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1. 发明专利

JP2010275608A High-strength steel sheet having excellent hydrogen embrittlement resistance 有权
标题翻译：具有优异耐腐蚀性能的高强度钢板
公开(公告)号：JP2010275608A
公开(公告)日：2010-12-09
申请号：JP2009130924
申请日：2009-05-29
申请人： Kobe Steel Ltd , Voestalpine Stahl Gmbh , フェストアルピネシュタールゲーエムベーハーVoestalpine Stahl Gmbh , 株式会社神戸製鋼所
发明人： MUKAI YOICHI , KASUYA KOJI , NAKAYA MICHIHARU , TSUNEZAWA MICHITAKA , YUSE FUMIO , KINUGASA JUNICHIRO , TRAINT SANDRA , PICHLER ANDREAS
IPC分类号： C22C38/00 , C21D9/46 , C22C38/06 , C22C38/58
CPC分类号： C21D9/46 , C21D8/0205 , C21D8/0226 , C21D8/0236 , C21D8/0252 , C21D2211/002 , C21D2211/005 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14 , C22C38/16 , C22C38/38
摘要： PROBLEM TO BE SOLVED: To provide a high-strength steel sheet which has excellent hydrogen embrittlement resistance, and has a tensile strength of ≥1,180 MPa, and to provide a method for producing the high-strength steel sheet. SOLUTION: In the steel sheet having a tensile strength of ≥1,180 MPa, to the whole of the metallic structure, the total of bainite, bainitic ferrite and tempered martensite is controlled to ≥85 area%, retained austenite is controlled to ≥1 area%, and fresh martensite is controlled to ≤5 area% (including 0 area%). COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供耐氢脆性优异，拉伸强度≥1,180MPa的高强度钢板，提供高强度钢板的制造方法。解决方案：在拉伸强度≥1,180MPa的钢板中，对于整个金属结构，贝氏体，贝氏体铁素体和回火马氏体的总和控制在≥85面积％，残余奥氏体控制在≥ 1面积％，新鲜马氏体控制在≤5面积％（含0面积％）。版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2011149054A High-strength and high-toughness weld metal 有权
标题翻译：高强度和高韧性焊接金属
公开(公告)号：JP2011149054A
公开(公告)日：2011-08-04
申请号：JP2010011210
申请日：2010-01-21
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： OKAZAKI YOSHIOMI , TAMURA EIICHI , YUSE FUMIO
IPC分类号： C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a weld metal superior in tensile strength, toughness and low-temperature cracking resistance, even though a heat input and a temperature between paths are not strictly lowered.
SOLUTION: The weld metal includes 0.03-0.12% C, (which means mass% and is hereafter the same concerning a component composition), 0.4-1.0% Si, 1.00-2.0% Mn and 0.010-0.10% Ti, also 0.2-2.5% Cu and/or 1.5-3.5% Ni, 1.0% or less Cr (excluding 0%) and/or 0.5-1.5% Mo, further one or more elements selected from the group consisting of 0.002% or less Mg (excluding 0%), 0.002% or less Ca (excluding 0%), 0.05% or less Al (excluding 0%) and 0.02-0.08% Zr, and the balance Fe with unavoidable impurities; has such a Z value expressed by the following expression (1) as to satisfy 2.00
摘要翻译：要解决的问题：即使热输入和路径之间的温度没有严格降低，也提供抗拉强度，韧性和耐低温龟裂性优异的焊接金属。＆lt; P＆gt;解决方案：焊接金属包括0.03-0.12％C（表示质量％，以下与组分组成相同），0.4-1.0％Si，1.00-2.0％Mn和0.010-0.10％Ti， 0.2-2.5％的Cu和/或1.5-3.5％的Ni，1.0％或更少的Cr（不包括0％）和/或0.5-1.5％的Mo，还有一种或多种选自0.002％或更少的Mg 不含0％），0.002％以下的Ca（不含0％），0.05％以下的Al（不含0％）和0.02〜0.08％的Zr，余量为Fe，不可避免的杂质; 具有满足2.00

3. 发明专利

JP2010018874A Hot-dip galvannealed steel sheet and production method thereof 审中-公开
标题翻译：热镀锌钢板及其生产方法
公开(公告)号：JP2010018874A
公开(公告)日：2010-01-28
申请号：JP2008182910
申请日：2008-07-14
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： TAKEDA MIKAKO , YUSE FUMIO , NANBA SHIGENOBU , KUNII KAZUTAKA , MIYAKE YOSHIHIRO
IPC分类号： C23C2/00 , C21D9/46 , C22C38/00 , C22C38/38 , C22C38/58
CPC分类号： C23C2/02 , C21D1/74 , C21D6/005 , C21D8/0278 , C21D8/0478 , C21D9/46 , C21D9/48 , C22C38/06 , C22C38/38 , C23C2/06
摘要： PROBLEM TO BE SOLVED: To provide a hot-dip galvannealed steel sheet which, even though having a high Mn content, is resistant to uneven alloying and excels in surface appearance since the amounts of the MnO particles and the Fe-Al-O alloy layer that cause uneven alloying are controlled.
