公开(公告)号：US08911567B2

公开(公告)日：2014-12-16

申请号：US13508407

申请日：2010-11-09

申请人： Toshio Ogawa ,  Naoki Matsutani ,  Koichi Goto ,  Shinichiro Watanabe ,  Nobuhiro Fujita ,  Toshiki Nonaka

发明人： Toshio Ogawa ,  Naoki Matsutani ,  Koichi Goto ,  Shinichiro Watanabe ,  Nobuhiro Fujita ,  Toshiki Nonaka

IPC分类号： C22C38/06 ,  C22C38/18 ,  C21D8/02 ,  C23C2/02 ,  C21D8/04 ,  C22C38/00 ,  C22C38/02 ,  C22C38/04 ,  C23C2/26 ,  C23C2/28

CPC分类号： C23C2/02 ,  B32B15/012 ,  B32B15/013 ,  C21D8/0426 ,  C21D8/0431 ,  C21D8/0436 ,  C21D8/0463 ,  C21D2211/005 ,  C21D2211/008 ,  C22C38/001 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/18 ,  C22C38/20 ,  C22C38/22 ,  C22C38/24 ,  C22C38/26 ,  C22C38/28 ,  C22C38/32 ,  C22C38/38 ,  C22C38/40 ,  C23C2/26 ,  C23C2/28 ,  Y10T428/12799

摘要： The high-strength steel sheet includes, by mass %: C: 0.01% to 0.10%; Si: 0.15% or less; Mn: 0.80% to 1.80%; P: 0.10% or less; S: 0.015% or less; Al: 0.10% to 0.80%; Cr: 0.01% to 1.50%; N: 0.0100% or less; and a balance consisting of iron and inevitable impurities, in which a metallic structure is composed of ferrite and a hard second phase, the area fraction of the ferrite is 80% or more, the area fraction of the hard second phase is 1% to 20%, the fraction of unrecrystallized ferrite in the ferrite is less than 10%, the ferrite grain sizes are 5 μm to 20 μm, and the fraction of the ferrite crystal grains having an aspect ratio of 1.2 or less in the entire ferrite crystal grains is 60% or more.

摘要翻译： 高强度钢板以质量％计含有：C：0.01〜0.10％ Si：0.15％以下; Mn：0.80〜1.80％ P：0.10％以下; S：0.015％以下; Al：0.10〜0.80％ Cr：0.01〜1.50％ N：0.0100％以下; 余量由铁和不可避免的杂质组成，金属结构由铁素体和硬质二相组成，铁素体的面积率为80％以上，硬质相的面积分数为1〜20 ％，铁素体中未再结晶铁素体的分数小于10％，铁素体晶粒尺寸为5μm〜20μm，铁素体晶粒整体的纵横比为1.2以下的铁素体晶粒的比例为 60％以上。

公开(公告)号：US20120282487A1

公开(公告)日：2012-11-08

申请号：US13508407

申请日：2010-11-09

申请人： Toshio Ogawa ,  Naoki Matsutani ,  Koichi Goto ,  Shinichiro Watanabe ,  Nobuhiro Fujita ,  Toshiki Nonaka

发明人： Toshio Ogawa ,  Naoki Matsutani ,  Koichi Goto ,  Shinichiro Watanabe ,  Nobuhiro Fujita ,  Toshiki Nonaka

IPC分类号： C22C38/42 ,  C22C38/54 ,  C22C38/44 ,  C22C38/58 ,  C22C38/46 ,  C22C38/48 ,  C22C38/50 ,  B32B15/01 ,  C21D8/00

CPC分类号： C23C2/02 ,  B32B15/012 ,  B32B15/013 ,  C21D8/0426 ,  C21D8/0431 ,  C21D8/0436 ,  C21D8/0463 ,  C21D2211/005 ,  C21D2211/008 ,  C22C38/001 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/18 ,  C22C38/20 ,  C22C38/22 ,  C22C38/24 ,  C22C38/26 ,  C22C38/28 ,  C22C38/32 ,  C22C38/38 ,  C22C38/40 ,  C23C2/26 ,  C23C2/28 ,  Y10T428/12799

