range of 2.9 to 3.2%, C in a range of 0.02 to 0.03%, B in a range of 0.01 to 0.03%, Zr in a range of 0.04 to 0.06%, Ta in a range of 2.1 to 2.2%, Hf in a range of 0.3 to 0.4%, and Nb in a range of 0.5 to 0.8%, the balance being Ni and unavoidable impurities, and contains carbides and borides precipitating in crystal grains and at grain boundaries.

    摘要翻译： 提供了具有优异的蠕变强度以及耐高温氧化性的镍合金。 本发明的镍合金以质量％计含有11.5〜11.9％的Cr，25〜29％的Co，3.4〜3.7％的Mo，1.9〜 2.1％，Ti在3.9〜4.4％的范围内，Al在2.9〜3.2％的范围内，C在0.02〜0.03％的范围，B在0.01〜0.03％的范围，Zr在0.04〜 0.06％，Ta在2.1〜2.2％的范围内，Hf在0.3〜0.4％的范围内，Nb在0.5〜0.8％的范围内，余量为Ni和不可避免的杂质，并含有晶体中析出的碳化物和硼化物 谷物和晶界。

    Ni-BASED SINGLE CRYSTAL SUPERALLOY AND COMPONENT USING THE SAME AS SUBSTRATE
    4.
    发明申请
    Ni-BASED SINGLE CRYSTAL SUPERALLOY AND COMPONENT USING THE SAME AS SUBSTRATE 审中-公开
    镍基单晶超级合金及其相同的元件作为基板

    公开(公告)号：US20110262299A1

    公开(公告)日：2011-10-27

    申请号：US13000111

    申请日：2009-06-26

    申请人： Hiroshi Harada ,  Yutaka Koizumi ,  Toshiharu Kobayashi ,  Tadaharu Yokokawa ,  Masao Sakamoto ,  Kyoko Kawagishi ,  Tomonori Kitashima ,  An-chou Yeh

    发明人： Hiroshi Harada ,  Yutaka Koizumi ,  Toshiharu Kobayashi ,  Tadaharu Yokokawa ,  Masao Sakamoto ,  Kyoko Kawagishi ,  Tomonori Kitashima ,  An-chou Yeh

    IPC分类号： C22C19/05

    CPC分类号： C22C19/057

    摘要： Provided is an Ni-based single crystal superalloy wherein the ingredients have a composition containing, as ratio by mass, from 5.0% by mass to 7.0% by mass of Al, from 4.0% by mass to 8.0% by mass of Ta, from 0% by mass to 2.0% by mass of Mo, from 3.0% by mass to 8.0% by mass of W, from 3.0% by mass to 8.0% by mass of Re, from 0% by mass to 0.50% by mass of Hf, from 3.0% by mass to 6.0% by mass of Cr, from 0% by mass to 9.9% by mass of Co, from 1.0% by mass to 14.0% by mass of Ru, and from 0.1% by mass to 4.0% by mass of Nb, with the balance of Ni and inevitable impurities. The alloy prevents TCP phase precipitation at high temperatures, therefore having improved strength at high temperatures and having oxidation resistance at high temperatures.Specifically, the invention is to provide a high-performance Ni-based single crystal superalloy having well balanced high-temperature strength and high-temperature oxidation resistance in practical use. The invention is also to provide the Ni-based single crystal superalloy having sufficient characteristics in point of “heat treatment window” that should not be overlooked in practical use.

    摘要翻译： 本发明提供一种Ni基单晶超耐热合金，其中成分具有以质量比计含有5.0质量％至7.0质量％的Al，4.0质量％至8.0质量％的Ta，0 以质量计2.0质量％，3.0质量％〜8.0质量％的W，3.0质量％〜8.0质量％的Re，0质量％〜0.50质量％的Hf， 从3.0质量％至6.0质量％的Cr，0质量％至9.9质量％的Co，1.0质量％至14.0质量％的Ru和0.1质量％至4.0质量％ 的Nb，余量为Ni和不可避免的杂质。 该合金防止高温下的TCP相沉淀，因此在高温下具有改善的强度并且在高温下具有抗氧化性。 具体地说，本发明提供一种在实际应用中具有良好平衡的高温强度和高温抗氧化性的高性能Ni基单晶超合金。 本发明还提供在实际应用中不应忽视的“热处理窗”的具有足够特性的Ni基单晶超合金。

    Ni-Base Superalloy, Method for Producing the Same, and Turbine Blade or Turbine Vane Components
    6.
    发明申请
    Ni-Base Superalloy, Method for Producing the Same, and Turbine Blade or Turbine Vane Components 有权
    镍基超合金，其制造方法以及涡轮叶片或涡轮叶片组件