SOLUTION: In the hot-dip galvannealed steel sheet containing 2.0 to 3.5 mass% of Mn, MnO particles are present in the number of 10 or less per micrometer on a straight line lying in an interface between a galvanized zinc-coat layer 2 and a steel sheet 1, an Fe-Al-O alloy layer is present at the interface between the MnO particles and the steel sheet 1, and the length of the Fe-Al-O alloy layer is less than 10% of the overall length of the interface.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种即使具有高Mn含量的耐热不均匀合金化和表面外观优异的热浸镀锌合金化钢板，因为MnO颗粒和Fe-Al- O合金层受到控制。解决方案：在含有2.0-3.5质量％的Mn的热浸镀锌合金化钢板中，MnO颗粒以每微米10或更小的数量存在于位于镀锌锌层之间的界面上的直线上 2和钢板1之间，在MnO粒子与钢板1的界面存在Fe-Al-O合金层，Fe-Al-O合金层的长度小于总体的10％接口长度。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2009001872A Copper-plating method of wire-like material, and copper-plated wire 审中-公开
标题翻译：铜线材铜箔镀铜方法及镀铜线
公开(公告)号：JP2009001872A
公开(公告)日：2009-01-08
申请号：JP2007164711
申请日：2007-06-22
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： YUSE FUMIO , KONISHI YOSHIHIRO , HISAMOTO ATSUSHI
IPC分类号： C23C18/38 , C23C18/31
摘要： PROBLEM TO BE SOLVED: To provide a copper-plating method of a wire-like material capable of depositing a uniform plating film having excellent adhesiveness.
SOLUTION: In the plating method for jetting a displacement plating liquid on a traveling wire-like material 3, the displacement plating liquid contains ≥5g CuSO
4 *5H
2 O, ≥5g and ≤400g H
2 SO
4 , ≥5g and ≤400g FeSO
4 *7H
2 O, and ≥5 mg and ≤10g at least one kind of nonion surfactant per 1 liter.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供能够沉积具有优异粘附性的均匀镀膜的线状材料的镀铜方法。解决方案：在移动线状材料3上喷射位移电镀液的电镀方法中，排出电镀液含有≥5gCuSO 4 SB / O，≥5g和≤400gH 2 SO 4 ≥5g和≤400gFeSO 4 * 7H 2 0和≥5mg，≤10g每1升至少一种非离子表面活性剂。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2008169475A High-strength steel sheet 有权
标题翻译：高强度钢板
公开(公告)号：JP2008169475A
公开(公告)日：2008-07-24
申请号：JP2007317625
申请日：2007-12-07
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： IKEDA MUNEAKI , KASUYA KOJI , MUKAI YOICHI , YUSE FUMIO , KINUGASA JUNICHIRO
IPC分类号： C22C38/00 , C21D9/46 , C22C38/60
CPC分类号： C21D9/46 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/14
摘要： PROBLEM TO BE SOLVED: To provide a high-strength steel sheet which has a tensile strength of 980 MPa or more and is enhanced in a hydrogen embrittlement resistance, and to provide a hot-rolled steel sheet for cold rolling which enables the production of the above high-strength steel sheet with high productivity and which is improved in cold rollability.
SOLUTION: In the steel sheet containing C, Si, Mn, P, S, Al, Mo, Ti, B and N, this steel sheet has a Z value of 2.0-6.0 calculated with the following formula and contains 1% or more of the retained austenite and 80% or more of in total of bainitic ferrite and martensite in terms of the area ratio based on the whole structure, and has an average axial ratio of the retained austenite grains of 5 or more and exhibits the tensile strength 980 MPa or more, wherein, Z value={9×[C]+[Mn]+3×[Mo]+490×[B]+7×[Mo]}/{100×([B]+0.001)}.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供抗拉强度为980MPa以上并且耐氢脆性提高的高强度钢板，并且提供一种用于冷轧的热轧钢板，以高生产率生产上述高强度钢板，并且其具有提高的冷轧性能。解决方案：在含有C，Si，Mn，P，S，Al，Mo，Ti，B和N的钢板中，该钢板的Z值为2.0-6.0，用下式计算，含有1％以上的残留奥氏体和总贝氏体铁素体和马氏体的总和为80％以上，并且残留奥氏体晶粒的平均轴比为5以上，表现出拉伸强度强度为980MPa以上，Z值=ä9×[C] + [Mn] + 3×[Mo] + 490×[B] + 7×[Mo]} /ä100×（[B] +0.001）} 。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2008081788A Ultrahigh-strength thin steel sheet for punching 有权
标题翻译：用于冲压的超强度钢板
公开(公告)号：JP2008081788A
公开(公告)日：2008-04-10
申请号：JP2006263254
