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11. 发明专利

JP2010242166A Cold rolling roll made from forged steel excellent in toughness 有权
标题翻译：冷轧钢卷由优质钢制成
公开(公告)号：JP2010242166A
公开(公告)日：2010-10-28
申请号：JP2009092190
申请日：2009-04-06
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NOMURA MASAHIRO , YASUMOTO YASUHIKO , YAMABE DAISUKE , FUJITSUNA NORIYUKI
IPC分类号： C22C38/00 , B21B27/00 , B21B27/02 , C22C38/44
摘要： PROBLEM TO BE SOLVED: To provide a cold rolling roll made from forged steel excellent in toughness whose excellent toughness is secured even without using an expensive element such as micro alloy and without adopting a special manufacturing method, and in which a crack is not generated in rolling even under high load environment.
SOLUTION: The cold rolling roll made from forged steel contains, by mass%, C: 0.6-1.2%, Si: 0.4-0.8%, Mn: 0.4-1.0%, Ni: 0.4-1.0%, Cr: 3.0-6.0%, Mo: 0.2-0.5%, and the remainder consists of Fe and inevitable impurities, an average grain diameter of carbide dispersed in metallic structure of a surface part is 1 μm or less, and area fraction of the dispersed carbide is 5-30%.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：为了提供一种韧性优异的锻造钢的冷轧辊，即使不使用微细合金等昂贵的元素也不会采用特殊的制造方法，因此确保了优异的韧性，并且其中裂纹是即使在高负载环境下也不会产生滚动。解决方案：由锻钢制成的冷轧辊以质量％计含有C：0.6-1.2％，Si：0.4-0.8％，Mn：0.4-1.0％，Ni：0.4-1.0％，Cr：3.0 -6.0％，Mo：0.2〜0.5％，余量由Fe和不可避免的杂质组成，分散在表面部分的金属结构中的碳化物的平均粒径为1μm以下，分散的碳化物的面积率为5 -30％。版权所有（C）2011，JPO＆INPIT

12. 发明专利

JP2009166059A Solid wire for reverse-polarity carbon dioxide gas-shielded arc welding 审中-公开
标题翻译：用于反向极性二氧化碳气体保护电弧焊的固体电线
公开(公告)号：JP2009166059A
公开(公告)日：2009-07-30
申请号：JP2008004867
申请日：2008-01-11
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： ODA ATSUSHI , NOMURA MASAHIRO , TAKEDA HIROYUKI , OGAWA AKIRA , SUZUKI KEIICHI
IPC分类号： B23K35/30
摘要： PROBLEM TO BE SOLVED: To provide a solid wire for the carbon dioxide gas-shielded arc welding capable of reducing generation of spatter as much as possible even during the welding of reverse polarity with a large welding current exceeding 300A when welding a plate formed of mild steel and high-tensile steel of 490 MPa class.
SOLUTION: The solid wire for the carbon dioxide gas-shielded arc welding has a composition containing 0.005-0.15% C, 0.3-1.1% Si, 0.8-2.5% Mn, 0.10-0.35% Ti, and 0.3-1.4% in total of at least one kind of V, Nb or Zr, and the balance iron with inevitable impurities.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了在二氧化碳气体保护电弧焊接中提供实线，即使在焊接板材时焊接超过300A的大的焊接电流时，即使在极性相反的焊接期间也能尽可能地减少飞溅的产生形成490MPa级的低碳钢和高强度钢。
解决方案：二氧化碳气体保护电弧焊的实心线具有含有0.005-0.15％C，0.3-1.1％Si，0.8-2.5％Mn，0.10-0.35％Ti和0.3-1.4％总共有至少一种V，Nb或Zr，余量为铁与不可避免的杂质。版权所有（C）2009，JPO＆INPIT

