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41. 发明专利

JP2013199662A Ferritic stainless steel excellent in molten nitrate corrosion resistance, heat collection tube and heat accumulation system using molten nitrate as heat accumulation medium 有权
标题翻译：不含铁的耐腐蚀性优良的硝酸盐耐腐蚀性，热收集管和使用硝酸铁作为热累积介质的热累积系统
公开(公告)号：JP2013199662A
公开(公告)日：2013-10-03
申请号：JP2012066911
申请日：2012-03-23
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社
发明人： OKU MANABU , NAKAMURA SADAYUKI , SUGAMA JUNJI , NISHIDA YUKIHIRO
IPC分类号： C22C38/00 , C21D9/46 , C22C38/58 , F24J2/46
CPC分类号： Y02E10/40
摘要： PROBLEM TO BE SOLVED: To provide a ferritic stainless steel suitable for a system for accumulating heat using molten nitrate to use the heat at 400 to 600°C as energy, and a heat collection tube and a heat accumulation system using the molten nitrate as a heat accumulation medium.SOLUTION: A ferrite stainless steel excellent in molten nitrate corrosion resistance includes, by mass%, ≤0.03% C, ≤1.5% Si, ≤2.0% Mn, ≤0.08% P, ≤0.01% S, ≤1.0% Ni, ≥10% and ≤35% Cr, ≤2.5% Mo, ≥0.10% and ≤0.80% Nb, ≤0.5% V, ≤0.03% N, and if required, further includes a predetermined amount of one or more of Cu, Ti, Zr, W, Co, Al, and rare earth elements, with the balance of Fe and inevitable impurities. In the ferrite stainless steel, the ratio of elements constituting the oxide, other than oxygen, formed in a part which comes into contact with molten nitrate at ≤600°C satisfies Si+Mo≤20% and Mn+Nb≥20% in terms of atom%.
摘要翻译：要解决的问题：提供一种适用于使用熔融硝酸盐累积热量的系统的铁素体不锈钢，以400-600℃的能量作为能量使用热量，并且使用该熔融硝酸盐作为热收集管热收集介质。溶解性：硝酸盐耐腐蚀性优良的铁素体不锈钢，以质量％计，≤0.03％C，≤1.5％Si，≤2.0％Mn，≤0.08％P，≤0.01％S，≤1.0％ Ni，≥10％和≤35％Cr，≤2.5％Mo，≥0.10％和≤0.80％Nb，≤0.5％V，≤0.03％N，如果需要，还包括预定量的一种或多种Cu ，Ti，Zr，W，Co，Al和稀土元素，余量为Fe和不可避免的杂质。在铁素体不锈钢中，构成与熔融硝酸盐接触的部分中形成的氧以外的氧化物的比例≤600℃满足Si +Mo≤20％，Mn +Nb≥20％的原子％。

42. 发明专利

JP2013198935A Method for producing arc welded structural member 有权
标题翻译：生产弧焊结构件的方法
公开(公告)号：JP2013198935A
公开(公告)日：2013-10-03
申请号：JP2012134657
申请日：2012-06-14
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社
发明人： HOSOMI KAZUAKI , NOBUTOKI TOMOKAZU , ASADA HIROSHI
IPC分类号： B23K9/23 , B23K9/16 , B23K9/173 , C22C18/04 , C22C38/00 , C22C38/14
CPC分类号： B23K9/23 , B23K9/173 , B23K35/004 , B23K35/38 , B23K35/383 , B32B15/013 , C22C18/00 , C22C18/04 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14 , C23C2/06
摘要： PROBLEM TO BE SOLVED: To provide an arc welded structural member using a Zn-Al-Mg based plated steel sheet member having excellent molten metal embrittlement crack resistance without having restriction by the steel kinds of plating original sheets and the remarkable increase of cost.SOLUTION: When a welded structural member is produced by joining steel materials each other by gas shielded arc welding, at least either member to be joined is used as a molten Zn-Al-Mg based plated steel sheet member, and as a shielding gas, an Ar gas, a He gas or an Ar+He mixed gas is used as a base, and gas, in which COconcentration C(vol.%) is regulated in such a manner that the following formula (2) is satisfied in accordance with welding heat input Q (J/cm), is used. (2): 0≤C≤2,900Q.
摘要翻译：要解决的问题：提供一种使用具有优异的熔融金属脆性裂纹性的Zn-Al-Mg基电镀钢板构件的电弧焊接结构件，而不受钢种电镀原纸的限制和成本的显着增加。：当通过气体保护电弧焊将钢材彼此接合而制造焊接结构件时，至少要使用的一个接合部件用作熔融的Zn-Al-Mg系镀覆钢板部件，作为保护气体，使用Ar气体，He气体或Ar + He混合气体作为基底，并且其中CO浓度C（体积％）以根据焊接满足下式（2）的方式调节的气体使用热量输入Q（J / cm）。（2）：0≤C≤2,900Q。