摘要： The high-strength steel sheet includes, by mass %: C: 0.01% to 0.10%; Si: 0.15% or less; Mn: 0.80% to 1.80%; P: 0.10% or less; S: 0.015% or less; Al: 0.10% to 0.80%; Cr: 0.01% to 1.50%; N: 0.0100% or less; and a balance consisting of iron and inevitable impurities, in which a metallic structure is composed of ferrite and a hard second phase, the area fraction of the ferrite is 80% or more, the area fraction of the hard second phase is 1% to 20%, the fraction of unrecrystallized ferrite in the ferrite is less than 10%, the ferrite grain sizes are 5 μm to 20 μm, and the fraction of the ferrite crystal grains having an aspect ratio of 1.2 or less in the entire ferrite crystal grains is 60% or more.

摘要翻译： 高强度钢板以质量％计含有：C：0.01〜0.10％ Si：0.15％以下; Mn：0.80〜1.80％ P：0.10％以下; S：0.015％以下; Al：0.10〜0.80％ Cr：0.01〜1.50％ N：0.0100％以下; 余量由铁和不可避免的杂质组成，金属结构由铁素体和硬质二相组成，铁素体的面积率为80％以上，硬质相的面积分数为1〜20 ％，铁素体中未再结晶铁素体的分数小于10％，铁素体晶粒尺寸为5μm〜20μm，铁素体晶粒整体的纵横比为1.2以下的铁素体晶粒的比例为 60％以上。

公开(公告)号：US08888933B2

公开(公告)日：2014-11-18

申请号：US13138898

申请日：2010-05-26

申请人： Kunio Hayashi ,  Toshimasa Tomokiyo ,  Nobuhiro Fujita ,  Naoki Matsutani ,  Koichi Goto

发明人： Kunio Hayashi ,  Toshimasa Tomokiyo ,  Nobuhiro Fujita ,  Naoki Matsutani ,  Koichi Goto

IPC分类号： C22C38/02 ,  C22C38/04 ,  C22C38/14 ,  C22C38/06 ,  C21D8/02 ,  C23C2/06 ,  C21D9/46 ,  C22C38/00 ,  C23C2/28 ,  C23C2/02 ,  C22C38/12

CPC分类号： C21D9/46 ,  C21D8/0205 ,  C21D8/0221 ,  C21D8/0263 ,  C21D2211/002 ,  C21D2211/004 ,  C21D2211/005 ,  C21D2211/008 ,  C22C38/001 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/12 ,  C22C38/14 ,  C23C2/02 ,  C23C2/06 ,  C23C2/28 ,  Y10T428/12799

摘要： This high-strength steel sheet includes: in terms of percent by mass, 0.03 to 0.10% of C; 0.01 to 1.5% of Si; 1.0 to 2.5% of Mn; 0.1% or less of P; 0.02% or less of S; 0.01 to 1.2% of Al; 0.06 to 0.15% of Ti; and 0.01% or less of N; and contains as the balance, iron and inevitable impurities, wherein a tensile strength is in a range of 590 MPa or more, and a ratio between the tensile strength and a yield strength is in a range of 0.80 or more, a microstructure includes bainite at an area ratio of 40% or more and the balance being either one or both of ferrite and martensite, a density of Ti(C,N) precipitates having sizes of 10 nm or smaller is in a range of 1010 precipitates/mm3 or more, and a ratio (Hvs/Hvc) of a hardness (Hvs) at a depth of 20 μm from a surface to a hardness (Hvc) at a center of a sheet thickness is in a range of 0.85 or more.

