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21. 发明专利

JP2009068041A Method for manufacturing hot-dip galvanized steel sheet 有权
标题翻译：制造热镀锌钢板的方法
公开(公告)号：JP2009068041A
公开(公告)日：2009-04-02
申请号：JP2007235119
申请日：2007-09-11
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： SUZUKI YOSHITSUGU , TAKAHASHI HIDEYUKI , SUGIMOTO YOSHIHARU
IPC分类号： C23C2/02 , C21D1/76 , C21D6/00 , C21D9/46 , C21D9/56 , C22C18/00 , C22C38/00 , C22C38/02 , C22C38/60 , C23C2/06 , C23C2/28 , C23C2/40
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a high-Si-containing hot-dip galvanized steel sheet which has no unplated area, shows a beautiful surface appearance, and has a plated film which shows excellent adhesiveness, by using a hot-dip galvanized steel sheet manufacturing facility including an all radiant tube type furnace. SOLUTION: When hot-dip-galvanizing the steel sheet containing 0.3 to 2.5 mass% Si by using the facility for manufacturing the hot-dip galvanized steel sheet, which has an annealing furnace of the all radiant tube type, this manufacturing method includes the steps of: controlling atmospheres so that a ratio (H 2 O/H 2 ) H of a partial pressure H 2 O to a partial pressure H 2 in an atmosphere of a heating furnace, a ratio (H 2 O/H 2 ) U of a partial pressure H 2 O to a partial pressure H 2 in an atmosphere at the top of a soaking furnace, a ratio (H 2 O/H 2 ) L of a partial pressure H 2 O to a partial pressure H 2 in an atmosphere at the bottom of the soaking furnace and Si% in the steel sheet satisfy the expressions of 1≥(H 2 O/H 2 ) H ≥10 0.5Si-3.25 , 1≥(H 2 O/H 2 ) L ≥10 0.5Si-3.25 and (H 2 O/H 2 ) U /(H 2 O/H 2 ) L ≥2; heating the steel sheet to 750°C or higher in the soaking furnace; recrystallization-annealing it; and galvanizing it. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：解决的问题：为了提供一种不含未镀层的高含硅热浸镀锌钢板的制造方法，具有优异的表面外观，并且具有优异的粘合性的镀膜，通过使用包括全辐射管式炉的热浸镀锌钢板制造设备。解决方案：通过使用具有全辐射管型退火炉的热浸镀锌钢板的制造设备，对含有0.3〜2.5质量％的Si的钢板进行热浸镀锌时，该制造方法包括以下步骤：控制气氛，使得分压H 2的比（H 2 O / H 2 ） H 在加热炉的气氛中，比例（H 2 O / H 2 ）在分压H 2 在均热炉顶部的气氛中，分压H 2 的分压H 2 的比例（H 分压H 2 的分压H 2 O 2＆lt; SB＆gt;在均热炉底部的气氛中，Si钢中的Si％满足1≥（H 2 O / H 2 H ≥10 0.5Si-3.25 ，1≥（H 2 O / H 2 ） ≥10 0.5Si-3.25 和（H 2 O / H 2 ）SB （H SB 2 O / H SB 2）SB ≥2; 在均热炉中将钢板加热至750℃以上; 再结晶退火; 并镀锌。版权所有（C）2009，JPO＆INPIT

