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81. 发明专利

JP2011219778A High-strength hot-dip galvanized steel plate and method for manufacturing the same 有权
标题翻译：高强度热镀锌钢板及其制造方法
公开(公告)号：JP2011219778A
公开(公告)日：2011-11-04
申请号：JP2010082295
申请日：2010-03-31
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： FUSHIWAKI YUSUKE , YOSHIDA MASAHIRO , SUGIMOTO YOSHIHARU , SUZUKI YOSHITSUGU
IPC分类号： C23C2/06 , C21D9/46 , C22C38/00 , C22C38/06 , C22C38/58 , C23C2/28
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a high-strength hot-dip galvanized steel plate manufactured using a steel plate containing Si and Mn as a base material and having excellent resistance to the peeling of a galvanized film when subjected to a high degree of processing.SOLUTION: The steel plate comprising, by mass%, 0.01-0.18% C, 0.02-2.0% Si, 1.0-3.0% Mn, 0.001-1.0% Al, 0.005-0.060% P, ≤0.01% S and the balance being Fe and unavoidable impurities is subjected to annealing and hot-dip galvanizing treatment in continuous hot-dip galvanizing equipment. In a heating process, heating is performed by regulating the dew point of the atmosphere to -5°C or higher in a temperature range in a heating furnace of A°C to B°C (A: 600≤A≤780, B: 800≤B≤900).
摘要翻译：解决的问题：提供一种使用含有Si和Mn作为基材的钢板制造的高强度热浸镀锌钢板的制造方法，并且当经受镀层时耐镀锌膜的剥离性优异到高度的加工。解决方案：钢板以质量％计含有0.01-0.18％C，0.02-2.0％Si，1.0-3.0％Mn，0.001-1.0％Al，0.005-0.060％P，≤0.01％S和余量为Fe和不可避免的杂质在连续热浸镀锌设备中进行退火和热浸镀锌处理。在加热过程中，通过在A℃〜B℃的加热炉的温度范围内将气氛的露点调节至-5℃以上进行加热（A：600≤A≤780，B： 800≤B≤900）。版权所有（C）2012，JPO＆INPIT

82. 发明专利

JP2011058013A High-strength hot-dip-galvanized steel sheet excellent in peeling resistance of plating layer 有权
标题翻译：高强度热镀锌钢板优良的镀层耐腐蚀性
公开(公告)号：JP2011058013A
公开(公告)日：2011-03-24
申请号：JP2009205407
申请日：2009-09-07
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： MAKISUI YOICHI , YASUHARA HISAO , NAGOSHI MASAYASU , HAMADA ETSUO , SUGIMOTO YOSHIHARU , SUZUKI YOSHITSUGU , FUSHIWAKI YUSUKE
IPC分类号： C23C2/06 , C22C38/00 , C22C38/04 , C22C38/58 , C23C2/28
摘要： PROBLEM TO BE SOLVED: To provide a high-strength hot-dip-galvanized steel sheet that comprises a high-Si-content steel sheet as a base metal and is excellent in resistance to peeling of a plating layer when subjected to high degree of processing.
SOLUTION: The steel sheet comprises, by mass, 0.01-0.15% C, 0.8-2.0% Si, 1.0-3.0% Mn, ≤0.025% P, ≤0.01% S and the balance being Fe and unavoidable impurities. Among Si and/or Mn oxides present at a boundary between the plating layer and the steel sheet and within a plating layer, the number of film-like oxides having an area of ≥4 μm
2 is 10 pieces or less in total within an area corresponding to 10,000 μm
2 of the galvanized steel sheet.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：待解决的问题：提供一种高强度热浸镀锌钢板，其包含高Si含量钢板作为基体金属，并且当经受高度时具有优异的镀层剥离性加工程度。钢板质量分数为0.01-0.15％C，0.8-2.0％Si，1.0-3.0％Mn，≤0.025％P，≤0.01％S，余量为Fe和不可避免的杂质。在镀层和钢板之间以及镀层之间的边界存在的Si和/或Mn氧化物中，面积≥4μm 2 的膜状氧化物的数量为10个总计在对应于镀锌钢板的10,000μm 2 的区域内。版权所有（C）2011，JPO＆INPIT