    公开(公告)号：US20100226779A1

    公开(公告)日：2010-09-09

    申请号：US12225254

    申请日：2007-03-16

    申请人： Yutaka Koizumi ,  Hiroshi Harada ,  Tadaharu Yokokawa ,  Toshiharu Kobayashi

    发明人： Yutaka Koizumi ,  Hiroshi Harada ,  Tadaharu Yokokawa ,  Toshiharu Kobayashi

    IPC分类号： F01D5/14 ,  C22C19/05 ,  C22C30/00 ,  B22D27/04 ,  C22F1/10 ,  C22F1/00

    CPC分类号： B22D21/025 ,  C22C19/05 ,  C22C19/057 ,  C22F1/10 ,  F01D5/288 ,  F05D2300/607

    摘要： A Ni-base superalloy having a chemical composition comprising Cr: 3.0-5.0 wt %, Co: 5.0-10.0 wt %, Mo: 0.5-3.0 wt %, W: 8.0-10.0 wt %, Ta: 5.0-8.0 wt %, Nb: 3.0 wt % or less, Al: 4.5-6.0 wt %, Ti: 0.1-2.0 wt %, Re: more than 3.0-4.0 wt %, Ru: 0.2-4.0 wt %, Hf: 0.01-0.2 wt %, and the balance being Ni and unavoidable impurities, a method for producing the same, and turbine blade or turbine vane components are disclosed. The Ni-base superalloy has high creep strength and textural stability under high temperature environment, and is excellent in applicability to turbine blade or turbine vane components of large-sized gas turbines.

    摘要翻译： 具有Cr：3.0-5.0重量％，Co：5.0-10.0重量％，Mo：0.5-3.0重量％，W：8.0-10.0重量％，Ta：5.0-8.0重量％的化学组成的Ni基超合金， Nb：3.0重量％以下，Al：4.5〜6.0重量％，Ti：0.1〜2.0重量％，Re：3.0-4.0重量％以下，Ru：0.2〜4.0重量％，Hf：0.01-0.2重量％ 其余为Ni和不可避免的杂质，其制造方法，以及涡轮叶片或涡轮叶片部件。 Ni基超合金在高温环境下具有高蠕变强度和结构稳定性，适用于大型燃气轮机的涡轮叶片或涡轮叶片部件。

    Ni-base directionally solidified superalloy and Ni-base single crystal superalloy
    8.
    发明授权
    Ni-base directionally solidified superalloy and Ni-base single crystal superalloy 有权
    镍基定向凝固超合金和Ni基单晶超合金

    公开(公告)号：US07473326B2

    公开(公告)日：2009-01-06

    申请号：US10509427

    申请日：2003-03-27

    申请人： Toshiharu Kobayashi ,  Yutaka Koizumi ,  Tadaharu Yokokawa ,  Hiroshi Harada ,  Yasuhiro Aoki ,  Shouju Masaki

    发明人： Toshiharu Kobayashi ,  Yutaka Koizumi ,  Tadaharu Yokokawa ,  Hiroshi Harada ,  Yasuhiro Aoki ,  Shouju Masaki

    IPC分类号： C22C19/07

    CPC分类号： C22C19/057

    摘要： A Ni-base directionally solidified superalloy and a Ni-base single-crystal superalloy, which have superior creep strength at a high temperature, consists essentially of from 5.0 percent by weight to 7.0 percent by weight of Al, from 4.0 percent by weight to 16.0 percent by weight of Ta+Nb+Ti, from 1.0 percent by weight to 4.5 percent by weight of Mo, from 4.0 percent by weight to 8.0 percent by weight of W, from 3.0 percent by weight to 8.0 percent by weight of Re, 2.0 percent by weight or less of Hf, 10.0 percent by weight or less of Cr, 15.0 percent by weight or less of Co, from 1.0 percent by weight to 4.0 percent by weight of Ru, 0.2 percent by weight or less of C, 0.03 percent by weight or less of B, and Ni and inescapable impurities as a balance. The superalloys can be used for a turbine blade, a turbine vane and the like of a jet engine, an industrial gas turbine and the like.