22. 发明专利

JP2009066629A Slab designing method and device 有权
标题翻译： SLAB设计方法和设备
公开(公告)号：JP2009066629A
公开(公告)日：2009-04-02
申请号：JP2007238647
申请日：2007-09-14
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KUROKAWA KATSUMI
IPC分类号： B21B37/00
摘要： PROBLEM TO BE SOLVED: To provide a slab designing method and a slab designing device which can select the slab casting width accordingly to the production environment while quantitatively evaluating the effect on the production capacity, the manufacturing cost and the quality. SOLUTION: When determining the slab dimension and the slab weight from the order manufacturing specification and the necessary arrangement amount, the relative slab width to the hot rolling width is determined for every order based on the function or the external table expressed by any one of the hot rolling width, the required level to the dimension, the shape, the surface property, and the internal quality, the steel component, the extraction temperature of the heating furnace, and the slab length, or the combination thereof. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够根据生产环境选择板坯铸造宽度的板坯设计方法和板坯设计装置，同时定量评估对生产能力，制造成本和质量的影响。
解决方案：根据订单制造规范和必要配置量确定板坯尺寸和板坯重量时，根据功能或外部表由任何表示的每个订单确定相对板坯宽度与热轧宽度的相对热轧宽度之一，尺寸所需的水平，形状，表面性质和内部质量，钢部件，加热炉的提取温度和板坯长度，或其组合。版权所有（C）2009，JPO＆INPIT

23. 发明专利

JP2009062589A Method for producing non-oriented magnetic steel sheet 有权
标题翻译：生产非磁性钢板的方法
公开(公告)号：JP2009062589A
公开(公告)日：2009-03-26
申请号：JP2007232414
申请日：2007-09-07
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： IMAMURA TAKESHI , ODA YOSHIHIKO , OKUBO TOMOYUKI
IPC分类号： C21D8/12 , C22C38/00 , C22C38/06 , C22C38/60 , H01F1/16
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a non-oriented magnetic steel sheet excellent in etching workability. SOLUTION: The method for producing the non-oriented magnetic steel sheet includes one series of producing processes that a slab for non-oriented magnetic steel as component composition composed of ≤0.08% C, 0.5-8.0% Si, ≤5.0% Mn, ≤5.0% Al and the balance Fe with inevitable impurities, is hot-rolled and if necessary, a hot-rolled plate is annealed at one time or two or more times while interrupted by an intermediate annealing and a finish-annealing is applied, wherein a rolling-reduction ratio in the finish pass is the rough-rolling in the above hot-rolling, is controlled to be ≥30%, and temperature of the steel sheet at the finish process outlet side is controlled to be ≥800°C and COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造蚀刻加工性优异的非取向磁钢板的方法。解决方案：无取向电磁钢板的制造方法包括以下一系列制造方法：将不定向磁钢的板作为组成成分为≤0.08％C，0.5-8.0％Si，≤5.0％ Mn，≤5.0％Al，余量为不可避免的杂质的Fe被热轧，如果需要，热轧板在中间退火中断的同时或两次以上退火并进行最终退火其中，上述热轧中的粗轧中的轧制压下率控制在≥30％，最终加工出口侧的钢板的温度控制在≥800° ℃和<900℃。版权所有（C）2009，JPO＆INPIT

24. 发明专利

JP2009062556A Vibration damping device of metal strip, and manufacturing method of continuous hot dip plated metal strip 有权
标题翻译：金属条带振动阻尼装置及连续热镀锌金属条的制造方法
公开(公告)号：JP2009062556A
公开(公告)日：2009-03-26
申请号：JP2007228754
申请日：2007-09-04
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KABEYA KAZUHISA , ISHIDA TADAHIRA , ISHIGAKI TAKESUKE
IPC分类号： C23C2/00 , C23C2/36
摘要： PROBLEM TO BE SOLVED: To provide a vibration damping device of a metal strip, wherein variation in plating weight is suppressed when continuously performing the hot dip plating on the metal strip, and defective appearance of stripe shape is hardly caused. SOLUTION: The vibration damping device of the metal strip installed on a manufacturing line or a treatment line of the metal strip comprises a pair of rolls 21 which are provided on surface and back sides of the metal strip 1 to catch the metal strip 1 in a state where the motion in the out-of-plane direction of the metal strip 1 is not completely restricted, and a damper 25 which is provided on one or both of the rolls 21 and gives the damping to the motion in the out-of-plane direction of the metal strip. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供金属带的减振装置，其中当在金属带上连续进行热浸镀时，电镀重量的变化被抑制，并且几乎不引起条纹形状的不良外观。解决方案：安装在金属带的生产线或处理线上的金属条的减振装置包括一对辊21，它们设置在金属条带1的表面和背面上以将金属带在金属带1的面外方向的运动没有被完全限制的状态下的阻尼器25以及设置在一个或两个辊21上的阻尼器25，的金属条的平面方向。版权所有（C）2009，JPO＆INPIT