43. 发明专利

JP2013184205A Resistance welding method for cylindrical member made of plated steel sheet 有权
标题翻译：电镀钢板的电阻焊接方法
公开(公告)号：JP2013184205A
公开(公告)日：2013-09-19
申请号：JP2012052403
申请日：2012-03-09
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社 , Shimada Seisakusho:Kk , 株式会社島田製作所
发明人： FUJITA MINORU , SHIMADA ISAO , ASADA HIROSHI , SHUDO TSUTOMU , HORIKAWA YASUSHI
IPC分类号： B23K11/00 , B23K11/11 , B23K11/16
摘要： PROBLEM TO BE SOLVED: To provide a resistance welding method which controls consumption of a resistance welding electrode and controls the deformation of an inner surface shape with an excellent joining intensity, when joining another member to a cylindrical member having a plated steel sheet as a material with the resistance welding method.SOLUTION: One electrode of a pair of electrodes is brought into contact with a surface opposite a joint surface of another member joined to a cylindrical member and the other electrode thereof is brought into contact with an outer surface of the cylindrical member. Furthermore, in a condition in which a columnar welding jig made of a material having a larger electric resistance than the cylindrical member is inserted into the inside of the cylindrical member, electrification is performed between the pair of electrodes. In this case, the material of the welding jig is preferably ceramics.
摘要翻译：要解决的问题：为了提供一种电阻焊接方法，其控制电阻焊接电极的消耗并且以良好的接合强度来控制内表面形状的变形，当将另一个构件连接到具有镀覆钢板的材料的圆柱形构件具有电阻焊接方法。解决方案：一对电极的一个电极与与连接到圆柱形构件的另一个构件的接合表面相对的表面接触，并且其另一个电极与圆柱形的外表面接触会员。此外，在由具有比圆柱形构件更大的电阻的材料制成的柱状焊接夹具插入到圆柱形构件的内部的条件下，在一对电极之间进行通电。在这种情况下，焊接夹具的材料优选为陶瓷。

44. 发明专利

JP2013181244A Temperature measurement and sampling apparatus for vacuum refining furnace 有权
标题翻译：真空精炼炉的温度测量和采样设备
公开(公告)号：JP2013181244A
公开(公告)日：2013-09-12
申请号：JP2012047919
申请日：2012-03-05
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社 , Nisshin Koki Kk , 日新工機株式会社
发明人： TANAKA KAZUYA , SUGIURA MASAYUKI , NAKAGAWA TOMOTERU , KAJI NOBORU , MORI MASAHIRO
IPC分类号： C21C7/10 , C21C7/00 , F27D21/00 , G01N1/10
摘要： PROBLEM TO BE SOLVED: To provide a temperature measurement and sampling apparatus for a vacuum refining furnace, which enables temperature measurement and sampling of molten metal in the vacuum refining furnace while reliably maintaining the vacuum state inside the vacuum vessel, as well as has improved durability.SOLUTION: A temperature measuring and sampling device 101 for a vacuum refining furnace is configured such that a probe 1 for temperature measurement and sampling of a molten stainless steel is inserted from an opening 54a provided to a vacuum vessel containing the molten stainless steel therein. The temperature measuring and sampling device 101 includes a sealed container 2 provided surrounding the opening 54a, a shielding lid 10 provided inside the sealed container 2 and capable of opening and closing the opening 54a, a sealing material 54b provided between the opening 54a and the shielding lid 10, and a partition valve 20 capable of opening or closing the inner pipeline 54c of a sampling pipe 54 between the opening 54a of the vacuum vessel and the inside of the vacuum vessel. The probe 1 can be inserted to the vacuum vessel from the inside of the sealed container 2 via the opening 54a.
摘要翻译：要解决的问题：提供一种用于真空精炼炉的温度测量和取样装置，其能够在真空容器内可靠地保持真空状态的同时在真空精炼炉中进行熔融金属的温度测量和取样，并且具有改善的耐久性解决方案：用于真空精炼炉的温度测量和取样装置101被构造成使得用于温度测量和熔融不锈钢取样的探针1从设置在其中包含熔融不锈钢的真空容器的开口54a插入。温度测量和取样装置101包括围绕开口54a设置的密封容器2，设置在密封容器2的内部并能够打开和关闭开口54a的屏蔽盖10，设置在开口54a和屏蔽层之间的密封材料54b 盖10，以及能够打开或关闭真空容器的开口54a和真空容器内部之间的取样管54的内管54c的分隔阀20。探头1可以经由开口54a从密封容器2的内部插入到真空容器中。

