公开(公告)号：US09109275B2

公开(公告)日：2015-08-18

申请号：US13392455

申请日：2010-08-31

申请人： Yasuhide Morimoto ,  Nobuhiro Fujita ,  Akihiro Miyasaka ,  Kazuhiko Honda ,  Masafumi Azuma ,  Noriyuki Suzuki ,  Toshiki Nonaka

发明人： Yasuhide Morimoto ,  Nobuhiro Fujita ,  Akihiro Miyasaka ,  Kazuhiko Honda ,  Masafumi Azuma ,  Noriyuki Suzuki ,  Toshiki Nonaka

IPC分类号： C23C2/28 ,  C23C2/06 ,  B22D11/115 ,  C21D1/74 ,  C21D1/76 ,  C21D9/46 ,  C22C18/04 ,  C22C38/00 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C23C2/26 ,  B32B15/01 ,  C22C38/12 ,  C22C38/14 ,  C22C7/00 ,  B22D27/02 ,  B32B15/00

CPC分类号： C23C2/06 ,  B22D11/115 ,  B32B15/013 ,  C21D1/74 ,  C21D1/76 ,  C21D9/46 ,  C21D2211/004 ,  C22C18/04 ,  C22C38/001 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/12 ,  C22C38/14 ,  C23C2/02 ,  C23C2/26 ,  Y10T428/12799

摘要： Provided is a galvanized steel sheet having a tensile strength of 770 MPa or more including a steel sheet portion, and a plated layer formed on the surface of the steel sheet portion, in which the plated layer is a galvanized plated layer or an galvannealed plated layer, the steel sheet portion has a soft layer that directly adjoins the interface with the plated layer and an inside layer that is other than the soft layer, the thickness D of soft layer is 0.001% to 5% of thickness t of the steel sheet portion, and, when the hardness of the soft layer measured by nano-indentation method is indicated by H1, and the representative hardness of the steel sheet portion measured by the nano-indentation method is indicated by Ha in cross section that goes along the thickness direction of the steel sheet portion, H1 is 5% to 75% of Ha.

摘要翻译： 本发明提供一种抗拉强度为770MPa以上的镀锌钢板，其特征在于，包括钢板部，以及形成在钢板部的表面上的镀层，镀层为镀锌层或镀锌层 钢板部具有与镀层的界面直接相邻的软层和软质层以外的内层，软质层的厚度D为钢板部的厚度t的0.001〜5％ ，并且当通过纳米压痕法测量的软质层的硬度由H1表示时，通过纳米压痕法测量的钢板部分的代表性硬度由沿着厚度方向的横截面Ha表示 的钢板部分，H1为Ha的5〜75％。

公开(公告)号：US20120152411A1

公开(公告)日：2012-06-21

申请号：US13392455

申请日：2010-08-31

申请人： Yasuhide Morimoto ,  Nobuhiro Fujita ,  Akihiro Miyasaka ,  Masafumi Azuma ,  Noriyuki Suzuki ,  Toshiki Nonaka

发明人： Yasuhide Morimoto ,  Nobuhiro Fujita ,  Akihiro Miyasaka ,  Masafumi Azuma ,  Noriyuki Suzuki ,  Toshiki Nonaka

IPC分类号： B32B15/01 ,  B22D27/02 ,  C23C2/28

CPC分类号： C23C2/06 ,  B22D11/115 ,  B32B15/013 ,  C21D1/74 ,  C21D1/76 ,  C21D9/46 ,  C21D2211/004 ,  C22C18/04 ,  C22C38/001 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/12 ,  C22C38/14 ,  C23C2/02 ,  C23C2/26 ,  Y10T428/12799

摘要： Provided is a galvanized steel sheet having a tensile strength of 770 MPa or more including a steel sheet portion, and a plated layer formed on the surface of the steel sheet portion, in which the plated layer is a galvanized plated layer or an galvannealed plated layer, the steel sheet portion has a soft layer that directly adjoins the interface with the plated layer and an inside layer that is other than the soft layer, the thickness D of soft layer is 0.001% to 5% of thickness t of the steel sheet portion, and, when the hardness of the soft layer measured by nano-indentation method is indicated by H1, and the representative hardness of the steel sheet portion measured by the nano-indentation method is indicated by Ha in cross section that goes along the thickness direction of the steel sheet portion, H1 is 5% to 75% of Ha.

