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    Ni-base superalloy and gas turbine component using the same
    1.
    发明申请
    Ni-base superalloy and gas turbine component using the same 审中-公开
    镍基超级合金和燃气轮机组件使用相同

    公开(公告)号：US20100047110A1

    公开(公告)日：2010-02-25

    申请号：US12585184

    申请日：2009-09-08

    申请人： Masahiro Sato ,  Tsuyoshi Takenaka ,  Seiya Nitta ,  Toshiharu Kobayashi ,  Yutaka Koizumi ,  Hiroshi Harada

    发明人： Masahiro Sato ,  Tsuyoshi Takenaka ,  Seiya Nitta ,  Toshiharu Kobayashi ,  Yutaka Koizumi ,  Hiroshi Harada

    IPC分类号： C22C19/05

    CPC分类号： C22C19/057 ,  C22C19/056

    摘要： A Ni-base superalloy of the present invention essentially includes, by weight %, Co: 9 to 11%, Cr: 9 to 12%, Mo: up to 1%, W: 6 to 9%, Al: 4 to 5%, Ti: 4 to 5%, Nb: up to 1%, Ta: up to 3%, Hf: 0.5 to 2.5%, Re: up to 3%, C: 0.05 to 0.15%, B: 0.005 to 0.015%, Zr: up to 0.05%, and the balance of Ni and inevitable impurities. This alloy, as a component material of an industrial gas turbine, has an excellent resistance to corrosion at high temperatures to deal with low-quality fuel and a resistance to oxidation at high temperatures and high-temperature strength to deal with improvement in thermal efficiency due to high-temperature demands and can ensure a high yield at a casting process.

    摘要翻译： 本发明的Ni基超合金基本上以重量％计含有：Co：9〜11％，Cr：9〜12％，Mo：1％，W：6〜9％，Al：4〜5％ ，Ti：4〜5％，Nb：1％以下，Ta：3％以下，Hf：0.5〜2.5％，Re：3％以下，C：0.05〜0.15％，B：0.005〜 Zr：高达0.05％，余量为Ni和不可避免的杂质。 该合金作为工业燃气轮机的组分材料，在高温下具有优异的耐腐蚀性，以处理低质量燃料，耐高温氧化和高温强度，以应对热效率的提高 达到高温要求，并且可以在铸造过程中确保高产率。

    Ni-Base Superalloy and Gas Turbine Component Using the Same
    2.
    发明申请
    Ni-Base Superalloy and Gas Turbine Component Using the Same 审中-公开
    镍基超合金和燃气轮机组件使用相同

    公开(公告)号：US20080008618A1

    公开(公告)日：2008-01-10

    申请号：US10584244

    申请日：2004-12-21

    申请人： Masahiro Sato ,  Tsuyoshi Takenaka ,  Seiya Nitta ,  Toshiharu Kobayashi ,  Yutaka Koizumi ,  Hiroshi Harada

    发明人： Masahiro Sato ,  Tsuyoshi Takenaka ,  Seiya Nitta ,  Toshiharu Kobayashi ,  Yutaka Koizumi ,  Hiroshi Harada

    IPC分类号： C22C19/05

    CPC分类号： C22C19/057 ,  C22C19/056

    摘要： A Ni-base superalloy of the present invention essentially includes, by weight %, Co: 9 to 11%, Cr: 9 to 12%, Mo: up to 1%, W: 6 to 9%, Al: 4 to 5%, Ti: 4 to 5%, Nb: up to 1%, Ta: up to 3%, Hf: 0.5 to 2.5%, Re: up to 3%, C: 0.05 to 0.15%, B: 0.005 to 0.015%, Zr: up to 0.05%, and the balance of Ni and inevitable impurities. This alloy, as a component material of an industrial gas turbine, has an excellent resistance to corrosion at high temperatures to deal with low-quality fuel and a resistance to oxidation at high temperatures and high-temperature strength to deal with improvement in thermal efficiency due to high-temperature demands and can ensure a high yield at a casting process.

