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公开(公告)号：US07776161B2
公开(公告)日：2010-08-17
申请号：US12048465
申请日：2008-03-14
申请人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
发明人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
CPC分类号： C22C38/02 , C21D8/0226 , C21D8/0236 , C21D8/04 , C21D9/48 , C21D2211/002 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/04 , C22C38/06 , C23C2/02 , C25D5/34
摘要： The present invention provides a steel sheet excellent in workability, which may be used for components of an automobile or the like, and a method for producing the same. More specifically, according to one exemplary embodiment of the present invention, a steel sheet excellent in workability, including in mass, 0.08 to 0.25% C, 0.001 to 1.5% Si, 0.01 to 2.0% Mn, 0.001 to 0.06% P, at most 0.05% S, 0.001 to 0.007% N, 0.008 to 0.2% Al, at least 0.01% Fe. The steel sheet having an average r-value of at least 1.2, an r-value in the rolling direction of at least 1.3, an r-value in the direction of 45 degrees to the rolling direction of at least 0.9, and an r-value in the direction of a right angle to the rolling direction of at least 1.2.
摘要翻译： 本发明提供可以用于汽车等的部件的加工性优异的钢板及其制造方法。 更具体地说，根据本发明的一个示例性实施方案，可加工性优异的钢板，包括：0.08〜0.25％的C，0.001〜1.5％的Si，0.01〜2.0％的Mn，0.001〜0.06％的P， 0.05％S，0.001至0.007％N，0.008至0.2％Al，至少0.01％Fe。 钢板的平均r值为1.2以上，轧制方向的r值为1.3以上，轧制方向为45度的r值为0.9以上，r- 在与滚动方向成直角的方向上的值至少为1.2。
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公开(公告)号：US20080166257A1
公开(公告)日：2008-07-10
申请号：US12048465
申请日：2008-03-14
申请人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
发明人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
CPC分类号： C22C38/02 , C21D8/0226 , C21D8/0236 , C21D8/04 , C21D9/48 , C21D2211/002 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/04 , C22C38/06 , C23C2/02 , C25D5/34
摘要： The present invention provides a steel sheet excellent in workability, which may be used for components of an automobile or the like, and a method for producing the same. More specifically, according to one exemplary embodiment of the present invention, a steel sheet excellent in workability, including in mass, 0.08 to 0.25% C, 0.001 to 1.5% Si, 0.01 to 2.0% Mn, 0.001 to 0.06% P, at most 0.05% S, 0.001 to 0.007% N, 0.008 to 0.2% Al, at least 0.01% Fe. The steel sheet having an average r-value of at least 1.2, an r-value in the rolling direction of at least 1.3, an r-value in the direction of 45 degrees to the rolling direction of at least 0.9, and an r-value in the direction of a right angle to the rolling direction of at least 1.2.
摘要翻译： 本发明提供可以用于汽车等的部件的加工性优异的钢板及其制造方法。 更具体地说，根据本发明的一个示例性实施方案，可加工性优异的钢板，包括：0.08〜0.25％的C，0.001〜1.5％的Si，0.01〜2.0％的Mn，0.001〜0.06％的P， 0.05％S，0.001至0.007％N，0.008至0.2％Al，至少0.01％Fe。 钢板的平均r值为1.2以上，轧制方向的r值为1.3以上，轧制方向为45度的r值为0.9以上，r- 在与滚动方向成直角的方向上的值至少为1.2。
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公开(公告)号：US08052807B2
公开(公告)日：2011-11-08
申请号：US12185423
申请日：2008-08-04
申请人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
发明人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
CPC分类号： C22C38/02 , C21D8/0226 , C21D8/0236 , C21D8/04 , C21D9/48 , C21D2211/002 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/04 , C22C38/06 , C23C2/02 , C25D5/34
摘要： The present invention provides a steel sheet excellent in workability, which may be used for components of an automobile or the like, and a method for producing the same. More specifically, according to one exemplary embodiment of the present invention, a steel sheet excellent in workability, including in mass, 0.08 to 0.25% C, 0.001 to 1.5% Si, 0.01 to 2.0% Mn, 0.001 to 0.06% P, at most 0.05% S, 0.001 to 0.007% N, 0.008 to 0.2% Al, at least 0.01% Fe. The steel sheet having an average r-value of at least 1.2, an r-value in the rolling direction of at least 1.3, an r-value in the direction of 45 degrees to the rolling direction of at least 0.9, and an r-value in the direction of a right angle to the rolling direction of at least 1.2.