45. 发明专利

JP2013181187A Method for granulating sintering material 审中-公开
标题翻译：烧结材料的制备方法
公开(公告)号：JP2013181187A
公开(公告)日：2013-09-12
申请号：JP2012044385
申请日：2012-02-29
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社
发明人： MAENO KYOTA , HIRONAKA SATOSHI , YAMAMOTO TOMOO , MORIKAWA SHIGERU , ISAYAMA TOMOAKI
IPC分类号： C22B1/16
摘要： PROBLEM TO BE SOLVED: To provide a method for granulating a sintering material which can efficiently improve granulating properties of quasi-particles.SOLUTION: Quasi-particles are made by adding a binder and water to a sintering material and mixing and granulating the mixture, and are sintered to produce a sintered ore. As the binder, at least a binder hardly exhibiting a thickening action and a binder exhibiting a thickening action are used in combination. The binder hardly exhibiting the thickening action is one having a viscosity of less than 5 mPa s in a 5 mass% aqueous solution and is desirably, for example, an organic binder containing lignin. The binder exhibiting a thickening action is one having a viscosity of 5 mPa s or more in a 5 mass% aqueous solution and is desirably, for example, an organic binder containing starch or CMC.
摘要翻译：要解决的问题：提供一种能够有效提高准颗粒的造粒性能的烧结材料的成粒方法。溶解性：通过向烧结材料中添加粘合剂和水，混合造粒混合物而制备准粒子，烧结以产生烧结矿石。作为粘合剂，组合使用至少不显示增稠作用的粘合剂和显示增稠作用的粘合剂。在5质量％水溶液中粘度几乎不超过5mPa·s的粘合剂几乎没有增稠作用，最好是含有木质素的有机粘合剂。具有增稠作用的粘合剂是在5质量％水溶液中具有5mPa·s以上的粘度的粘合剂，优选为含有淀粉或CMC的有机粘合剂。

46. 发明专利

JP2013169576A Brazing method for stainless steel tube 有权
标题翻译：不锈钢管的制动方法
公开(公告)号：JP2013169576A
公开(公告)日：2013-09-02
申请号：JP2012035720
申请日：2012-02-22
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社
发明人： NISHIJIMA SHINNOSUKE , NAKAUMA KENICHIRO , NISHIO KATSUHIDE
IPC分类号： B23K1/18 , B23K1/14 , B23K1/19 , B23K101/14 , B23K103/22
摘要： PROBLEM TO BE SOLVED: To provide a brazing method, by which generation of crevice corrosion at a joint part is prevented and throwing of a brazing filler metal is stabilized to obtain a predetermined joint strength when brazing a stainless steel tube, which is used as one of two tubes to be brazed, to the other tube.SOLUTION: After fittedly inserting the tube end of either of two tubes, of which at least one tube is a stainless steel tube, into the inside of the end of the other tube, both tubes are brazed by pouring a brazing filler metal between the inner peripheral surface of the outside tube and the outer peripheral surface of the inside tube at the ends of the two tubes. Before being fittedly inserted, the front end of one tube to be the inside tube is diameter-reduced in advance and further the front end of the other tube to be the outside tube is preferably flared in advance, and then the two tubes are fittedly inserted and brazed.
摘要翻译：要解决的问题：为了提供一种钎焊方法，当钎焊不锈钢管时，可以防止在接头部分产生缝隙腐蚀并使钎料投入稳定，以获得预定的接合强度的两根管被钎焊到另一根管上。解决方案：将两个管中的至少一个管是不锈钢管的两个管的管端插入另一个管的端部的内部通过在两个管的端部在外管的内周表面和内管的外周表面之间浇注钎料来钎焊管。在被插入之前，作为内管的一个管的前端预先直径减小，另外作为外管的另一个管的前端优选地预先展开，然后两个管被嵌入并钎焊。