83. 发明专利

JP2010255113A High strength hot dip galvanized steel sheet and method for producing the same 有权
标题翻译：高强度热镀锌钢板及其制造方法
公开(公告)号：JP2010255113A
公开(公告)日：2010-11-11
申请号：JP2010072883
申请日：2010-03-26
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： YOSHIDA MASAHIRO , FUSHIWAKI YUSUKE , SUGIMOTO YOSHIHARU , SUZUKI YOSHITSUGU
IPC分类号： C23C2/02 , C21D9/46 , C22C18/00 , C22C38/00 , C22C38/06 , C22C38/58 , C23C2/06 , C23C2/28
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a high strength hot dip galvanized steel sheet which uses a steel sheet containing Si and Mn as a base material and has excellent corrosion resistance and plating peeling resistance upon high working.
SOLUTION: When a steel sheet containing, by mass, 0.01 to 0.18% C, 0.02 to 2.0% Si, 1.0 to 3.0% Mn, 0.001 to 1.0% Al, 0.005 to 0.060% P and ≤0.01% S, and the balance Fe with inevitable impurities is subjected to annealing and hot dip galvanizing treatment in continuous type hot dip galvanizing equipment, a heating process is performed in such a manner that the temperature rising rate in the temperature region of 600°C to A°C (A: 650≤A≤1,000) that is a temperature within an annealing furnace is controlled to ≥7°C/s, and also, a soaking process is performed in such a manner that the concentration of hydrogen in the temperature region of 800 to 1,000°C that is a temperature within an annealing furnace is controlled to ≥25 vol.%, and further, a cooling process is performed in such a manner that the concentration of hydrogen in the temperature region of ≥650°C is controlled to ≥25 vol.%.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决问题的方案：提供一种高强度热浸镀锌钢板的制造方法，其使用含有Si和Mn作为基材的钢板，并且在高加工时具有优异的耐腐蚀性和耐电镀剥离性。＆lt;解决方案＆gt;当含有0.01〜0.18％C，0.02〜2.0％Si，1.0〜3.0％Mn，0.001〜1.0％Al，0.005〜0.060％P和≤0.01％S的钢板，将余量为不可避免的杂质的Fe进行连续式热浸镀锌设备的退火和热浸镀锌处理，以600℃〜A℃的温度范围内的升温速度 A：650≤A≤1,000），将退火炉内的温度控制在≥7℃/ s以下，进行均热处理，使得在800〜将退火炉内的温度设定为1000℃，控制在≥25体积％以下，进一步进行冷却处理，使得将≥650℃的温度范围内的氢浓度控制在≥ 25体积％。版权所有（C）2011，JPO＆INPIT

84. 发明专利

JP2010255107A High-strength hot-dip galvanized steel plate and method for producing the same 有权
标题翻译：高强度热镀锌钢板及其制造方法
公开(公告)号：JP2010255107A
公开(公告)日：2010-11-11
申请号：JP2010072871
申请日：2010-03-26
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： FUSHIWAKI YUSUKE , YOSHIDA MASAHIRO , SUGIMOTO YOSHIHARU , SUZUKI YOSHITSUGU
IPC分类号： C23C2/02 , C21D9/46 , C22C38/00 , C22C38/06 , C22C38/58 , C23C2/06 , C23C2/28
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a high-strength hot-dip galvanized steel plate using a steel plate containing Si and Mn as a base material and having excellent corrosion resistance and excellent resistance to galvanized coat peeling when subjected to a high degree of processing.
SOLUTION: When the steel plate containing, in terms of mass%, 0.01 to 0.18% C, 0.02 to 2.0% Si, 1.0 to 3.0% Mn, 0.001 to 1.0% Al, 0.005 to 0.060% P, ≤0.01% S, and Fe and unavoidable impurities as the remainder is subjected to annealing and hot-dip galvanizing treatments in continuous hot-dip galvanizing equipment, the temperature in an annealing furnace in a range of 750°C or higher is regulated such that hydrogen concentration is 20 vol% or more.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种使用含有Si和Mn作为基材的钢板并具有优异的耐腐蚀性和优异的耐镀锌涂层剥离性的高强度热浸镀锌钢板的制造方法到高度的加工。解决方案：当以质量％计含有0.01〜0.18％C，0.02〜2.0％Si，1.0〜3.0％Mn，0.001〜1.0％Al，0.005〜0.060％P，≤0.01％ S和Fe以及其余的不可避免的杂质在连续热浸镀锌设备中进行退火和热浸镀锌处理，调节在750℃以上范围内的退火炉中的温度，使氢浓度 20体积％以上。版权所有（C）2011，JPO＆INPIT

