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1. 发明专利

JP2009046729A Electromagnetic steel sheet for etching work 有权
标题翻译：用于蚀刻工作的电磁钢片
公开(公告)号：JP2009046729A
公开(公告)日：2009-03-05
申请号：JP2007213727
申请日：2007-08-20
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： ODA YOSHIHIKO , KONO MASAAKI , OKUBO TOMOYUKI , HONDA ATSUTO
IPC分类号： C22C38/00 , C21D8/12 , C21D9/46 , C22C38/06 , C22C38/60 , H01F1/147 , H01F1/16
摘要： PROBLEM TO BE SOLVED: To provide an electromagnetic steel sheet suitable for an etching work.
SOLUTION: The electromagnetic steel sheet for etching work comprises, by mass%, ≤0.01% C, ≤7% Si, ≤4% Al, ≤5% Mn and the balance being Fe and unavoidable impurities. At least one surface of the steel sheet has no insulating film, and the average C concentration within a depth of 10 nm from the surface having no insulating film is ≤20 at.%.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供适合于蚀刻加工的电磁钢板。＆lt; P＆gt;解决方案：蚀刻用电磁钢板以质量％计含有≤0.01％C，≤7％Si，≤4％Al，≤5％Mn，余量为Fe和不可避免的杂质。钢板的至少一个表面不具有绝缘膜，并且距离不具有绝缘膜的表面10nm的深度的平均C浓度为≤20at％。版权所有（C）2009，JPO＆INPIT