13. 发明专利

JP2005290440A High strength cold rolled steel sheet having excellent adhesion of coating film and workability 有权
标题翻译：高强度冷轧钢板，具有优异的涂膜和粘合性
公开(公告)号：JP2005290440A
公开(公告)日：2005-10-20
申请号：JP2004104924
申请日：2004-03-31
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： KAMITSUMA SHINJI , OMIYA YOSHINOBU , KAMURA MANABU , HASHIMOTO IKUO , NOMURA MASAHIRO
IPC分类号： C22C38/00 , C22C38/04 , C22C38/38
摘要： PROBLEM TO BE SOLVED: To provide a high strength cold rolled steel sheet having excellent adhesion of a coating film and workability, and a tensile strength of ≥390 MPa.
SOLUTION: The cold rolled steel sheet is composed of a steel sheet with a composite structure satisfying prescribed components and essentially consisting of ferrite and bainite and/or carbide, and, (I) in the surface of the steel sheet, Mn-Si multiple oxides in which the atomic ratio between Mn to Si (Mn/Si) is ≥0.5 and having a major axis of 0.01 to 5 μm are present by ≥10 pieces/100 μm
2 , and the coating ratio for the surface of the steel sheet by oxides consisting essentially of Si is ≤10%, and/or (II), when the cross-sections in the vicinity of the surface of the steel sheet is observed by 2,000 magnifications using an SEM (Scanning Electron Microscope), cracks with a width of ≤3 μm and a depth of ≥5 μm are not present in optional 10 fields.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供具有优异的涂膜密合性和加工性，抗拉强度≥390MPa的高强度冷轧钢板。解决方案：冷轧钢板由具有满足规定成分并且基本上由铁素体和贝氏体和/或碳化物组成的复合结构的钢板组成，（I）在钢板表面，Mn- 其中Mn与Si（Mn / Si）之间的原子比≥0.5且长轴为0.01至5μm的Si多重氧化物存在≥10个/100μm 2 ，并且当使用SEM观察钢板表面附近的横截面为2,000倍时，钢板表面的涂层比例基本上由Si组成的氧化物为≤10％，和/或（II）（扫描电子显微镜），可选的10个场中不存在宽度≤3μm，深度≥5μm的裂纹。版权所有（C）2006，JPO＆NCIPI

14. 发明专利

JP2005281785A High strength cold rolled steel sheet having excellent adhesion of coating film and workability 有权
标题翻译：高强度冷轧钢板，具有优异的涂膜和粘合性
公开(公告)号：JP2005281785A
公开(公告)日：2005-10-13
申请号：JP2004098431
申请日：2004-03-30
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： KAMURA MANABU , OMIYA YOSHINOBU , KAMITSUMA SHINJI , HASHIMOTO IKUO , NOMURA MASAHIRO
IPC分类号： C22C38/00 , C22C38/14
摘要： PROBLEM TO BE SOLVED: To provide a high strength cold rolled steel sheet having excellent adhesion of a coating film and workability, and having a tensile strength of ≥340 MPa.
SOLUTION: The cold rolled steel sheet satisfies prescribed components and has a ferrite single phase structure. (I) In the surface of the steel sheet, Mn-Si double oxide with a major axis of 0.01 to 5μm in which the atomic ratio between Mn and Si (Mn/Si) is ≥0.5 are present by ≥10 pieces/100 μm
2 , and further, the coating ratio of the oxide essentially consisting of Si to the surface of the steel sheet is ≤10%, and/or (II), at the time when the cross-sections near the surface of the steel sheet are observed by 2,000 magnifications using an SEM (Scanning Electron Microscope), in optional 10 fields, cracks with a width of ≤ 3 μm and a depth of ≥5 μm are not present.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供具有优异的涂膜密合性和加工性，并且拉伸强度≥340MPa的高强度冷轧钢板。
解决方案：冷轧钢板满足规定的部件，并具有铁素体单相结构。（I）在钢板的表面，Mn和Si（Mn / Si）的原子比≥0.5的长轴为0.01〜5μm的Mn-Si双氧化物存在≥10个/100μm 另外，由Si组成的氧化物与钢板的表面的比例为≤10％和/或（II）时，横截面为使用SEM（扫描电子显微镜）在任意的10个场中观察钢板的表面为2000倍，宽度≤3μm，深度≥5μm的裂纹不存在。版权所有（C）2006，JPO＆NCIPI