    摘要翻译： 本发明的Ni基超合金基本上以重量％计含有：Co：9〜11％，Cr：9〜12％，Mo：1％，W：6〜9％，Al：4〜5％ ，Ti：4〜5％，Nb：1％以下，Ta：3％以下，Hf：0.5〜2.5％，Re：3％以下，C：0.05〜0.15％，B：0.005〜 Zr：高达0.05％，余量为Ni和不可避免的杂质。 该合金作为工业燃气轮机的组分材料，在高温下具有优异的耐腐蚀性，以处理低质量燃料，耐高温氧化和高温强度，以应对热效率的提高 达到高温要求，并且可以在铸造过程中确保高产率。

    Ni-base directionally solidified alloy casting manufacturing method
    3.
    发明授权
    Ni-base directionally solidified alloy casting manufacturing method 失效
    镍基定向凝固合金铸造制造方法

    公开(公告)号：US06224695B1

    公开(公告)日：2001-05-01

    申请号：US09257910

    申请日：1999-02-26

    申请人： Toshiharu Kobayashi ,  Yutaka Koizumi ,  Hiroshi Harada ,  Toshihiro T. Y. Yamagata ,  Akira Tamura ,  Seiya Nitta

    发明人： Toshiharu Kobayashi ,  Yutaka Koizumi ,  Hiroshi Harada ,  Toshihiro T. Y. Yamagata ,  Akira Tamura ,  Seiya Nitta

    IPC分类号： C22F110

    CPC分类号： C22C19/057 ,  C22F1/10

    摘要： A Ni-base directionally solidified alloy casting is produced by casting a Ni-base directionally solidified alloy having a composition of 10 to 14 wt. % Co, 2 to 3 wt. % Cr, 1.5 to 2.5 wt. % Mo, 5 to 6.5 wt. % W, 5.7 to 6.5 wt. % Al, 5.5 to 6.5 wt. % Ta, 4.5 to 5.0 wt. % Rd, 0.01 to 1.5 wt. % Hf, 0.01 to 0.30 wt. % C, 0.01 to 0.03 wt. % B, and the balance of Ni and inevitable impurities. The Ni-base directionally solidified alloy casting is subjected to a solid solution treatment process at a temperature in the range of 1250 to 1300° C. Then the Ni-base directionally solidified alloy casting is subjected to a two-stage aging process for aging the Ni-base directionally solidified alloy casting at a temperature in the range of 750 to 1200° C.

    摘要翻译： 通过铸造具有10〜14重量％的组成的Ni基定向凝固合金来制造Ni基定向凝固合金铸件。 ％Co，2〜3重量％ ％Cr，1.5〜2.5wt。 ％Mo，5至6.5wt。 ％W，5.7〜6.5wt。 ％Al，5.5〜6.5wt。 ％Ta，4.5〜5.0wt。 ％Rd，0.01〜1.5wt。 ％Hf，0.01〜0.30重量％ ％C，0.01〜0.03重量％ ％B，余量为Ni和不可避免的杂质。 Ni基定向凝固合金铸件在1250〜1300℃的温度范围内进行固溶处理。然后，对Ni基定向凝固合金铸件进行两步老化处理，使老化 Ni基定向凝固合金铸件，温度范围为750〜1200℃。

    Ni-BASED SINGLE CRYSTAL SUPERALLOY AND COMPONENT OBTAINED FROM THE SAME
    4.
    发明申请
    Ni-BASED SINGLE CRYSTAL SUPERALLOY AND COMPONENT OBTAINED FROM THE SAME 审中-公开
    镍基单晶超级合金及其成分

    公开(公告)号：US20110142714A1

    公开(公告)日：2011-06-16

    申请号：US13000815

    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 ,  C22C30/00

    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 7.0% by mass of Cr, from 0% by mass to 9.9% by mass of Co and from 1.0% by mass to 10.0% by mass of Ru, 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.The above-mentioned first-generation alloy CMSX-2 and second-generation alloy CMSX-4 are, though comparable thereto in point of creep strength at low temperatures, inferior to third-generation alloys in point of creep strength at high temperatures, since a large quantity of eutectic γ′-phase remains therein even after high-temperature solution treatment.

    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7.0质量％的Cr，0质量％至9.9质量％的Co和1.0质量％至10.0质量％的Ru，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。 上述第一代合金CMSX-2和第二代合金CMSX-4尽管与低温下的蠕变强度相当，但在高温下的蠕变强度方面比第三代合金低，因为 即使在高温溶液处理后，仍存在大量的共晶γ'相。

    Ni-Base Superalloy, Method for Producing the Same, and Turbine Blade or Turbine Vane Components
    7.
    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
    9.
    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
    10.
    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。