摘要翻译： 该高强度钢板包括：以质量％计，C：0.03〜0.10％ 0.01〜1.5％的Si; 1.0〜2.5％的Mn; 0.1％以下的P; 0.02％以下的S; 0.01〜1.2％的Al; 0.06〜0.15％Ti; 和0.01％以下的N; 并且含有作为余量的铁和不可避免的杂质，其中拉伸强度在590MPa以上的范围内，拉伸强度与屈服强度的比例在0.80以上的范围内，微观结构包括贝氏体 面积率为40％以上，余量为铁素体和马氏体中的一种或两种，Ti（C，N）析出物的密度为10nm以下，为1010个/ cm3以下， 在板厚中心处的从表面到硬度（Hvc）的深度为20μm的硬度（Hvs）的比（Hvs / Hvc）在0.85以上的范围内。

公开(公告)号：US20120031528A1

公开(公告)日：2012-02-09

申请号：US13138898

申请日：2010-05-26

申请人： Kunio Hayashi ,  Toshimasa Tomokiyo ,  Nobuhiro Fujita ,  Naoki Matsutani ,  Koichi Goto

发明人： Kunio Hayashi ,  Toshimasa Tomokiyo ,  Nobuhiro Fujita ,  Naoki Matsutani ,  Koichi Goto

IPC分类号： C22C38/42 ,  C22C38/04 ,  C22C38/06 ,  C23C22/05 ,  C22C38/14 ,  C22C38/44 ,  C22C38/46 ,  C22C38/50 ,  C22C38/02 ,  C22C38/08

CPC分类号： C21D9/46 ,  C21D8/0205 ,  C21D8/0221 ,  C21D8/0263 ,  C21D2211/002 ,  C21D2211/004 ,  C21D2211/005 ,  C21D2211/008 ,  C22C38/001 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/12 ,  C22C38/14 ,  C23C2/02 ,  C23C2/06 ,  C23C2/28 ,  Y10T428/12799

摘要： This high-strength steel sheet includes: in terms of percent by mass, 0.03 to 0.10% of C; 0.01 to 1.5% of Si; 1.0 to 2.5% of Mn; 0.1% or less of P; 0.02% or less of S; 0.01 to 1.2% of Al; 0.06 to 0.15% of Ti; and 0.01% or less of N; and contains as the balance, iron and inevitable impurities, wherein a tensile strength is in a range of 590 MPa or more, and a ratio between the tensile strength and a yield strength is in a range of 0.80 or more, a microstructure includes bainite at an area ratio of 40% or more and the balance being either one or both of ferrite and martensite, a density of Ti(C,N) precipitates having sizes of 10 nm or smaller is in a range of 1010 precipitates/mm3 or more, and a ratio (Hvs/Hvc) of a hardness (Hvs) at a depth of 10 μm from a surface to a hardness (Hvc) at a center of a sheet thickness is in a range of 0.85 or more.

摘要翻译： 该高强度钢板包括：以质量％计，C：0.03〜0.10％ 0.01〜1.5％的Si; 1.0〜2.5％的Mn; 0.1％以下的P; 0.02％以下的S; 0.01〜1.2％的Al; 0.06〜0.15％Ti; 和0.01％以下的N; 并且含有作为余量的铁和不可避免的杂质，其中拉伸强度在590MPa以上的范围内，拉伸强度与屈服强度的比例在0.80以上的范围内，微观结构包括贝氏体 面积率为40％以上，余量为铁素体和马氏体中的一种或两种，Ti（C，N）析出物的密度为10nm以下，为1010个/ cm3以下， 并且在板厚中心处的表面与硬度（Hvc）之间的深度为10μm的硬度（Hvs）的比（Hvs / Hvc）在0.85以上的范围内。