15. 发明专利

JP2003328086A High-rigidity steel and high-strength high-rigidity member 有权
标题翻译：高刚性钢和高强度高刚性构件
公开(公告)号：JP2003328086A
公开(公告)日：2003-11-19
申请号：JP2002134532
申请日：2002-05-09
申请人： Honda Motor Co Ltd , Kobe Steel Ltd , 本田技研工業株式会社 , 株式会社神戸製鋼所
发明人： KAKO HIROSHI , NOMURA MASAHIRO , YAMADA NORIYUKI , SUGAWARA TAKEKI , ASAMI MAKOTO
IPC分类号： C21D7/02 , C21D6/04 , C22C38/00 , C22C38/38
摘要： PROBLEM TO BE SOLVED: To provide high-rigidity steel with a greatly enhanced rigidity without detriment to processibility and toughness/ductility by a relatively cheap ingot method; and a high-strength high-rigidity member having high rigidity strength, especially high fatigue strength.
SOLUTION: In a matrix comprising an iron alloy having a Cr content of 5-20% and a Mn content of 10-25% and containing at least 5 vol.% austenite phase, 5-50 vol.% compound mainly comprising TiB
2 is dispersed, and the Ms point represented by the equation: Ms(°C)=932-41.7[%Cr]-61[%Ni]-33[% Mn]-27.8[%Si] is ≥-198°C and ≤300°C.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供具有大大提高的刚性的高刚性钢，而不会通过相对便宜的锭方法损害加工性和韧性/延展性; 以及具有高刚性强度，特别是高疲劳强度的高强度高刚性构件。解决方案：在包含Cr含量为5-20％，Mn含量为10-25％且含有至少5体积％奥氏体相的铁合金的基体中，5-50体积％的化合物主要包含 TiB 2 ，由Ms（℃）= 932-41.7 [％Cr] -61 [％Ni] -33 [％Mn] -27.8 [％]表示的Ms点， Si]≥-198℃，≤300℃。版权所有（C）2004，JPO

16. 发明专利

JP2010248540A Integrated crankshaft and method for manufacturing the same 有权
标题翻译：集成起重机及其制造方法
公开(公告)号：JP2010248540A
公开(公告)日：2010-11-04
申请号：JP2009096300
申请日：2009-04-10
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NOMURA MASAHIRO , YASUMOTO YASUHIKO , SHINOZAKI TOMOYA , FUJITSUNA NORIYUKI
IPC分类号： C22C38/00 , C21D9/30 , C22C38/24 , F16C3/08
摘要： PROBLEM TO BE SOLVED: To simultaneously attain higher strength and higher toughness of an integrated crankshaft for a multi-cylinder engine.
SOLUTION: The integrated crankshaft for a multi-cylinder engine contains C: 0.30-0.50%, Si: 0.05-0.4%, Mn: 0.20-1.2%, Ni: 2.5-4.0%, Cr: 1.0-3.0%, Mo: 0.20-0.70%, V: 0.05-0.25%, Al: 0.2% or less (0% is not included), and the balance comprising iron and inevitable impurities, wherein grain size of prior austenite particles is set to 6 or more in a grain size number by ASTM, and tensile strength is set to 1,000 Pa or more.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了同时获得用于多缸发动机的一体曲轴的更高的强度和更高的韧性。解决方案：用于多缸发动机的一体曲轴包含C：0.30-0.50％，Si：0.05-0.4％，Mn：0.20-1.2％，Ni：2.5-4.0％，Cr：1.0-3.0％ Mo：0.20-0.70％，V：0.05-0.25％，Al：0.2％以下（不含0％），余量由铁和不可避免的杂质构成，其中原奥氏体粒子的粒径设定为6以上通过ASTM的粒径数，拉伸强度设定为1000Pa以上。版权所有（C）2011，JPO＆INPIT

17. 发明专利

JP2010120083A Solid wire for mag welding 有权
标题翻译：用于焊接的固体电线
公开(公告)号：JP2010120083A
公开(公告)日：2010-06-03
申请号：JP2009242804
申请日：2009-10-21
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： IZUMITANI SHUN , NOMURA MASAHIRO , HOSOI KOICHI
IPC分类号： B23K35/30 , B23K35/02
摘要： PROBLEM TO BE SOLVED: To provide a solid wire for MAG (Metal Active Gas) welding, wherein a spatter generation amount can be reduced without increasing cost when performing MAG welding by reverse polarity. SOLUTION: Thee solid wire for MAG welding has a composition containing, by mass%, ≤0.150% C, 0.20 to 1.00% Si, 0.60 to 2.00% Mn, ≤0.030% P and ≤0.030% S, respectively, and further Ti and/or Zr of ≤0.30% in total, and Cu as well, and the balance iron with inevitable impurities, wherein the Cu content lies in the range of 0.70 to 6.00% of the total mass of the wire. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供用于MAG（金属活性气体）焊接的实线，其中当通过反向极性执行MAG焊接时，可以降低飞溅产生量而不增加成本。＆lt; P＆gt;解决方案：用于MAG焊接的固体焊丝具有以质量％计含有≤0.150％C，0.20〜1.00％Si，0.60〜2.00％Mn，≤0.030％P和≤0.030％S的组成，总计≤0.30％的Ti和/或Zr，以及Cu以及余量为铁的不可避免的杂质，其中Cu含量在导线总质量的0.70〜6.00％的范围内。版权所有（C）2010，JPO＆INPIT