摘要翻译： 本发明提供可以用于汽车等的部件的加工性优异的钢板及其制造方法。 更具体地说，根据本发明的一个示例性实施方案，可加工性优异的钢板，包括：0.08〜0.25％的C，0.001〜1.5％的Si，0.01〜2.0％的Mn，0.001〜0.06％的P， 0.05％S，0.001至0.007％N，0.008至0.2％Al，至少0.01％Fe。 钢板的平均r值为1.2以上，轧制方向的r值为1.3以上，轧制方向为45度的r值为0.9以上，r- 在与滚动方向成直角的方向上的值至少为1.2。
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公开(公告)号：US07749343B2
公开(公告)日：2010-07-06
申请号：US12185402
申请日：2008-08-04
申请人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
发明人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
CPC分类号： C22C38/02 , C21D8/0226 , C21D8/0236 , C21D8/04 , C21D9/48 , C21D2211/002 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/04 , C22C38/06 , C23C2/02 , C25D5/34
摘要： The present invention provides a steel sheet excellent in workability, which may be used for components of an automobile or the like, and a method for producing the same. More specifically, according to one exemplary embodiment of the present invention, a steel sheet excellent in workability, including in mass, 0.08 to 0.25% C, 0.001 to 1.5% Si, 0.01 to 2.0% Mn, 0.001 to 0.06% P, at most 0.05% S, 0.001 to 0.007% N, 0.008 to 0.2% Al, at least 0.01% Fe. The steel sheet having an average r-value of at least 1.2, an r-value in the rolling direction of at least 1.3, an r-value in the direction of 45 degrees to the rolling direction of at least 0.9, and an r-value in the direction of a right angle to the rolling direction of at least 1.2.
摘要翻译： 本发明提供可以用于汽车等的部件的加工性优异的钢板及其制造方法。 更具体地说，根据本发明的一个示例性实施方案，可加工性优异的钢板，包括：0.08〜0.25％的C，0.001〜1.5％的Si，0.01〜2.0％的Mn，0.001〜0.06％的P， 0.05％S，0.001至0.007％N，0.008至0.2％Al，至少0.01％Fe。 钢板的平均r值为1.2以上，轧制方向的r值为1.3以上，轧制方向为45度的r值为0.9以上，r- 在与滚动方向成直角的方向上的值至少为1.2。
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公开(公告)号：US20080295924A1
公开(公告)日：2008-12-04
申请号：US12185423
申请日：2008-08-04
申请人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
发明人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
CPC分类号： C22C38/02 , C21D8/0226 , C21D8/0236 , C21D8/04 , C21D9/48 , C21D2211/002 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/04 , C22C38/06 , C23C2/02 , C25D5/34
摘要： The present invention provides a steel sheet excellent in workability, which may be used for components of an automobile or the like, and a method for producing the same. More specifically, according to one exemplary embodiment of the present invention, a steel sheet excellent in workability, including in mass, 0.08 to 0.25% C, 0.001 to 1.5% Si, 0.01 to 2.0% Mn, 0.001 to 0.06% P, at most 0.05% S, 0.001 to 0.007% N, 0.008 to 0.2% Al, at least 0.01% Fe. The steel sheet having an average r-value of at least 1.2, an r-value in the rolling direction of at least 1.3, an r-value in the direction of 45 degrees to the rolling direction of at least 0.9, and an r-value in the direction of a right angle to the rolling direction of at least 1.2.
摘要翻译： 本发明提供可以用于汽车等的部件的加工性优异的钢板及其制造方法。 更具体地说，根据本发明的一个示例性实施方案，可加工性优异的钢板，包括：0.08〜0.25％的C，0.001〜1.5％的Si，0.01〜2.0％的Mn，0.001〜0.06％的P， 0.05％S，0.001至0.007％N，0.008至0.2％Al，至少0.01％Fe。 钢板的平均r值为1.2以上，轧制方向的r值为1.3以上，轧制方向为45度的r值为0.9以上，r- 在与滚动方向成直角的方向上的值至少为1.2。
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6.发明授权Steel plate exhibiting excellent workability and method for producing the same 有权表现出优异的可加工性的钢板及其制造方法公开(公告)号：US07534312B2
公开(公告)日：2009-05-19
申请号：US10487797
申请日：2002-06-27
申请人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
发明人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
CPC分类号： C22C38/02 , C21D8/0226 , C21D8/0236 , C21D8/04 , C21D9/48 , C21D2211/002 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/04 , C22C38/06 , C23C2/02 , C25D5/34
摘要： The present invention provides a steel sheet excellent in workability, which may be used for components of an automobile or the like, and a method for producing the same. More specifically, according to one exemplary embodiment of the present invention, a steel sheet excellent in workability, including in mass, 0.08 to 0.25% C, 0.001 to 1.5% Si, 0.01 to 2.0% Mn, 0.001 to 0.06% P, at most 0.05% S, 0.001 to 0.007% N, 0.008 to 0.2% Al, at least 0.01% Fe. The steel sheet having an average r-value of at least 1.2, an r-value in the rolling direction of at least 1.3, an r-value in the direction of 45 degrees to the rolling direction of at least 0.9, and an r-value in the direction of a right angle to the rolling direction of at least 1.2.