25. 发明专利

JP2009061556A Surface grinding method 审中-公开
标题翻译：表面研磨方法
公开(公告)号：JP2009061556A
公开(公告)日：2009-03-26
申请号：JP2007232416
申请日：2007-09-07
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： SHIOKAWA TAKASHI
IPC分类号： B24B1/00
摘要： PROBLEM TO BE SOLVED: To provide a surface grinding method securing required surface gloss and eliminating ridging in a ferritic stainless steel product manufactured by drawing such as pressing work.
SOLUTION: In the surface grinding method for the ferritic stainless steel product manufactured by drawing, after drawing, rough grinding using abrasive grains with a designated diameter is applied at a designated period, and then, finish grinding using abrasive grains with a designated diameter is applied for a designated period.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种确保所需表面光泽的表面研磨方法，并且消除由诸如按压加工的拉丝制造的铁素体不锈钢制品中的隆起。解决方案：在拉伸制造的铁素体不锈钢制品的表面研磨方法中，拉伸后，以指定的时间施加具有指定直径的磨料的粗磨，然后用指定的磨粒磨削直径施加指定的时间。版权所有（C）2009，JPO＆INPIT

26. 发明专利

JP2009061476A Method for producing electric resistance welded tube having excellent buckling resistance 审中-公开
标题翻译：用于生产具有优异的耐磨性的电阻焊管的方法
公开(公告)号：JP2009061476A
公开(公告)日：2009-03-26
申请号：JP2007232184
申请日：2007-09-07
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KENMOCHI KAZUHITO , YOKOYAMA HIROYASU , OKABE YOSHITOMO , SAKATA TAKASHI
IPC分类号： B21C37/08
摘要： PROBLEM TO BE SOLVED: To provide a method for producing an electric resistance welded tube having excellent bulking resistance which is hard to be influenced by buckling owing to an earthquake and frozen soil.
SOLUTION: Regarding the method for producing an electric resistance welded tube where a strip 20 is subjected to roll forming, and the edge parts in the sheet width are butted, so as to be a tube, in the first stand of a breakdown roll in the initial stage of the roll forming, the forming is performed in such a manner that the parts near the position in the sheet width direction to form into the positions of 120 degrees in the tube 30 are bent more largely than the other parts.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：解决的问题：提供一种具有优异耐膨胀性的电阻焊管的制造方法，该方法由于地震和冻结土而难以受到翘曲的影响。解决方案：关于制造电阻焊管的方法，其中条带20经受辊轧成型，并且片材宽度的边缘部分对接，以便成为管，在第一机架中分解在辊成型的初始阶段滚动，以使得在管30中形成120度的位置附近的片材宽度方向上的部分比其他部分弯曲得更大的方式进行成形。版权所有（C）2009，JPO＆INPIT