47. 发明专利

JP2013166978A Surface treated steel sheet having good insulation property and method for producing the same 有权
标题翻译：具有良好绝缘性能的表面处理钢板及其制造方法
公开(公告)号：JP2013166978A
公开(公告)日：2013-08-29
申请号：JP2012029828
申请日：2012-02-14
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社
发明人： HATTORI YASUNORI , FURUKAWA SHINYA , WATANABE EIJI , SHIMIZU TAKESHI
IPC分类号： C23C28/00 , C22C21/02 , C22C38/00 , C22C38/06 , C23C2/12 , C25D11/04
摘要： PROBLEM TO BE SOLVED: To provide a surface treated steel sheet on which an anodic oxidation film having excellent insulation properties and uniformity in film thickness is formed by using a molten Al-based plated steel sheet containing Si and having good workability.SOLUTION: A surface treated steel sheet having good insulation properties is obtained by performing anodic oxidation treatment on a surface layer part of a plating layer of a molten Al-based plated steel sheet having an Si content in the plating layer of 3.0-15.0 mass%, and sequentially includes an Al-Fe-Si-based alloy layer, an Al-based plating layer, and the anodic oxidation film on the surface of a substrate steel sheet, wherein particles of an Si phase are dispersed in the Al-based plating layer and the anodic oxidation film, and the amount of the existing particles of the Si phase, whose length in the through-thickness direction in the Al-based plating layer and the anodic oxidation film in a cross-sectional surface parallel to the through-thickness direction is at least 10 μm, is controlled to be 100 pieces/mm or less per unit length in the direction parallel to the surface of the substrate steel sheet.
摘要翻译：要解决的问题：提供一种表面处理钢板，其上通过使用含有Si的熔融Al基电镀钢板并具有良好的可加工性，在其上形成具有优异的绝缘性能和膜厚均匀性的阳极氧化膜。解决方案：通过对镀层中的Si含量为3.0〜15.0质量％的熔融Al系镀覆钢板的镀层的表层部进行阳极氧化处理，得到绝缘性好的处理钢板，依次包含 Al-Fe-Si系合金层，Al系镀层和阳极氧化膜，其中Si相分散在Al系镀层和阳极氧化膜的表面，氧化膜以及在Al系镀层中的贯通厚度方向的长度和截面PA中的阳极氧化膜的Si相的现有粒子的量与贯穿厚度方向平行的方向为10μm以上，在与基板钢板的表面平行的方向上的单位长度为100个/ mm以下。

48. 发明专利

JP2013166967A Method for decarburizing stainless steel 审中-公开
标题翻译：用于脱硫不锈钢的方法
公开(公告)号：JP2013166967A
公开(公告)日：2013-08-29
申请号：JP2012029426
申请日：2012-02-14
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社
发明人： KATSUKI JUNICHI
IPC分类号： C21C7/068 , C21C7/00 , C21C7/04 , C21C7/10
摘要： PROBLEM TO BE SOLVED: To provide a method for decarburizing stainless steel capable of efficient decarburization.SOLUTION: After rough decarburization by oxygen gas blowing, finish decarburization is performed. In the finish decarburization, a steel bath 1 is stirred by using an impeller 4 made of a refractory material, and also the steel bath 1 is stirred by blowing inert gas 5 thereto from the downside through a porous plug 8 in a refining vessel 3 under reduced pressure. That is, mechanical stirring is performed on the steel bath 1 by using the impeller 4 made of the refractory material and also gas stirring is performed on the steel bath 1 by blowing the inert gas 5. Thus, by stirring the steel bath 1 by the mechanical stirring and the gas stirring, the steel bath 1 is stirred by stirring power from the different directions. Therefore, stirring force to the steel bath 1 is good, and progress of the decarburization reaction is facilitated, so that efficient decarburization is achieved.
摘要翻译：要解决的问题：提供一种能够有效脱碳的不锈钢脱碳方法。解决方案：在通过氧气吹送进行粗糙脱碳后，进行脱碳。在完成脱碳中，通过使用由耐火材料制成的叶轮4来搅拌钢浴1，并且通过在精炼容器3中的澄清容器3中的多孔塞8将下面的惰性气体5吹入其中来搅拌钢浴1 减压。也就是说，通过使用由耐火材料制成的叶轮4在钢液槽1上进行机械搅拌，并且通过吹入惰性气体5在钢液槽1上进行气体搅拌。因此，通过将钢浴1搅拌机械搅拌和气体搅拌，通过不同方向的搅拌动力搅拌钢浴1。因此，对钢水浴1的搅拌力好，脱碳反应的进行容易，从而实现有效的脱碳。