摘要翻译： 本发明提供可以用于汽车等的部件的加工性优异的钢板及其制造方法。 更具体地说，根据本发明的一个示例性实施方案，可加工性优异的钢板，包括：0.08〜0.25％的C，0.001〜1.5％的Si，0.01〜2.0％的Mn，0.001〜0.06％的P， 0.05％S，0.001至0.007％N，0.008至0.2％Al，至少0.01％Fe。 钢板的平均r值为1.2以上，轧制方向的r值为1.3以上，轧制方向为45度的r值为0.9以上，r- 在与滚动方向成直角的方向上的值至少为1.2。
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公开(公告)号：US20080308200A1
公开(公告)日：2008-12-18
申请号：US12185402
申请日：2008-08-04
申请人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
发明人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Koji Hashimoto , Shinya Sakamoto , Kaoru Kawasaki , Yasuhiro Shinohara , Takehide Senuma
CPC分类号： C22C38/02 , C21D8/0226 , C21D8/0236 , C21D8/04 , C21D9/48 , C21D2211/002 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/04 , C22C38/06 , C23C2/02 , C25D5/34
摘要： The present invention provides a steel sheet excellent in workability, which may be used for components of an automobile or the like, and a method for producing the same. More specifically, according to one exemplary embodiment of the present invention, a steel sheet excellent in workability, including in mass, 0.08 to 0.25% C, 0.001 to 1.5% Si, 0.01 to 2.0% Mn, 0.001 to 0.06% P, at most 0.05% S, 0.001 to 0.007% N, 0.008 to 0.2% Al, at least 0.01% Fe. The steel sheet having an average r-value of at least 1.2, an r-value in the rolling direction of at least 1.3, an r-value in the direction of 45 degrees to the rolling direction of at least 0.9, and an r-value in the direction of a right angle to the rolling direction of at least 1.2.
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公开(公告)号：US06632296B2
公开(公告)日：2003-10-14
申请号：US10049481
申请日：2002-02-06
申请人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Yasuhiro Shinohara , Tohru Yoshida , Natsuko Sugiura
发明人： Naoki Yoshinaga , Nobuhiro Fujita , Manabu Takahashi , Yasuhiro Shinohara , Tohru Yoshida , Natsuko Sugiura
IPC分类号： C22C3802
CPC分类号： C22C38/04 , C21D8/10 , C21D2201/00 , C21D2201/05 , C22C38/002 , C22C38/004 , C22C38/02 , C22C38/06 , Y10S148/909
摘要： The present invention provides a steel pipe excellent in formability during hydraulic forming and the like and a method to produce the same, and more specifically: a steel pipe excellent in formability having an r-value of 1.4 or larger in the axial direction of the steel pipe, and the property that the average of the ratios of the X-ray intensity in the orientation component group of {110} to {332} on the plane at the center of the steel pipe wall thickness to the random X-ray intensity is 3.5 or larger, and/or the ratio of the X-ray intensity in the orientation component of {110} on the plane at the center of the steel pipe wall thickness to the random X-ray intensity is 5.0 or larger; and a method to produce a steel pipe excellent in formability characterized by heating the steel pipe having the property that the ratio of the X-ray intensity in every one of the orientation components of {001} , {116} , {114} and {112} on the plane at the center of the mother pipe wall thickness to the random X-ray intensity is 3 or smaller to a temperature in the range from 650 to 1,200° C. and by applying working under a condition of a diameter reduction ratio of 30% or more and a wall thickness reduction ratio of 5 to 30%.