27. 发明专利

JP2009057585A Hot-dip galvannealed steel sheet with chromate-free coating and manufacturing method therefor 有权
标题翻译：具有无铬涂层及其制造方法的热镀锌镀锌钢板
公开(公告)号：JP2009057585A
公开(公告)日：2009-03-19
申请号：JP2007224047
申请日：2007-08-30
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： NAKAMARU HIROKI , NAGOSHI MASAYASU , SASAKI SHIGETO , TOBIYAMA YOICHI
IPC分类号： C23C22/77 , C23C2/06 , C23C2/26 , C23C2/40
摘要： PROBLEM TO BE SOLVED: To provide a hot-dip galvannealed steel sheet with a chromate-free coating, which shows superior electromagnetic-wave shielding properties without degrading corrosion resistance, and to provide a manufacturing method therefor.
SOLUTION: The chromate-free film is made from an insulator having an average thickness of 0.10 μm or more and a volume resistivity of more than 10
10 Ω cm. The chromate-free film has a defective part which satisfies the following conditions: the area Sd of one defective spot is 1 to 2,000 μm
2 , the average area Sm of the defective parts is 1 to 2,000 μm
2 , and the area rate Pd of the defective parts on the surface of the film is 0.010 to 25%. When the hot-dip galvannealed steel sheet is manufactured, a chromate-free treatment liquid is applied by using a roll coater. The chromate-free treatment liquid contains a non-volatile component of 1 mass% or more but less than 5 mass%, and has a viscosity of 2.0 mPa s or less at a temperature when the liquid is applied. A peripheral speed of an applicator roll is set at 1.2 times or more with respect to a speed of the line, and a peripheral speed ratio of a pick up roll is set at 0.1 to 0.5 with respect to the peripheral speed of the applicator roll.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种不含铬酸盐的涂层的热浸镀锌合金钢板，其表现出优异的电磁波屏蔽性能而不降低耐腐蚀性，并提供其制造方法。解决方案：不含铬酸盐的膜由平均厚度为0.10μm以上且体积电阻率大于10×10 -6Ωcm的绝缘体制成。不含铬酸盐的膜具有满足以下条件的缺陷部分：一个缺陷点的面积Sd为1〜2000μm 2 ，缺陷部的平均面积Sm为1〜2000μm< SP> 2 ，膜表面的缺陷部分的面积率Pd为0.010〜25％。制造热浸镀锌钢板时，使用辊涂机涂布不含铬酸盐的处理液。无铬酸盐处理液含有1质量％以上且小于5质量％的非挥发性成分，并且在施加液体时的温度下具有2.0mPa·s以下的粘度。涂布辊的圆周速度相对于线的速度设定为1.2倍以上，拾取辊的圆周速度比设定为相对于涂布辊的圆周速度为0.1〜0.5。版权所有（C）2009，JPO＆INPIT

28. 发明专利

JP2009052903A Method and detector for detecting micro surface roughness and defect 有权
标题翻译：用于检测微观表面粗糙度和缺陷的方法和检测器
公开(公告)号：JP2009052903A
公开(公告)日：2009-03-12
申请号：JP2007217180
申请日：2007-08-23
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KOSHIHARA TAKAHIRO , KATO HIROHARU , NAGAMUNE AKIO
IPC分类号： G01N27/83 , G01B7/34
CPC分类号： G01B7/34 , G01N27/83
摘要： PROBLEM TO BE SOLVED: To provide a practical method and detector for detecting a micro surface roughness and defect, capable of detecting surely such the micro surface roughness and defect having about several μm of roughness difficult generally to be visually confirmed, and difficult to be automatically detected, as detected by grinding using a grinding stone, in an objective specimen with a coarse surface roughness. SOLUTION: This method of detecting the micro surface roughness and defect detects the micro surface roughness and defect having 0.5-6 μm of roughness in the magnetic metal specimen, and detects the surface defect by detecting a signal caused by a strain in a defective part of the specimen. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供用于检测微观表面粗糙度和缺陷的实用方法和检测器，能够可靠地检测到这样的微观表面粗糙度和大约几μm的粗糙度的缺陷通常被目视确认，并且难以通过使用研磨石的研磨来检测，可以自动检测到具有粗糙表面粗糙度的物镜。解决方案：这种检测微观表面粗糙度和缺陷的方法检测磁性金属试样中的微观表面粗糙度和缺陷，具有0.5-6μm的粗糙度，并通过检测由于金属样品中的应变引起的信号来检测表面缺陷样品有缺陷的部分。版权所有（C）2009，JPO＆INPIT