摘要翻译： 本发明提供一种抗拉强度为770MPa以上的镀锌钢板，其特征在于，包括钢板部，以及形成在钢板部的表面上的镀层，镀层为镀锌层或镀锌层 钢板部具有与镀层的界面直接相邻的软层和软质层以外的内层，软质层的厚度D为钢板部的厚度t的0.001〜5％ ，并且当通过纳米压痕法测量的软质层的硬度由H1表示时，通过纳米压痕法测量的钢板部分的代表性硬度由沿着厚度方向的横截面Ha表示 的钢板部分，H1为Ha的5〜75％。

公开(公告)号：US07267890B2

公开(公告)日：2007-09-11

申请号：US10479916

申请日：2002-06-06

申请人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

发明人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

IPC分类号： B32B15/04 ,  B32B15/18 ,  B32B15/20

CPC分类号： C23C2/40 ,  C23C2/02 ,  C23C2/28 ,  Y10S428/939 ,  Y10T428/12799

摘要： The present invention provides: a high-strength high-ductility hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet excellent in ductility, which improves non-plating defects and plating adhesion after severe deformation, and a method of producing the same; a high-strength and high-ductility hot-dip galvanized steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having superior appearance and workability, which suppresses the generation of non-plating defects, and a method of producing the same; and a high-strength hot-dip galvannealed steel sheet and a high-strength hot-dip galvanized steel sheet, which suppress non-plating defects and surface defects and have both corrosion resistance, in particular corrosion resistance in an environment containing chlorine ion, and high ductility, and a method of producing the same.

摘要翻译： 本发明提供：具有高耐疲劳性和耐腐蚀性的高强度高延展性热浸镀锌钢板和热浸镀锌钢板; 延展性优异的高强度热浸镀锌钢板及其制造方法，其改善了非电镀缺陷和电镀附着力。 具有高耐疲劳性和耐腐蚀性的高强度和高延展性热浸镀锌钢板; 具有优异的外观和加工性的高强度热浸镀锌钢板和热浸镀锌钢板，其抑制非电镀缺陷的产生及其制造方法。 以及抑制非电镀缺陷和表面缺陷并且在含有氯离子的环境中具有耐腐蚀性，特别是耐腐蚀性的高强度热浸镀锌锌钢板和高强度热浸镀锌钢板，以及 高延展性及其制造方法。

公开(公告)号：US08216397B2

公开(公告)日：2012-07-10

申请号：US12456120

申请日：2009-06-10

申请人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

发明人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

IPC分类号： C21D9/48

CPC分类号： C23C2/40 ,  C23C2/02 ,  C23C2/28 ,  Y10S428/939 ,  Y10T428/12799

摘要： The present invention provides: a high-strength high-ductility hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet excellent in ductility, which improves non-plating defects and plating adhesion after severe deformation, and a method of producing the same; a high-strength and high-ductility hot-dip galvanized steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having superior appearance and workability, which suppresses the generation of non-plating defects, and a method of producing the same; and a high-strength hot-dip galvannealed steel sheet and a high-strength hot-dip galvanized steel sheet, which suppress non-plating defects and surface defects and have both corrosion resistance, in particular corrosion resistance in an environment containing chlorine ion, and high ductility, and a method of producing the same.