18. 发明专利

JP2009229387A Spectroscopic analysis method and it device for unsteady luminescent 审中-公开
标题翻译：光谱分析方法和不规则光源的设备
公开(公告)号：JP2009229387A
公开(公告)日：2009-10-08
申请号：JP2008077843
申请日：2008-03-25
申请人： Kobe Steel Ltd , Kobelco Kaken:Kk , 株式会社コベルコ科研 , 株式会社神戸製鋼所
发明人： KITAHARA SHU , WATABE TAKASHI , NOMURA MASAHIRO , ODA ATSUSHI
IPC分类号： G01N21/73 , G01J3/443 , G01J5/60
摘要： PROBLEM TO BE SOLVED: To provide a method for accurately grasping a luminescence phenomenon of an unsteady luminescent temporally and spatially fluctuating a luminescence state at high speed.
SOLUTION: The unsteady luminescent is photographed at high speed, emission spectra in a plurality of photographed images are temporally integrated, and elemental analysis and/or temperature analysis is carried out by using a temporal integration amount of the emission spectra.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于准确地掌握不稳定发光的发光现象的方法，其在高速时间和空间上波动发光状态。解决方案：以高速拍摄非定常发光，多个拍摄图像中的发射光谱在时间上被积分，并且通过使用发射光谱的时间积分量来进行元素分析和/或温度分析。版权所有（C）2010，JPO＆INPIT

19. 发明专利

JP2008238187A Oxide recognition method and oxide recognizing device in arc welding 有权
标题翻译：氧化物识别方法和氧化物识别装置在电弧焊接
公开(公告)号：JP2008238187A
公开(公告)日：2008-10-09
申请号：JP2007079152
申请日：2007-03-26
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NOMURA MASAHIRO , ODA ATSUSHI , TAKEDA HIROYUKI , YONEDA YASUSHI , OKAMOTO AKIRA
IPC分类号： B23K9/095 , B23K31/00 , G01B11/00
摘要： PROBLEM TO BE SOLVED: To provide an oxide recognition method and an oxide recognizing device in arc welding, with which oxide presence state caused in a molten pool or on a droplet during an arc welding can be quantitatively recognized using an image processing means.
SOLUTION: A molten pool P and its periphery are picked up in a plurality of frame images during arc welding, a region having a prescribed luminance range is extracted, one or more isolated areas which are located in the region and having luminance larger than a preliminarily prescribed threshold are extracted, and positional information and a featured value in each extracted isolated area are detected.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种电弧焊接中的氧化物识别方法和氧化物识别装置，可以使用图像处理装置来定量识别在电弧焊接期间在熔池或液滴中引起的氧化物存在状态。解决方案：在电弧焊接期间，以多个框架图像拾取熔池P及其周边，提取具有规定亮度范围的区域，位于该区域中的一个或多个隔离区域并且具有较大的亮度提取预先规定的阈值，并且检测每个提取的隔离区域中的位置信息和特征值。版权所有（C）2009，JPO＆INPIT

20. 发明专利

JP2008075145A High-strength steel material excellent in fatigue characteristic, and producing method therefor 有权
标题翻译：耐磨特性优良的高强度钢材及其生产方法
公开(公告)号：JP2008075145A
公开(公告)日：2008-04-03
申请号：JP2006257246
申请日：2006-09-22
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： NOMURA MASAHIRO , MURAKAMI TOSHIO , MUKAI YOICHI
IPC分类号： C22C38/00 , B21B3/00 , C21D9/46 , C22C38/16 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a high-strength steel material having high strength of ≥750 MPa and excellent fatigue characteristic, and a producing method therefor. SOLUTION: The high-strength steel material contains 2.0-10 mass% Cu and has ≥750 MPa tensile strength. In the structure, Cu concentration is two or more times of the average concentration and Cu concentrated range having ≤80 mass% is uniformly dispersed. The above Cu concentrated range has 10-50 nm average grain diameter and the steel material includes a hot-rolled steel sheet. COPYRIGHT: (C)2008,JPO&INPIT

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