29. 发明专利

JP2009052102A Surface-treated steel sheet, resin-coated steel sheet, can and can lid 有权
标题翻译：表面处理钢板，树脂涂层钢板，CAN和CAN LID
公开(公告)号：JP2009052102A
公开(公告)日：2009-03-12
申请号：JP2007221047
申请日：2007-08-28
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： TANAKA TAKUMI , SUZUKI TAKESHI , MAKIISHI NORIKO , IWASA HIROKI
IPC分类号： C23C28/00 , B65D65/40
摘要： PROBLEM TO BE SOLVED: To provide a surface-treated steel sheet which is superior in adhesiveness to a resin and corrosion resistance though using no chromium and can be used as an alternative material to a tin-free steel sheet, a resin-coated steel sheet which is the surface-treated steel sheet coated with an organic resin, and a can and a can lid using the same. SOLUTION: The surface-treated steel sheet has an Fe-Ni alloy layer on at least one surface of the steel sheet and has a coating film containing Ti and O on the Fe-Ni alloy layer. The coating film containing Ti and O formed on the surface-treated steel sheet preferably contains Ti in an amount of 3 to 200 mg/m 2 per single surface, and the Fe-Ni alloy layer preferably contains Ni in an amount of 5 to 1,000 mg/m 2 per single surface. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种表面处理钢板，其与树脂的粘合性和耐腐蚀性优异，而不使用铬，并且可以用作无锡钢板的替代材料，作为涂布有机树脂的表面处理钢板的涂覆钢板，以及使用其的罐和罐盖。解决方案：表面处理钢板在钢板的至少一个表面上具有Fe-Ni合金层，并且在Fe-Ni合金层上具有含有Ti和O的涂膜。在表面处理钢板上形成的含有Ti和O的涂膜优选含有每单面含有3〜200mg / m 2 / SP的Ti，Fe-Ni合金层优选含有Ni 每单一表面的量为5至1,000mg / m 2 / SP。版权所有（C）2009，JPO＆INPIT

30. 发明专利

JP2009052082A Method for deciding oxygen feeding flow rate pattern in converter dephosphorization blowing 审中-公开
标题翻译：用于决定转化器脱磷吹制中的氧气进料流量模式的方法
公开(公告)号：JP2009052082A
公开(公告)日：2009-03-12
申请号：JP2007219229
申请日：2007-08-27
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： AKIO KENGO , OSUMI AKIRA
IPC分类号： C21C5/30
摘要： PROBLEM TO BE SOLVED: To provide a method for deciding an oxygen feeding flow rate pattern in converter dephosphorization blowing, with which an oxygen feeding quantity is dynamically controlled in accordance with the operating conditions during blowing without fixing an oxygen feeding flow rate pattern, and concentration of phosphorous in a molten steel at the end point of converter blowing is made to accurately hit the target value in a maintenance free state.
SOLUTION: Before the start of converter blowing, from molten iron conditions, blowing conditions and target conditions, a vector indicating the characteristics of the charge is obtained. The similar vector similar to the charge is selected from the past actual result database. an approximate model obtaining the optimum oxygen feeding flow rate is created. The optimum oxygen feeding flow rate patter in the charge is calculated using the created approximate model, and the optimum oxygen feeding flow rate pattern is decided as the oxygen feeding flow rate pattern in the charge.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于确定转炉脱磷吹制中的给氧流量模式的方法，根据吹送期间的操作条件动态控制氧气供给量，而不固定供氧流量模式使转炉吹出的终点处的钢水中的磷的浓度在无维护状态下精确地达到目标值。解决方案：在转炉吹制开始之前，从铁水条件，吹风条件和目标条件出发，获得表示电荷特性的矢量。从过去的实际结果数据库中选择类似于电荷的向量。产生获得最佳氧气供给流量的近似模型。使用创建的近似模型计算电荷中的最佳供氧流量模式，并将最佳氧气供给流量模式确定为电荷中的供氧流量模式。版权所有（C）2009，JPO＆INPIT

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