摘要翻译： 本发明提供：具有高耐疲劳性和耐腐蚀性的高强度高延展性热浸镀锌钢板和热浸镀锌钢板; 延展性优异的高强度热浸镀锌钢板及其制造方法，其改善了非电镀缺陷和电镀附着力。 具有高耐疲劳性和耐腐蚀性的高强度和高延展性热浸镀锌钢板; 具有优异的外观和加工性的高强度热浸镀锌钢板和热浸镀锌钢板，其抑制非电镀缺陷的产生及其制造方法。 以及抑制非电镀缺陷和表面缺陷并且在含有氯离子的环境中具有耐腐蚀性，特别是耐腐蚀性的高强度热浸镀锌锌钢板和高强度热浸镀锌钢板，以及 高延展性及其制造方法。

公开(公告)号：US07824509B2

公开(公告)日：2010-11-02

申请号：US11893935

申请日：2007-08-16

申请人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

发明人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

IPC分类号： C21D9/46

CPC分类号： C23C2/40 ,  C23C2/02 ,  C23C2/28 ,  Y10S428/939 ,  Y10T428/12799

摘要： The present invention provides: a high-strength high-ductility hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet excellent in ductility, which improves non-plating defects and plating adhesion after severe deformation, and a method of producing the same; a high-strength and high-ductility hot-dip galvanized steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having superior appearance and workability, which suppresses the generation of non-plating defects, and a method of producing the same; and a high-strength hot-dip galvannealed steel sheet and a high-strength hot-dip galvanized steel sheet, which suppress non-plating defects and surface defects and have both corrosion resistance, in particular corrosion resistance in an environment containing chlorine ion, and high ductility, and a method of producing the same.

摘要翻译： 本发明提供：具有高耐疲劳性和耐腐蚀性的高强度高延展性热浸镀锌钢板和热浸镀锌钢板; 延展性优异的高强度热浸镀锌钢板及其制造方法，其改善了非电镀缺陷和电镀附着力。 具有高耐疲劳性和耐腐蚀性的高强度和高延展性热浸镀锌钢板; 具有优异的外观和加工性的高强度热浸镀锌钢板和热浸镀锌钢板，其抑制非电镀缺陷的产生及其制造方法。 以及抑制非电镀缺陷和表面缺陷并且在含有氯离子的环境中具有耐腐蚀性，特别是耐腐蚀性的高强度热浸镀锌锌钢板和高强度热浸镀锌钢板，以及 高延展性及其制造方法。

公开(公告)号：US20090272467A1

公开(公告)日：2009-11-05

申请号：US12456120

申请日：2009-06-10

申请人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

发明人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

IPC分类号： C23C2/02 ,  C23C2/06

CPC分类号： C23C2/40 ,  C23C2/02 ,  C23C2/28 ,  Y10S428/939 ,  Y10T428/12799

摘要： The present invention provides: a high-strength high-ductility hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet excellent in ductility, which improves non-plating defects and plating adhesion after severe deformation, and a method of producing the same; a high-strength and high-ductility hot-dip galvanized steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having superior appearance and workability, which suppresses the generation of non-plating defects, and a method of producing the same; and a high-strength hot-dip galvannealed steel sheet and a high-strength hot-dip galvanized steel sheet, which suppress non-plating defects and surface defects and have both corrosion resistance, in particular corrosion resistance in an environment containing chlorine ion, and high ductility, and a method of producing the same.

摘要翻译： 本发明提供：具有高耐疲劳性和耐腐蚀性的高强度高延展性热浸镀锌钢板和热浸镀锌钢板; 延展性优异的高强度热浸镀锌钢板及其制造方法，其改善了非电镀缺陷和电镀附着力。 具有高耐疲劳性和耐腐蚀性的高强度和高延展性热浸镀锌钢板; 具有优异的外观和加工性的高强度热浸镀锌钢板和热浸镀锌钢板，其抑制非电镀缺陷的产生及其制造方法。 以及抑制非电镀缺陷和表面缺陷并且在含有氯离子的环境中具有耐腐蚀性，特别是耐腐蚀性的高强度热浸镀锌锌钢板和高强度热浸镀锌钢板，以及 高延展性及其制造方法。

公开(公告)号：US20080035247A1

公开(公告)日：2008-02-14

申请号：US11893935

申请日：2007-08-16

申请人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

发明人： Nobuhiro Fujita ,  Masafumi Azuma ,  Manabu Takahashi ,  Yasuhide Morimoto ,  Masao Kurosaki ,  Akihiro Miyasaka