49. 发明专利

JP2013166259A Composite in which coated stainless steel sheet and molding of acrylonitrile-butadiene-styrene resin composition are connected, and method of manufacturing the same 有权
标题翻译：涂覆不锈钢板和丙烯腈 - 丁二烯 - 苯乙烯树脂组合物的成型的复合材料被连接，以及制造它们的方法
公开(公告)号：JP2013166259A
公开(公告)日：2013-08-29
申请号：JP2012029423
申请日：2012-02-14
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社
发明人： KUROTAKI GENJIN , SHIROYAMA KAZU
IPC分类号： B32B15/082 , B29C45/14
摘要： PROBLEM TO BE SOLVED: To provide a composite in which a coated stainless steel sheet and a molding of an ABS resin composition are connected, that excels in adhesion, and that can be manufactured by a precoating method.SOLUTION: A coated stainless steel sheet includes a stainless steel plate, a chemical conversion coating including an organic resin; and a first coating film, wherein the first coating film comprises a cured material of a resin composition that includes: 60-90 parts by mass of a thermoplastic acrylic resin; and 40-10 parts by mass of a thermosetting resin composition that contains an acrylic resin, an epoxy resin or a combination of them, and a curing agent. A film thickness of the first coating film is at most 20 μm.
摘要翻译：要解决的问题：提供一种复合材料，其中涂覆的不锈钢板和ABS树脂组合物的成型体连接，粘附性优异，并且可以通过预涂方法制造。解决方案：涂覆的不锈钢板包括不锈钢板，包含有机树脂的化学转化涂层; 和第一涂膜，其中所述第一涂膜包含树脂组合物的固化材料，所述固化材料包括：60-90质量份热塑性丙烯酸树脂; 和40〜10质量份含有丙烯酸树脂，环氧树脂或它们的组合的热固性树脂组合物和固化剂。第一涂膜的膜厚为20μm以下。

50. 发明专利

JP2013159837A Stainless steel foil for resistance heating element and stainless steel wire 审中-公开
标题翻译：电阻加热元件不锈钢丝不锈钢丝
公开(公告)号：JP2013159837A
公开(公告)日：2013-08-19
申请号：JP2012024362
申请日：2012-02-07
申请人： Nisshin Steel Co Ltd , 日新製鋼株式会社
发明人： OKU MANABU , KUMANO NAOHITO , TOMIMURA HIROKI , ODA TAKAO
IPC分类号： C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide an inexpensive material for a resistance heating element, which is excellent in productivity compared to a nickel-chromium alloy.SOLUTION: A stainless steel foil or a stainless steel wire with a low dependence of volume resistivity on cold working ratio has a chemical composition comprising, by mass%, ≤0.080% C, 1.5-5.0% Si, ≤5% Mn, ≤0.050% P, ≤0.003% S, 10-15% Ni, 15-22% Cr, ≤3% Mo, ≤3.5% Cu, ≤0.2% N, ≤0.01% O, ≤0.05% Ti and the balance being Fe and unavoidable impurities, wherein the average temperature coefficient of volume resistivity at 20-600°C is ≤0.00100/°C and the index of dependence of volume resistivity on cold working ratio defined by β(c)/β(A) is 0.970-1.030.
摘要翻译：要解决的问题：提供一种用于电阻加热元件的廉价材料，其与镍铬合金相比生产率优异。解决方案：在冷加工时体积电阻率低依赖性的不锈钢箔或不锈钢丝比例具有质量％≤0.080％C，1.5-5.0％Si，≤5％Mn，≤0.050％P，≤0.003％S，10-15％Ni，15-22％Cr，≤ 3％Mo，≤3.5％Cu，≤0.2％N，≤0.01％O，≤0.05％Ti，余量为Fe和不可避免的杂质，其中20-600℃下体积电阻率的平均温度系数≤0.00100/ （c）/ bgr（A）定义的体积电阻率对冷加工率的依赖指数为0.970-1.030。

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