    摘要翻译： 在高温下具有优异的蠕变强度的Ni基方向固化超合金和Ni基单晶超合金基本上由5.0重量％至7.0重量％的Al组成，4.0重量％至16.0重量％ Ta + Nb + Ti的重量％，1.0重量％〜4.5重量％的Mo，4.0重量％〜8.0重量％的W，3.0重量％〜8.0重量％的Re 2.0 重量％以下的Hf，10.0重量％以下的Cr，15.0重量％以下的Co，1.0重量％〜4.0重量％的Ru，0.2重量％以下的C，0.03重量％ 以下的B，Ni和不可避免的杂质作为平衡。 超级合金可以用于喷气发动机，工业燃气轮机等的涡轮叶片，涡轮叶片等。

    Ni-based single crystal superalloy
    9.
    发明申请
    Ni-based single crystal superalloy 审中-公开
    镍基单晶超合金

    公开(公告)号：US20060011271A1

    公开(公告)日：2006-01-19

    申请号：US10537477

    申请日：2003-12-05

    申请人： Toshiharu Kobayashi ,  Yutaka Koizumi ,  Tadaharu Yokokawa ,  Hiroshi Harada ,  Yasuhiro Aoki ,  Mikiya Arai ,  Shoiu Masaki

    发明人： Toshiharu Kobayashi ,  Yutaka Koizumi ,  Tadaharu Yokokawa ,  Hiroshi Harada ,  Yasuhiro Aoki ,  Mikiya Arai ,  Shoiu Masaki

    IPC分类号： C22C19/05

    CPC分类号： C22C19/057

    摘要： The object of the present invention is to provide an Ni-based single crystal super alloy capable of improving strength by preventing precipitation of a TCP phase at high temperatures. This object is achieved by an Ni-based single crystal super alloy having a composition comprising 5.0-7.0 wt % of Al, 4.0-10.0 wt % of Ta, 1.1-4.5 wt % of Mo, 4.0-10.0 wt % of W, 3.1-8.0 wt % of Re, 0-0.50 wt % of Hf, 2.0-5.0 wt % of Cr, 0-9.9 wt % of Co and 4.1-14.0 wt % of Ru in terms of its weight ratio, with the remainder consisting of Ni and unavoidable impurities.

    摘要翻译： 本发明的目的是提供一种能够通过防止TCP相在高温下析出而提高强度的Ni系单晶超合金。 该目的通过一种Ni基单晶超级合金来实现，该Ni基单晶超合金的组成包括5.0-7.0重量％的Al，4.0-10.0重量％的Ta，1.1-4.5重量％的Mo，4.0-10.0重量％的W，3.1 -8.0重量％的Re，0-0.50重量％的Hf，2.0-5.0重量％的Cr，0-9.9重量％的Co和4.1-14.0重量％的Ru，以其重量比计，其余由 Ni和不可避免的杂质。

    Ni-base directionally solidified superalloy and ni-base single crystal superalloy
    10.
    发明申请
    Ni-base directionally solidified superalloy and ni-base single crystal superalloy 有权
    镍基定向凝固超合金和镍基单晶超合金

    公开(公告)号：US20050092398A1

    公开(公告)日：2005-05-05

    申请号：US10509427

    申请日：2003-03-27

    申请人： Toshiharu Kobayashi ,  Yutaka Koizumi ,  Tadaharu Yokokawa ,  Hiroshi Harada ,  Yasuhiro Aoki ,  Shouju Masaki

    发明人： Toshiharu Kobayashi ,  Yutaka Koizumi ,  Tadaharu Yokokawa ,  Hiroshi Harada ,  Yasuhiro Aoki ,  Shouju Masaki

    IPC分类号： C22C19/05 ,  C30B11/00

    CPC分类号： C22C19/057

    摘要： A Ni-base directionally solidified superalloy and a Ni-base single-crystal superalloy, which have superior creep strength at a high temperature, consists essentially of from 5.0 percent by weight to 7.0 percent by weight of Al, from 4.0 percent by weight to 16.0 percent by weight of Ta+Nb+Ti, from 1.0 percent by weight to 4.5 percent by weight of Mo, from 4.0 percent by weight to 8.0 percent by weight of W, from 3.0 percent by weight to 8.0 percent by weight of Re, 2.0 percent by weight or less of Hf, 10.0 percent by weight or less of Cr, 15.0 percent by weight or less of Co, from 1.0 percent by weight to 4.0 percent by weight of Ru, 0.2 percent by weight or less of C, 0.03 percent by weight or less of B, and Ni and inescapable impurities as a balance. The superalloys can be used for a turbine blade, a turbine vane and the like of a jet engine, an industrial gas turbine and the like.

    摘要翻译： 在高温下具有优异的蠕变强度的Ni基方向固化超合金和Ni基单晶超合金基本上由5.0重量％至7.0重量％的Al组成，4.0重量％至16.0重量％ Ta + Nb + Ti的重量％，1.0重量％〜4.5重量％的Mo，4.0重量％〜8.0重量％的W，3.0重量％〜8.0重量％的Re 2.0 重量％以下的Hf，10.0重量％以下的Cr，15.0重量％以下的Co，1.0重量％〜4.0重量％的Ru，0.2重量％以下的C，0.03重量％ 以下的B，Ni和不可避免的杂质作为平衡。 超级合金可以用于喷气发动机，工业燃气轮机等的涡轮叶片，涡轮叶片等。