IPC分类号： C21D9/46 ,  B22D25/02 ,  C22C38/00

CPC分类号： C23C2/40 ,  C23C2/02 ,  C23C2/28 ,  Y10S428/939 ,  Y10T428/12799

摘要： The present invention provides: a high-strength high-ductility hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet excellent in ductility, which improves non-plating defects and plating adhesion after severe deformation, and a method of producing the same; a high-strength and high-ductility hot-dip galvanized steel sheet having high fatigue resistance and corrosion resistance; a high-strength hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having superior appearance and workability, which suppresses the generation of non-plating defects, and a method of producing the same; and a high-strength hot-dip galvannealed steel sheet and a high-strength hot-dip galvanized steel sheet, which suppress non-plating defects and surface defects and have both corrosion resistance, in particular corrosion resistance in an environment containing chlorine ion, and high ductility, and a method of producing the same.

摘要翻译： 本发明提供：具有高耐疲劳性和耐腐蚀性的高强度高延展性热浸镀锌钢板和热浸镀锌钢板; 延展性优异的高强度热浸镀锌钢板及其制造方法，其改善了非电镀缺陷和电镀附着力。 具有高耐疲劳性和耐腐蚀性的高强度和高延展性热浸镀锌钢板; 具有优异的外观和加工性的高强度热浸镀锌钢板和热浸镀锌钢板，其抑制非电镀缺陷的产生及其制造方法。 以及抑制非电镀缺陷和表面缺陷并且在含有氯离子的环境中具有耐腐蚀性，特别是耐腐蚀性的高强度热浸镀锌锌钢板和高强度热浸镀锌钢板，以及 高延展性及其制造方法。

公开(公告)号：US20120295130A1

公开(公告)日：2012-11-22

申请号：US13575072

申请日：2011-05-31

申请人： Koichi Nose ,  Yasuhide Morimoto ,  Kohei Tokuda

发明人： Koichi Nose ,  Yasuhide Morimoto ,  Kohei Tokuda

IPC分类号： B32B15/01 ,  B05D1/18

CPC分类号： C23C2/12 ,  B05D1/18 ,  B05D3/02 ,  B05D3/0254 ,  B32B15/012 ,  B32B15/18 ,  C22C21/00 ,  C22C30/00 ,  C22C38/002 ,  C22C38/005 ,  C22C38/02 ,  C22C38/06 ,  C23C2/04 ,  C23C2/28 ,  C23C2/285 ,  C23C30/00 ,  C23C30/005 ,  Y10T428/12569 ,  Y10T428/12757 ,  Y10T428/12958 ,  Y10T428/12972 ,  Y10T428/12979

摘要： The hot-dip aluminum alloy plated steel has a base steel and a plated layer, in which the composition of the plated layer contains, by % by mass, Fe: 25% to 75%, Mg: 2% to 20%, and Ca: 0.02% to 2% with a remainder of Al and inevitable impurities, the plated layer contains one or both of an α-Mg phase and an Al3Mg2 phase, and the sum of the partial volume fraction of the α-Mg phase and the partial volume fraction of the Al3Mg2 phase in a range of a depth of 5 μm from a surface of the plated layer is 1% to 40%.

摘要翻译： 所述热浸镀铝合金钢具有基础钢和镀层，镀层的组成按质量％计含有Fe：25〜75％，Mg：2〜20％，Ca： ：0.02％〜2％，余量为Al和不可避免的杂质，镀层含有α-Mg相和Al3Mg2相中的一种或两种，α-Mg相的部分体积分数与部分 在镀层表面5μm深度范围内的Al3Mg2相的体积分率为1％〜40％。

公开(公告)号：US20120282488A1

公开(公告)日：2012-11-08

申请号：US13513025

申请日：2011-02-17

申请人： Shiro Fujii ,  Yoshikazu Yamanaka ,  Nobuki Shiragaki ,  Hiroshi Kanai ,  Nobuyuki Shimoda ,  Yasuhide Morimoto ,  Yoshihiro Suemune ,  Tooru Oohashi