摘要翻译： 本发明提供一种在液压成形等中成形性优异的钢管及其制造方法，更具体地说，在钢的轴向上具有r值为1.4以上的成形性优异的钢管 管子，以及在钢管壁厚度的中心的平面上{110} <110> <{115} <110>的取向成分组中的X射线强度的比率的平均值相对于 随机X射线强度为3.5以上，和/或在钢管壁厚中心的平面上{110} <110>的取向成分中的X射线强度与随机X射线 强度为5.0以上; 以及生产成型性优良的钢管的制造方法，其特征在于，加热具有{001} <110>，{116} <110>的各取向成分的X射线强度的比例的钢管， 在母管壁厚度中心的平面上的随机X射线强度的{114} <110>和{112} <110>为650以上1200℃以下的温度。 并且通过在直径减小率为30％以上，壁厚减少率为5〜30％的条件下进行加工。
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公开(公告)号：US06866725B2
公开(公告)日：2005-03-15
申请号：US10220441
申请日：2001-02-28
申请人： Nobuhiro Fujita , Naoki Yoshinaga , Manabu Takahashi , Hitoshi Asahi , Yasuhiro Shinohara , Yasushi Hasegawa
发明人： Nobuhiro Fujita , Naoki Yoshinaga , Manabu Takahashi , Hitoshi Asahi , Yasuhiro Shinohara , Yasushi Hasegawa
CPC分类号： C21D8/10 , C21D2201/05 , C22C38/001 , C22C38/002 , C22C38/004 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14 , Y10S148/909
摘要： The present invention is a high strength steel pipe excellent in formability in hydroforming and similar forming methods, characterized by: containing, in mass, C of 0.0005 to 0.30%, Si of 0.001 to 2.0%, Mn of 0.01 to 3.0% and appropriate amounts of other elements if necessary, with the balance consisting of Fe and unavoidable impurities; and an average for the ratios of the X-ray strength in the orientation component group of {110} to {111} to random X-ray diffraction strength on a plane at the wall thickness center being 2.0 or more and/or a ratio of the X-ray strength in the orientation component of {110} to random X-ray diffraction strength on the plane at the wall thickness center being 3.0 or more.
摘要翻译： 本发明是一种在液压成形方法和类似成形方法中成形性优异的高强度钢管，其特征在于：以质量计含有0.0005〜0.30％的Si，0.001〜2.0％的Si，0.01〜3.0％的Mn和适量的 的其他元素，如有必要，余量由Fe和不可避免的杂质组成; {110} <110> <111> <110>的取向成分组中的X射线强度与壁厚中心的平面上的随机X射线衍射强度的比率的平均值为2.0以上 和/或{110} <110>的取向成分中的X射线强度与壁厚中心的平面上的随机X射线衍射强度的比例为3.0以上。
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10.发明申请公开(公告)号：US20120077051A1
公开(公告)日：2012-03-29
申请号：US13245295
申请日：2011-09-26
申请人： Natsuko Sugiura , Naoki Yoshinaga , Shunji Hiwatashi , Manabu Takahashi , Koji Hanya , Nobuyoshi Uno , Ryoichi Kanno , Akihiro Miyasaka , Takehide Senuma
发明人： Natsuko Sugiura , Naoki Yoshinaga , Shunji Hiwatashi , Manabu Takahashi , Koji Hanya , Nobuyoshi Uno , Ryoichi Kanno , Akihiro Miyasaka , Takehide Senuma
CPC分类号： C21D9/46 , C22C38/004 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14 , C23C2/02 , C23C2/06 , C23C2/28 , Y10T428/12 , Y10T428/1266 , Y10T428/12799
摘要： In an embodiment of a steel sheet having high Young's modulus, the steel can include in terms of mass %, e.g., C: 0.0005 to 0.30%, Si: 2.3% or less, Mn: 2.7 to 5.0%, P: 0.15% or less, 0.015% or less, Mo: 0.15 to 1.5%, B: 0.0006 to 0.01%, and Al: 0.15% or less, with the remainder being Fe and unavoidable impurities. One or both of {110} pole density and {110} pole density in the ⅛ sheet thickness layer can be 10 or more, and a Young's modulus in a rolling direction can be more than 230 GPa. Other embodiments can include, e.g., Mn: 0.1 to 5.0%, N: 0.01% or less, and one or more of Mo: 0.005 to 1.5%, Nb: 0.005 to 0.20%, Ti: at least 48/14×N (mass %) and 0.2% or less, and B: 0.0001 to 0.01%, at a total content of 0.015 to 1.91 mass %.
摘要翻译： 在具有高杨氏模量的钢板的实施例中，钢可以以质量％计，例如C：0.0005〜0.30％，Si：2.3％以下，Mn：2.7〜5.0％，P：0.15％， 0.015％以下，Mo：0.15〜1.5％，B：0.0006〜0.01％，Al：0.15％以下，余量为Fe和不可避免的杂质。 ⅛板厚层中{110} <223>极密度和{110} <111>极密度中的一个或两个可以为10以上，并且轧制方向的杨氏模量可以大于230GPa。 其他实施方式可以包括例如Mn：0.1〜5.0％，N：0.01％以下，Mo：0.005〜1.5％，Nb：0.005〜0.20％，Ti：至少48/14×N（ 质量％）和0.2％以下，B：0.0001〜0.01％，总含量为0.015〜1.91质量％。
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