公开(公告)号：US20080000555A1

公开(公告)日：2008-01-03

申请号：US11663581

申请日：2005-10-05

申请人： Toshiki Nonaka ,  Hirokazu Taniguchi ,  Koichi Goto

发明人： Toshiki Nonaka ,  Hirokazu Taniguchi ,  Koichi Goto

IPC分类号： C22C38/06 ,  C21D9/46

CPC分类号： C22C38/02 ,  B21B3/02 ,  C21D1/25 ,  C21D8/041 ,  C21D8/0426 ,  C21D8/0436 ,  C21D8/0473 ,  C21D9/46 ,  C21D2211/001 ,  C21D2211/002 ,  C21D2211/005 ,  C21D2211/008 ,  C22C38/001 ,  C22C38/002 ,  C22C38/005 ,  C22C38/04 ,  C22C38/06 ,  C22C38/12 ,  C22C38/14 ,  C22C38/18 ,  C22C38/22 ,  C22C38/26 ,  C22C38/28 ,  C22C38/32 ,  C22C38/38

摘要： The present invention provides high strength thin-gauge steel sheet with excellent elongation and hole expandability having a tensile strength of 500 MPa or more and a method of production of high strength thin-gauge steel sheet with excellent elongation and hole expandability enabling production of this on an industrial scale, that is, high strength thin-gauge steel sheet comprised of, by mass %, C: 0.03 to 0.25%, Si: 0.4 to 2.0%, Mn: 0.8 to 3.1%, P≦0.02%, S≦0.02%, Al≦2.0%, N≦0.01%, and a balance of Fe and unavoidable impurities and having a microstructure comprised of ferrite with an area fraction of 10 to 85% and residual austenite with a volume fraction of 1 to 10%, an area fraction of 10% to 60% of tempered martensite, and a balance of bainite.

摘要翻译： 本发明提供了拉伸强度为500MPa以上的伸长率和孔扩展性优异的高强度薄钢板的制造方法以及具有优异的伸长率和扩孔性的高强度薄钢板的制造方法， 工业规模，即以质量％计含有C：0.03〜0.25％，Si：0.4〜2.0％，Mn：0.8〜3.1％，P <0.02％，S < = 0.02％，Al≤2.0％，N≤0.01％，余量为Fe和不可避免的杂质，并且具有由面积分数为10〜85％的铁素体组成的微结构，体积分数为1〜 10％，回火马氏体的10％至60％的面积分数，以及贝氏体的余量。

公开(公告)号：US20090314395A1

公开(公告)日：2009-12-24

申请号：US12583846

申请日：2009-08-27

申请人： Toshiki Nonaka ,  Hirokazu Taniguchi ,  Koichi Goto

发明人： Toshiki Nonaka ,  Hirokazu Taniguchi ,  Koichi Goto

IPC分类号： C21D8/02

CPC分类号： C22C38/02 ,  B21B3/02 ,  C21D1/25 ,  C21D8/041 ,  C21D8/0426 ,  C21D8/0436 ,  C21D8/0473 ,  C21D9/46 ,  C21D2211/001 ,  C21D2211/002 ,  C21D2211/005 ,  C21D2211/008 ,  C22C38/001 ,  C22C38/002 ,  C22C38/005 ,  C22C38/04 ,  C22C38/06 ,  C22C38/12 ,  C22C38/14 ,  C22C38/18 ,  C22C38/22 ,  C22C38/26 ,  C22C38/28 ,  C22C38/32 ,  C22C38/38

摘要： The present invention provides high strength thin-gauge steel sheet with excellent elongation and hole expandability having a tensile strength of 500 MPa or more and a method of production of high strength thin-gauge steel sheet with excellent elongation and hole expandability enabling production of this on an industrial scale, that is, high strength thin-gauge steel sheet comprised of, by mass %, C: 0.03 to 0.25%, Si: 0.4 to 2.0%, Mn: 0.8 to 3.1%, P≦0.02%, S≦0.02%, Al≦2.0%, N≦0.01%, and a balance of Fe and unavoidable impurities and having a microstructure comprised of ferrite with an area fraction of 10 to 85% and residual austenite with a volume fraction of 1 to 10%, an area fraction of 10% to 60% of tempered martensite, and a balance of bainite.