2. 发明专利

JP2007217744A Non-oriented silicon steel sheet and its production method 有权
标题翻译：非导电硅钢片及其生产方法
公开(公告)号：JP2007217744A
公开(公告)日：2007-08-30
申请号：JP2006038847
申请日：2006-02-16
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUBO TOMOYUKI , KONO MASAAKI
IPC分类号： C22C38/00 , C21D8/12 , C22C38/14 , C22C38/60 , H01F1/16
CPC分类号： Y02P10/212
摘要： PROBLEM TO BE SOLVED: To provide a non-oriented silicon steel sheet having high magnetic flux density even in low-class steel which is not subjected to hot rolled sheet annealing, and also having excellent grain growing properties in stress relieving annealing, and to provide its production method. SOLUTION: A steel slab having a composition containing, by mass, ≤0.003% C, 0.05 to 1.0% Si, ≤0.1% Mn, 0.3 to 1.0% Al, ≤0.2% P, ≤0.005% S, ≤0.003% N, ≤0.005% O, ≤0.001% Ti, ≤0.002% V and 0.002 to 0.1% Ca, and the balance Fe with inevitable impurities, and having α-γ transformation is heated at 1,180 to 1,300°C, is thereafter subjected to hot rolling in which finish rolling finishing temperature is (an Ar 1 transformation point-50°C) to an Ar 1 transformation point, is subjected to cold rolling, and is subjected to finish annealing at 700 to 850°C, so as to obtain a non-oriented silicon steel sheet. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：即使在不进行热轧板退火的低等级钢中，也提供具有高磁通密度的非取向硅钢板，并且在应力消除退火中也具有优异的晶粒生长性能，并提供其生产方法。＆lt; P＆gt;解决方案：一种钢坯，其质量含量为≤0.003％C，0.05〜1.0％Si，≤0.1％Mn，0.3〜1.0％Al，≤0.2％P，≤0.005％S，≤0.003 ％N，≤0.005％O，≤0.001％Ti，≤0.002％V和0.002-0.1％Ca，余量为不可避免的杂质的Fe和α-γ相变在1180℃加热至1300℃，对于精轧结束温度（Ar 1 相变点-50℃）至Ar 1 相变点的热轧，进行冷轧，为在700〜850℃下进行最终退火，得到无取向硅钢板。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2007046104A Non-oriented electromagnetic steel sheet acquiring low core loss after having been magnetic-annealed 有权
标题翻译：非磁性电磁钢板获得低核心损失后的非磁性退火钢板
公开(公告)号：JP2007046104A
公开(公告)日：2007-02-22
申请号：JP2005231454
申请日：2005-08-10
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： ODA YOSHIHIKO , KONO MASAAKI , OKUBO TOMOYUKI , TAKADA MASAAKI
IPC分类号： C22C38/00 , C21D8/12 , C21D9/46 , C22C38/12 , C22C38/60 , H01F1/16
摘要： PROBLEM TO BE SOLVED: To provide a non-oriented electromagnetic steel sheet which is substantially free from Al and acquires a low core loss after having been magnetic-annealed. SOLUTION: The non-oriented electromagnetic steel sheet acquiring the low core loss after having been magnetic-annealed comprises, by mass%, 0.005% or less C, 4% or less Si, 0.2% or less P, 0.05-1.0% Mn, 0.005% or less S, 0.005% or less N, 0.0008% or less Nb, 0.004% or less Al, 0.004% or less V, while satisfying [Al]+[V]+5×[Nb]≤0.004%, (wherein [M] represents a content (mass%) of an element M), and the balance Fe with unavoidable impurities. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种基本上不含Al的无取向电磁钢板，并且在经过磁退火之后获得低的磁芯损耗。解决方案：在磁退火后获得低铁损的无取向电磁钢板以质量％计含有0.005％以下的C，4％以下的Si，0.2％以下的P，0.05〜1.0 ％Mn，0.005％以下S，0.005％以下N，0.0008％以下Nb，0.004％以下Al，0.004％以下V，同时满足[Al] + [V] + 5×[Nb]≤0.004 ％，（其中[M]表示元素M的含量（质量％）），余量为Fe和不可避免的杂质。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2009068055A Non-oriented electrical steel sheet 审中-公开
标题翻译：非指向电工钢板
公开(公告)号：JP2009068055A
公开(公告)日：2009-04-02
申请号：JP2007236118
申请日：2007-09-12
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUBO TOMOYUKI , SHIGEKUNI TOMOFUMI , KONO MASAAKI
IPC分类号： C22C38/00 , C22C38/06 , H01F1/16 , H01F1/18