发明人： Shiro Fujii ,  Yoshikazu Yamanaka ,  Nobuki Shiragaki ,  Hiroshi Kanai ,  Nobuyuki Shimoda ,  Yasuhide Morimoto ,  Yoshihiro Suemune ,  Tooru Oohashi

IPC分类号： B32B15/01 ,  B05D3/04 ,  B05D1/18

CPC分类号： C23C2/06 ,  B05D1/18 ,  C23C2/12 ,  C23C28/021 ,  C23C28/023 ,  C23C30/00 ,  C23C30/005 ,  Y10T428/12757 ,  Y10T428/12764 ,  Y10T428/12799 ,  Y10T428/12924 ,  Y10T428/12972 ,  Y10T428/12979 ,  Y10T428/12993 ,  Y10T428/265

摘要： The present invention provides a hot-dipped steel 1 that demonstrates favorable corrosion resistance and formability, and has a favorable appearance of a plating layer. The hot-dipped steel of the present invention includes a steel substrate formed thereon with an aluminum-zinc alloy plating layer. The aluminum-zinc alloy plating layer contains Al, Zn, Si and Mg as constituent elements thereof and the Mg content is 0.1% to 10% by weight. The aluminum-zinc alloy plating layer contains 0.2% to 15% by volume of an Si—Mg phase, and the weight ratio of Mg in the Si—Mg phase to the total weight of Mg is 3% or more.

摘要翻译： 本发明提供一种表现出良好的耐腐蚀性和成形性的热浸镀锌钢板1，并且具有良好的镀层外观。 本发明的热浸镀锌钢包括在其上形成有铝 - 锌合金镀层的钢基材。 铝锌合金镀层含有Al，Zn，Si和Mg作为其构成元素，Mg含量为0.1〜10重量％。 铝锌合金镀层含有0.2〜15体积％的Si-Mg相，Si-Mg相中的Mg与Mg的总重量的重量比为3％以上。

公开(公告)号：US20120009436A1

公开(公告)日：2012-01-12

申请号：US13256166

申请日：2010-03-09

申请人： Satoshi Arai ,  Yasuhide Morimoto ,  Kiyokazu Ishizuka ,  Kazutoshi Takeda

发明人： Satoshi Arai ,  Yasuhide Morimoto ,  Kiyokazu Ishizuka ,  Kazutoshi Takeda

IPC分类号： B32B5/14 ,  B21B1/08

CPC分类号： C21D6/008 ,  B21B1/08 ,  C21D6/005 ,  C21D8/1222 ,  C21D8/1233 ,  C21D8/1272 ,  C21D8/1277 ,  C21D8/1283 ,  C21D2201/05 ,  C22C38/004 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/12 ,  C23C2/02 ,  C23C2/28 ,  C25D5/50 ,  C25D7/0614 ,  H01F1/16 ,  Y10T428/12458

摘要： A non-oriented magnetic steel sheet contains, by mass %, C: 0.005% or less; Si: 2% to 4%; Mn and V: totally 11% or less; and Al: 3% or less, with the balance being Fe and inevitable impurities, wherein a Mn concentration (mass %) and a V concentration (mass %) in a thickness direction satisfy the following formula. 0.1

摘要翻译： 无取向电磁钢板以质量％计含有C：0.005％以下; Si：2％〜4％; Mn和V：总共为11％以下; 和Al：3％以下，余量为Fe和不可避免的杂质，其中厚度方向的Mn浓度（质量％）和V浓度（质量％）满足下式。 0.1 <（XsMn，V-XcMn，V）/ tMn，V <100，其中XsMn，V：钢板表面的Mn浓度（质量％）和V浓度（质量％）之和，XcMn ，V：钢板中心处的Mn浓度（质量％）和V浓度（质量％）之和，tMn，V：来自钢板表面的深度（mm）， Mn浓度（质量％）和V浓度（质量％）之和等于XcMn，V的位置。