摘要翻译： 本发明提供了拉伸强度为500MPa以上的伸长率和孔扩展性优异的高强度薄钢板的制造方法以及具有优异的伸长率和扩孔性的高强度薄钢板的制造方法， 工业规模，即以质量％计含有C：0.03〜0.25％，Si：0.4〜2.0％，Mn：0.8〜3.1％，P <0.02％，S < = 0.02％，Al≤2.0％，N≤0.01％，余量由Fe和不可避免的杂质构成，其微结构由面积分数为10〜85％的铁素体构成，体积分数为1〜 10％，回火马氏体的10％至60％的面积分数，以及贝氏体的余量。

公开(公告)号：US08137487B2

公开(公告)日：2012-03-20

申请号：US12583846

申请日：2009-08-27

申请人： Toshiki Nonaka ,  Hirokazu Taniguchi ,  Koichi Goto

发明人： Toshiki Nonaka ,  Hirokazu Taniguchi ,  Koichi Goto

IPC分类号： C21D8/02 ,  C21D8/00

CPC分类号： C22C38/02 ,  B21B3/02 ,  C21D1/25 ,  C21D8/041 ,  C21D8/0426 ,  C21D8/0436 ,  C21D8/0473 ,  C21D9/46 ,  C21D2211/001 ,  C21D2211/002 ,  C21D2211/005 ,  C21D2211/008 ,  C22C38/001 ,  C22C38/002 ,  C22C38/005 ,  C22C38/04 ,  C22C38/06 ,  C22C38/12 ,  C22C38/14 ,  C22C38/18 ,  C22C38/22 ,  C22C38/26 ,  C22C38/28 ,  C22C38/32 ,  C22C38/38

摘要： The present invention provides high strength thin-gauge steel sheet with excellent elongation and hole expandability having a tensile strength of 500 MPa or more and a method of production of high strength thin-gauge steel sheet with excellent elongation and hole expandability enabling production of this on an industrial scale, that is, high strength thin-gauge steel sheet comprised of, by mass %, C: 0.03 to 0.25%, Si: 0.013 to 0.299%, Mn: 0.8 to 3.1%, P≦0.02%, S≦0.02%, Al≦2.0%, N≦0.01%, and a balance of Fe and unavoidable impurities and having a microstructure comprised of ferrite with an area fraction of 10 to 85% and residual austenite with a volume fraction of 1 to 10%, an area fraction of 10% to 60% of tempered martensite, and a balance of bainite.

摘要翻译： 本发明提供了拉伸强度为500MPa以上的伸长率和孔扩展性优异的高强度薄钢板的制造方法以及具有优异的伸长率和扩孔性的高强度薄钢板的制造方法， 工业规模，即以质量％计含有C：0.03〜0.25％，Si：0.013〜0.299％，Mn：0.8〜3.1％，P＆NlE; 0.02％，S＆NlE; 0.02的高强度薄钢板 ％，Al≤1.0％，N％，0.01％，余量由Fe和不可避免的杂质构成，其微结构由面积分数为10〜85％的铁素体和体积分数为1〜10％的残余奥氏体组成， 10％〜60％的回火马氏体的面积率和贝氏体的平衡。

公开(公告)号：US09458739B2

公开(公告)日：2016-10-04

申请号：US13273469

申请日：2011-10-14

申请人： Koichi Goto ,  Nobuo Okita

发明人： Koichi Goto ,  Nobuo Okita

IPC分类号： F01K7/22 ,  F01K7/40

CPC分类号： F01K7/22 ,  F01K7/223 ,  F01K7/40

摘要： A steam turbine plant of one embodiment includes a boiler to change water into steam, an upstream turbine including plural stages of rotor vanes and plural stages of stator vanes and to be driven by the steam from the boiler, a downstream turbine including plural stages of rotor vanes and plural stages of stator vanes and to be driven by the steam from the upstream turbine, a condenser to change the steam exhausted from the downstream turbine into water, a collector to collect water from, for example, the steam which exists upstream of an inlet of the final-stage rotor vane in the upstream turbine, and a collected matter path to cause collected matter in the collector to flow into, for example, the steam between an outlet of the final-stage rotor vane of the upstream turbine and an inlet of the final-stage rotor vane of the downstream turbine.