摘要： PROBLEM TO BE SOLVED: To provide a non-oriented electrical steel sheet excellent in the toughness, forming chromium-free insulation coating.
SOLUTION: The non-oriented electrical steel sheet is composed by mass% of ≤0.005% C, 1.0-4.0% Si, ≤2.0% Al, 0.1-1.0% Mn, ≤0.03% P, 0.0003-0.01% B, ≤0.1% Sn and the balance Fe with inevitable impurities and satisfying formula; [Sn]≥-0.02×log
10 [B]-0.04 and forms the insulation coating having ≤1 mass% Cr content. Wherein, [Sn] and [B] show the contents of Sn and B in the steel sheet.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供韧性优异的无取向电工钢板，形成无铬绝缘涂层。解决方案：无取向电工钢板由质量％≤0.005％C，1.0-4.0％Si，≤2.0％Al，0.1-1.0％Mn，≤0.03％P，0.0003-0.01％B组成，≤0.1％Sn，余量为Fe和不可避免的杂质，满足公式; [Sn]≥-0.02×log 10 [B] -0.04，形成Cr含量≤1质量％的绝缘涂层。其中[Sn]和[B]表示钢板中Sn和B的含量。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2007254801A High-strength non-oriented electrical steel sheet and its production method 有权
标题翻译：高强度非导电电工钢板及其生产方法
公开(公告)号：JP2007254801A
公开(公告)日：2007-10-04
申请号：JP2006079195
申请日：2006-03-22
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KONO MASAAKI , ODA YOSHIHIKO , OKUBO TOMOYUKI
IPC分类号： C22C38/00 , C21D8/12 , C21D9/46 , C22C38/12 , C22C38/60 , H01F1/147 , H01F1/16
CPC分类号： Y02T10/6295
摘要： PROBLEM TO BE SOLVED: To provide a non-oriented electrical steel sheet having high strength and also having excellent sheet shape and magnetic properties without adding restrictions on steel sheet production and new stages to the production of an ordinary non-oriented electrical steel sheet. SOLUTION: The high strength non-oriented electrical steel sheet has a controlled componential composition comprising, by mass, ≤0.005% C, 2.0 to 4.0% Si, 0.6 to 2.0% V, ≤3.0% Mn, ≤2.0% Al, ≤0.2% P, ≤0.01% S and ≤0.005% N, and the balance Fe with inevitable impurities, and also, the abundance ratio of the unrecrystallized recovered structure in the steel sheet is controlled to ≥50%. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有高强度并且还具有优异的片状和磁性能的无取向电工钢板，而不增加钢板的生产限制和生产普通无取向电工钢的新阶段片。解决方案：高强度无取向电工钢板具有受控的组成组成，其质量含量为≤0.005％C，2.0〜4.0％Si，0.6〜2.0％V，≤3.0％Mn，≤2.0％Al ，≤0.2％P，≤0.01％S和≤0.005％N，余量为Fe与不可避免的杂质，钢板中未再结晶回收结构的丰度比控制在≥50％。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2007100166A Non-oriented electrical steel sheet with excellent shape of blanked edge face, and its manufacturing method 有权
标题翻译：非对称电工钢板及其制造方法的优异形状
公开(公告)号：JP2007100166A
公开(公告)日：2007-04-19
申请号：JP2005291301
申请日：2005-10-04
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUBO TOMOYUKI , KONO MASAAKI , SENDA KUNIHIRO , KOMORI YUKA
IPC分类号： C22C38/00 , B21B3/02 , C21D8/12 , C22C38/14 , C22C38/60 , H01F1/16
摘要： PROBLEM TO BE SOLVED: To provide a non-oriented electrical steel sheet in which no-load excitation characteristics are improved by improving the shape of a blanked edge face. SOLUTION: The non-oriented electrical steel sheet has a composition containing, by mass, ≤0.005% C, 0.05 to 1.0% Si, 0.05 to 0.4% Mn and 0.2 to 1.0% Al, also containing P, S, Ti and Nb controlled to ≤0.03%, ≤0.005%, ≤0.001% and ≤0.001%, respectively, and having the balance Fe with inevitable impurities. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过改善冲切边缘面的形状来提高空载激励特性的无取向电工钢板。解决方案：无取向电工钢板的组成为：含有≤0.005％C，0.05〜1.0％的Si，0.05〜0.4％的Mn和0.2〜1.0％的Al，也含有P，S，Ti Nb分别控制在≤0.03％，≤0.005％，≤0.001％和≤0.001％，余量为Fe和不可避免的杂质。版权所有（C）2007，JPO＆INPIT