85. 发明专利

JP2010255100A High-strength hot-dip galvanized steel plate and method for producing the same 有权
标题翻译：高强度热镀锌钢板及其制造方法
公开(公告)号：JP2010255100A
公开(公告)日：2010-11-11
申请号：JP2010026066
申请日：2010-02-09
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： FUSHIWAKI YUSUKE , YOSHIDA MASAHIRO , SUGIMOTO YOSHIHARU , SUZUKI YOSHITSUGU
IPC分类号： C23C2/06 , C21D1/76 , C21D9/46 , C22C18/00 , C22C38/00 , C22C38/06 , C22C38/58 , C23C2/28
CPC分类号： C23C2/28 , C21D1/26 , C21D9/46 , C21D9/48 , C21D9/561 , C21D2211/005 , C22C38/02 , C22C38/04 , C22C38/06 , C23C2/02 , C23C2/12 , C23C2/40
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a high-strength hot-dip galvanized steel plate using a steel plate containing Si and Mn as a base material and having excellent corrosion resistance and excellent resistance to galvanized coat peeling when subjected to a high degree of processing. SOLUTION: When the steel plate containing, in terms of mass%, 0.01 to 0.18% C, 0.02 to 2.0% Si, 1.0 to 3.0% Mn, 0.001 to 1.0% Al, 0.005 to 0.060% P, ≤0.01% S, and Fe and unavoidable impurities as the remainder is subjected to annealing and hot-dip galvanizing treatments in continuous hot-dip galvanizing equipment, the temperature in an annealing furnace in a range of 750°C or higher is regulated such that the dew point of the atmosphere is -40°C or lower. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种使用含有Si和Mn作为基材的钢板并具有优异的耐腐蚀性和优异的耐镀锌涂层剥离性的高强度热浸镀锌钢板的制造方法到高度的加工。解决方案：当以质量％计含有0.01〜0.18％C，0.02〜2.0％Si，1.0〜3.0％Mn，0.001〜1.0％Al，0.005〜0.060％P，≤0.01％ S和Fe以及其余的不可避免的杂质在连续热浸镀锌设备中进行退火和热浸镀锌处理，调节在750℃以上范围内的退火炉中的温度，使得露点的气氛为-40℃以下。版权所有（C）2011，JPO＆INPIT

86. 发明专利

JP2014040652A High-strength steel plate and manufacturing method thereof 有权
标题翻译：高强度钢板及其制造方法
公开(公告)号：JP2014040652A
公开(公告)日：2014-03-06
申请号：JP2013041720
申请日：2013-03-04
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： FUSHIWAKI YUSUKE , KAWASAKI YOSHIYASU , NAGATAKI YASUNOBU
IPC分类号： C21D9/46 , C22C38/00 , C22C38/06 , C22C38/60 , C23C8/14 , C23C22/78 , C23F17/00 , C25D13/22 , C25F1/06
CPC分类号： C21D9/52 , C21D1/76 , C21D8/0226 , C21D8/0236 , C21D8/0273 , C21D9/46 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/08 , C22C38/12 , C22C38/14 , C22C38/16 , C22C38/18 , C25F1/06
摘要： PROBLEM TO BE SOLVED: To provide a high-strength steel plate excellent in chemical conversion, and corrosion resistance after electrodeposition coating even when having a large content of Si or Mn, and a manufacturing method thereof.SOLUTION: When a steel plate containing C of 0.03-0.35%, Si of 0.01-0.50%, Mn of 3.6-8.0%, Al of 0.01-1.0%, P≤0.10%, S≤0.010% by mass% and the remainder consisting of Fe and inevitable impurities is continuously annealed, the maximum arrival temperature of the steel plate in an annealing furnace is 600°C or more and 750°C or less, a steel plate passing time at the steel plate temperature of 600°C or more and 750°C or less is 30 seconds or more and 10 minutes or less, and a dew point in the atmosphere is -10°C or less.
摘要翻译：要解决的问题：提供即使具有大量Si或Mn的电沉积涂覆后的化学转化率和耐腐蚀性的高强度钢板及其制造方法。解决方案：当含有C 0.03〜0.35％，Si：0.01-0.50％，Mn：3.6〜8.0％，Al：0.01〜1.0％，P≤0.10％，S≤0.010质量％，余量由Fe和不可避免的杂质组成钢板在退火炉中的最高到达温度为600℃以上且750℃以下，钢板温度为600℃以上且750℃以下的钢板通过时间为30 秒以上且10分钟以下，大气中的露点为-10℃以下。