摘要翻译： 一个实施例的蒸汽轮机设备包括将水转换成蒸汽的锅炉，包括多级转子叶片和多级定子叶片的上游涡轮，并且由来自锅炉的蒸汽驱动，包括多级转子的下游涡轮机 叶片和多级定子叶片，并由来自上游涡轮机的蒸汽驱动，将从下游涡轮机排出的蒸汽变为水的冷凝器，收集器，用于从例如上游的蒸汽收集水 上游涡轮机中的末级转子叶片的入口和收集的物质路径，以使收集器中的收集物质流入例如上游涡轮机的末级转子叶片的出口和蒸汽之间的蒸汽， 下游涡轮机的末级转子叶片的入口。

公开(公告)号：US08863521B2

公开(公告)日：2014-10-21

申请号：US13081300

申请日：2011-04-06

申请人： Koichi Goto ,  Nobuo Okita

发明人： Koichi Goto ,  Nobuo Okita

IPC分类号： F01K13/00 ,  F01K17/00 ,  F01K7/22 ,  F01K7/34 ,  F01K3/06 ,  F01K7/18 ,  F22B1/00

CPC分类号： F01K7/18 ,  F01K3/06 ,  F01K7/08 ,  F01K7/16 ,  F01K7/22 ,  F01K7/226 ,  F01K7/24 ,  F01K7/34 ,  F01K7/345 ,  F01K7/38 ,  F22B1/006 ,  Y02E10/46

摘要： A steam turbine plant of one embodiment includes a boiler configured to change water into steam, a high pressure turbine including a turbine or turbines connected to each other in series, and having a first inlet to supply the steam from the boiler, an extraction port located at a downstream of the first inlet, a second inlet to supply the steam extracted from the extraction port and located at a downstream of the extraction port, and an exhaust port located at a downstream of the second inlet, the high pressure turbine being configured to be driven by the steam supplied from the first and second inlets, an extraction steam heater configured to heat the steam extracted from the extraction port and to supply the heated steam to the second inlet, a reheater configured to heat the steam exhausted from the exhaust port, and a reheat turbine configured to be driven by the steam from the reheater.

摘要翻译： 一个实施例的蒸汽轮机设备包括构造成将水改变成蒸汽的锅炉，包括相互连接的涡轮或涡轮的高压涡轮机，并且具有供应来自锅炉的蒸汽的第一入口，位于 在所述第一入口的下游，具有第二入口，用于供应从所述抽出口抽取的并且位于所述抽出口下游的蒸汽，以及位于所述第二入口下游的排气口，所述高压涡轮机构造成 由第一入口和第二入口供应的蒸汽驱动;提取蒸汽加热器，其构造成加热从提取口提取的蒸汽并将加热的蒸汽供应到第二入口;再热器，其被配置为加热从排气口排出的蒸汽 以及被配置为由来自再热器的蒸汽驱动的再热涡轮机。

公开(公告)号：US20130093578A1

公开(公告)日：2013-04-18

申请号：US13603553

申请日：2012-09-05

申请人： Koichi Goto

发明人： Koichi Goto

IPC分类号： B60Q1/00

CPC分类号： B60Q5/008 ,  G10K9/122 ,  G10K9/13

摘要： A vehicle existence annunciator device drives a speaker by utilizing an electric power, which is supplied from an electric power source, to emit an annunciation sound to the outside of a vehicle. The vehicle existence annunciator device includes a counter-voltage-reduction unit configured to enhance a sound pressure level at a frequency, which is apt to linger in a human's ear, when a power supply voltage applied from the electric power source to the vehicle existence annunciator device decreases.

摘要翻译： 车辆存在信号器装置通过利用从电源供给的电力来驱动扬声器，以向车辆的外部发出通知声音。 车辆存在信号装置包括：逆电压降低部，被配置为当从电力源向车辆存在信号器施加的电源电压时，增强在人的耳朵中易于滞留的频率的声压级 设备减少。