7. 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

8. 发明专利

JP2008231504A Non-oriented electromagnetic steel sheet 有权
标题翻译：非对称电磁钢板
公开(公告)号：JP2008231504A
公开(公告)日：2008-10-02
申请号：JP2007072358
申请日：2007-03-20
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： ODA YOSHIHIKO , KONO MASAAKI , OKUBO TOMOYUKI
IPC分类号： C22C38/00 , C22C38/60 , H01F1/147 , H01F1/16
摘要： PROBLEM TO BE SOLVED: To provide a non-oriented electromagnetic steel sheet which can stably realize an effect of reducing high-frequency iron loss due to the addition of Mn. SOLUTION: The non-oriented electromagnetic steel sheet comprises, by mass%, 0.005% or less C, 1.5 to 4% Si, 1 to 5% Mn, 0.1% or less P, 0.005% or less S, 3% or less Al, 0.005% or less N; further 0.0010% or less Se; or 0.0020% or less Se, 0.0005 to 0.007% Ca; or 0.0020% or less Se, 0.0003 to 0.005% Mg; and the balance Fe with unavoidable impurities. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够稳定地实现由于添加Mn而降低高频铁损的效果的无取向电磁钢板。解决方案：无方向性电磁钢板以质量％计含有C：0.005％以下，Si：1.5〜4％，Mn：1〜5％，P：0.1％以下，S：0.005％以下，S：3％或更少的Al，0.005％以下的N; Se 0.00％以下; 或0.0020％以下的Se，0.0005〜0.007％的Ca; 或0.0020％以下的Se，0.0003〜0.005％的Mg; 余量为Fe与不可避免的杂质。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2007186791A High strength non-oriented electrical steel sheet and method for manufacture the same 有权
标题翻译：高强度非定向电工钢板及其制造方法
公开(公告)号：JP2007186791A
公开(公告)日：2007-07-26
申请号：JP2006338644
申请日：2006-12-15
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： KONO MASAAKI , ODA YOSHIHIKO , OKUBO TOMOYUKI
IPC分类号： C22C38/00 , B21B1/22 , B21B3/02 , C21D8/12 , C22C38/14 , C22C38/60 , H01F1/16
CPC分类号： Y02T10/6295
摘要： PROBLEM TO BE SOLVED: To provide a non-oriented electrical steel sheet which has a high strength, excellent magnetic properties and fatigue properties, and also is excellent in productivity. SOLUTION: The steel sheet has a steel composition containing 0.010% by mass or less of C and 0.010% by mass or less of N, provided that C+N≤0.010% by mass, and also containing >3.5 to 5.0% by mass of Si, 3.0% by mass or less of Mn, 3.0% by mass or less of Al, 0.2% by mass or less of P, 0.01% by mass or less of S, and one or more kinds selected from Ti and V of 0.01 to 0.8% by mass in total, provided that (Ti+V)/(C+N)≥16, and the balance Fe with inevitable impurities. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有高强度，优异的磁特性和疲劳性能的非取向电工钢板，并且也具有优异的生产率。解决方案：如果C +N≤0.010质量％，并且还含有> 3.5〜5.0质量％的钢，则钢板的组成为含有0.010质量％以下的C和0.010质量％以下的N，的Si，3.0质量％以下的Mn，3.0质量％以下的Al，0.2质量％以下的P，0.01质量％以下的S，以及选自Ti和（Ti + V）/（C + N）≥16，余量为Fe与不可避免的杂质的总量为0.01〜0.8质量％。版权所有（C）2007，JPO＆INPIT

10. 发明专利

JP2008202070A Non-oriented electrical steel sheet and its manufacturing method 有权
标题翻译：非指定电工钢板及其制造方法
公开(公告)号：JP2008202070A
公开(公告)日：2008-09-04
申请号：JP2007036851
申请日：2007-02-16
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： ODA YOSHIHIKO , KONO MASAAKI , OKUBO TOMOYUKI
IPC分类号： C22C38/00 , B21B3/02 , C21D8/12 , C21D9/46 , C22C38/06 , H01F1/16
摘要： PROBLEM TO BE SOLVED: To provide a non-oriented electrical steel sheet having high rigidity and excellent magnetic properties. SOLUTION: The steel sheet comprises ≤0.05% C, ≤0.2% P, ≤5% Si, ≤5% Mn, ≤3% Al, ≤0.02% S, ≤0.01% N and the balance Fe with inevitable impurities. Moreover, when P(hkl) represents a ratio of X-ray integrated reflection intensity with respect to the (222) and (200) planes within a sheet surface to theoretical intensity, a value of TP represented by equation TP=P(222)/P(200) is ≥1.3. Further, recrystallization ratio is ≤20%. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供具有高刚性和优异磁性的无取向电工钢板。
解决方案：钢板包括≤0.05％C，≤0.2％P，≤5％Si，≤5％Mn，≤3％Al，≤0.02％S，≤0.01％N，余量为不可避免的杂质。此外，当P（hkl）表示X射线积分反射强度相对于片材表面内的（222）和（200）面到理论强度的比率时，由等式TP = P（222）表示的TP的值， / P（200）≥1.3。此外，重结晶率≤20％。版权所有（C）2008，JPO＆INPIT

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