87. 发明专利

JP2013124382A High-strength steel sheet excellent in chemical treating properties and manufacturing method therefor 有权
标题翻译：化学处理特性优良的高强度钢板及其制造方法
公开(公告)号：JP2013124382A
公开(公告)日：2013-06-24
申请号：JP2011272853
申请日：2011-12-14
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： FUSHIWAKI YUSUKE , NAGATAKI YASUNOBU
IPC分类号： C21D9/46 , C22C38/00 , C22C38/06 , C22C38/58 , C25F1/06
摘要： PROBLEM TO BE SOLVED: To provide a high-strength steel sheet that exhibits excellent chemical treating properties and corrosion resistance after electrodeposition coating, and to provide a manufacturing method therefor.SOLUTION: The steel sheet contains, by mass, 0.01 to 0.18% C, 0.4 to 2.0% Si, 1.0 to 3.0% Mn, 0.001 to 1.0% Al, 0.005 to 0.060% P, and 0.01% or less S, with the remainder comprising Fe and unavoidable impurities. During a temperature increasing step, when performing continuous annealing on the steel sheet, the rate of temperature increase is set to be 8°C/s or higher and the atmospheric hydrogen concentration is set to be 22 vol% or more at an annealing-furnace temperature range of 600°C or more and A°C or less, wherein the range of A is 700≤A≤900.
摘要翻译：要解决的问题：提供一种在电沉积涂覆后表现出优异的化学处理性能和耐腐蚀性的高强度钢板，并提供其制造方法。钢板质量分别含有0.01〜0.18％的Si，0.4〜2.0％的Si，1.0〜3.0％的Mn，0.001〜1.0％的Al，0.005〜0.060％的P和0.01％以下的S，余量包含Fe和不可避免的杂质。在升温工序中，对钢板进行连续退火时，在退火炉中将升温速度设定为8℃/ s以上，将大气氢浓度设定为22体积％以上温度范围为600℃以上且A℃以下，其中A的范围为700≤A≤900。版权所有（C）2013，JPO＆INPIT

88. 发明专利

JP2012188746A Galvannealed steel sheet 有权
标题翻译： GALVANNEALED钢板
公开(公告)号：JP2012188746A
公开(公告)日：2012-10-04
申请号：JP2012010561
申请日：2012-01-23
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： HARAKO DAISUKE , FUSHIWAKI YUSUKE , SUZUKI YOSHITSUGU , NAGATAKI YASUNOBU
IPC分类号： C23C2/06 , C21D9/46 , C22C18/00 , C22C18/04 , C22C38/00 , C22C38/14
CPC分类号： B32B15/013 , C21D1/18 , C21D8/0226 , C21D9/46 , C22C1/10 , C22C18/00 , C22C18/04 , C22C38/00 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14 , C23C2/06 , C23C2/28 , Y10T428/12799
摘要： PROBLEM TO BE SOLVED: To provide a galvannealed steel sheet having high corrosion resistance, high plating adhesion, and high hydrogen embrittlement resistance, and a method of manufacturing the same.SOLUTION: The galvannealed steel sheet includes a galvanizing layer containing 7-15% Fe on a surface of a steel sheet containing C: 0.02-0.30%, Si: 0.01-2.5%, Mn: 0.1-3.0%, P: 0.003-0.08%, S: 0.01% or less, Al: 0.001-0.20%, and one or more of Ti: 0.03-0.40%, Nb: 0.001-0.2%, V: 0.001-0.2%, Mo: 0.01-0.5%, and W: 0.001-0.2%. The galvanizing layer includes at least five carbide particles in each section constituted by a metallic deposit thickness and a cross section of the metallic deposit delimited at 1 μm intervals in a direction perpendicular to a thickness direction, the carbide particles having an average particle diameter between 1 nm and 20 nm and including at least one of Ti, Nb, V, Mo, and W.
摘要翻译：要解决的问题：提供具有高耐腐蚀性，高电镀附着力和高耐氢脆性的合金化热浸镀锌钢板及其制造方法。合金化热浸镀锌钢板包括含有C：0.02〜0.30％，Si：0.01〜2.5％，Mn：0.1-3.0％的钢板表面含有7-15％Fe的镀锌层，P： 0.003-0.08％，S：0.01％以下，Al：0.001-0.20％，Ti：0.03〜0.40％，Nb：0.001-0.2％，V：0.001-0.2％，Mo：0.01-0.5 ％，W：0.001-0.2％。镀锌层包括由金属沉积厚度构成的每个部分中的至少五个碳化物颗粒和金属沉积物的横截面，所述金属沉积物在垂直于厚度方向的方向上以1μm间隔界定，所述碳化物颗粒的平均粒径为1 nm和20nm，并且包括Ti，Nb，V，Mo和W中的至少一种。权利要求：（C）2013，JPO＆INPIT

89. 发明专利

JP2012072450A High-strength steel sheet and manufacturing method therefor 有权
标题翻译：高强度钢板及其制造方法
公开(公告)号：JP2012072450A
公开(公告)日：2012-04-12
申请号：JP2010218401
申请日：2010-09-29
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： FUSHIWAKI YUSUKE , SUZUKI YOSHITSUGU
IPC分类号： C21D9/56 , C21D1/74 , C21D1/76 , C21D9/46 , C22C38/00 , C22C38/06 , C22C38/58 , C25F1/06
摘要： PROBLEM TO BE SOLVED: To provide a high-strength steel sheet that exhibits excellent chemical convertibility and post-electrodeposition-coating corrosion resistance, even with a high Si content, and a manufacturing method therefor.SOLUTION: When performing continuous annealing on a steel sheet that contains, by mass, 0.01 to 0.18% C, 0.4 to 2.0% Si, 1.0 to 3.0% Mn, 0.001 to 1.0% Al, 0.005 to 0.060% P, and at most 0.01% S, with the remainder comprising Fe and unavoidable impurities, during a heating process, the temperature rising rate is set to be 7°C/s or more for the annealing-furnace temperature range of 600°C to A°C (A: 650≤A≤1,000), also, during a soaking process, the atmospheric dew point is set to be -45°C or lower for the annealing-furnace temperature range of 820 to 1,000°C, and further, during a cooling process, the atmospheric dew point is set to be -45°C or lower for the temperature range of 750°C or higher.
摘要翻译：要解决的问题：提供即使具有高Si含量也表现出优异的化学转化率和后电沉积涂层耐腐蚀性的高强度钢板及其制造方法。＆lt; P＆gt;解决方案：当对含有0.01〜0.18％C，0.4〜2.0％Si，1.0〜3.0％Mn，0.001〜1.0％Al，0.005〜0.060％P和在加热过程中，最多为0.01％S，其余为Fe和不可避免的杂质，对于退火炉温度范围为600℃至A℃，升温速率设定为7℃/ s以上（A：650≤A≤1,000），在均热处理中，对于退火炉温度范围为820〜1000℃，大气露点设定为-45℃以下，此外，在在750℃以上的温度范围内，大气露点设定为-45℃以下。版权所有（C）2012，JPO＆INPIT

90. 发明专利

JP2011219781A High-strength hot-dip galvanized steel plate and method for manufacturing the same 有权
标题翻译：高强度热镀锌钢板及其制造方法
公开(公告)号：JP2011219781A
公开(公告)日：2011-11-04
申请号：JP2010082298
申请日：2010-03-31
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： FUSHIWAKI YUSUKE , YOSHIDA MASAHIRO , SUGIMOTO YOSHIHARU , SUZUKI YOSHITSUGU
IPC分类号： C23C2/28 , C21D1/76 , C21D9/46 , C22C18/00 , C22C38/00 , C22C38/06 , C22C38/58 , C23C2/06
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a high-strength hot-dip galvanized steel plate manufactured using a steel plate containing Si and Mn as a base material and having excellent resistance to the peeling of a galvanized film when subjected to a high degree of processing.SOLUTION: The steel plate comprising, by mass%, 0.01-0.18% C, 0.02-2.0% Si, 1.0-3.0% Mn, 0.001-1.0% Al, 0.005-0.060% P, ≤0.01% S and the balance being Fe and unavoidable impurities is subjected to annealing and hot-dip galvanizing treatment in continuous hot-dip galvanizing equipment. In a heating process, heating is performed by regulating the dew point in the atmosphere to -40°C or lower and the temperature rising rate to ≥7°C/s in a temperature range in a heating furnace of 600 to A°C (A: 650≤A≤780), and heating is performed by regulating the dew point of the atmosphere to -5°C or higher in a temperature range in the heating furnace exceeding A°C up to B°C (B: 800≤B≤900).
摘要翻译：解决的问题：提供一种使用含有Si和Mn作为基材的钢板制造的高强度热浸镀锌钢板的制造方法，并且当经受镀层时耐镀锌膜的剥离性优异到高度的加工。解决方案：钢板以质量％计含有0.01-0.18％C，0.02-2.0％Si，1.0-3.0％Mn，0.001-1.0％Al，0.005-0.060％P，≤0.01％S和余量为Fe和不可避免的杂质在连续热浸镀锌设备中进行退火和热浸镀锌处理。在加热过程中，通过将加热炉中的露点调节至-40℃以下，在600〜A℃的加热炉的温度范围内升温至≥7℃/ s进行加热， A：650≤A≤780），通过将加热炉的温度范围内的气氛的露点调节至-5℃以上，超过A℃至B℃（B：800≤ B≤900）。版权所有（C）2012，JPO＆INPIT

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