申请日：2006-09-27
申请人： Kobe Steel Ltd , Shinshu Tlo:Kk , 株式会社信州Tlo , 株式会社神戸製鋼所
发明人： AKAMIZU HIROSHI , MUKAI YOICHI , KAMITSUMA SHINJI , KASUYA KOJI , IKEDA MUNEAKI , YUSE FUMIO , KINUGASA JUNICHIRO , SUGIMOTO KOICHI
IPC分类号： C22C38/00 , C21D9/46 , C22C38/12 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide an ultrahigh-strength trhin steel sheet for punching, wherein hydrogen embrittlement resistance can be increased in an ultrahigh-strength region of ≥1,180 MPa tensile strength and also delayed fracture resistance in a punched hole perforated part formed by punching can be improved. SOLUTION: The ultrahigh-strength steel sheet is a steel sheet having properly specified chemical components. In the steel sheet, by area ratio with respect to the whole structure, retained austenite is ≥1%, lath-like ferrite is ≥80%, and polygonal ferrite and pearlite are ≤9% (including 0%) in total. Moreover, the average grain size of blocks composed of the lath-like ferrite is ≤20 μm and lath width of the lath-like ferrite is ≤2 μm, and further, tensile strength is ≥1,180 MPa. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于冲压的超高强度的德氏凝胶钢板，其中在≥1,180MPa的抗拉强度的超高强度区域中可以提高耐氢脆性，并且还可以在冲孔穿孔部件中延迟耐断裂性通过冲孔形成可以改善。解决方案：超高强度钢板是具有适当规定的化学成分的钢板。在钢板中，相对于整体结构的面积率，残留奥氏体≥1％，板条状铁素体≥80％，多边形铁素体和珠光体共计≤9％（含0％）。此外，由板条状铁素体构成的块的平均粒径≤20μm，板条状铁素体的板条宽度≤2μm，拉伸强度≥1,180MPa。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2007197819A Ultrahigh-strength thin steel sheet 有权
标题翻译：超强度薄钢板
公开(公告)号：JP2007197819A
公开(公告)日：2007-08-09
申请号：JP2006310359
申请日：2006-11-16
申请人： Kobe Steel Ltd , Shinshu Tlo:Kk , 株式会社信州Tlo , 株式会社神戸製鋼所
发明人： KINUGASA JUNICHIRO , YUSE FUMIO , MUKAI YOICHI , KAMITSUMA SHINJI , AKAMIZU HIROSHI , KASUYA KOJI , IKEDA MUNEAKI , SUGIMOTO KOICHI
IPC分类号： C22C38/00 , C21D9/46 , C22C38/38 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide an ultrahigh-strength TRIP-type thin steel sheet which has drastically improved hydrogen embrittlement resistance and has a strength of 980 MPa or higher, without deteriorating ductility (elongation) and without producing coarse carbides in the vicinity of a grain boundary even when containing Cr.
SOLUTION: The ultrahigh-strength thin steel sheet comprises, by mass%, 0.10-0.25% C, 1.0-3.0% Si, 1.0-3.5% Mn, 0.15% or less P, 0.02% or less S, 1.5% or less Al, 0.003-2.0% Cr, and the balance iron with unavoidable impurities; and has a metallographic structure in which retained austenite occupies 1% or more of the whole structure by an area rate, crystal grains of the retained austenite have an average axial ratio (major axis/minor axis) of 5 or more, the crystal grains of the retained austenite have an average minor axis length of 1 μm or shorter, and the crystal grains of the retained austenite have the shortest distance between themselves of 1 μm or shorter.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有显着提高的耐氢脆性并且具有980MPa以上的强度的超高强度TRIP型薄钢板，而不会使延展性（延伸率）劣化，并且在不产生粗大碳化物的情况下即使含有Cr也在晶界附近。解决方案：超高强度薄钢板以质量％计含有0.10-0.25％C，1.0-3.0％Si，1.0-3.5％Mn，0.15％以下P，0.02％以下S，1.5％或更少的Al，0.003-2.0％的Cr，余量的铁是不可避免的杂质; 残留奥氏体以占面积率占整体结构1％以上的金相结构，残留奥氏体的晶粒的平均轴比（长轴/短轴）为5以上，残留奥氏体的平均短轴长度为1μm以下，残留奥氏体的晶粒之间的距离最短为1μm以下。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2006207021A Ultrahigh-strength steel sheet superior in hydrogen-embrittlement resistance and workability 有权
标题翻译：超高强度钢板超级耐腐蚀性和耐磨性
公开(公告)号：JP2006207021A
公开(公告)日：2006-08-10
申请号：JP2005147359
申请日：2005-05-19
申请人： Kobe Steel Ltd , Shinshu Tlo:Kk , 株式会社信州Tlo , 株式会社神戸製鋼所
发明人： YUSE FUMIO , IKEDA CHIKAYUKI , MUKAI YOICHI , AKAMIZU HIROSHI , KINUGASA JUNICHIRO , SAITO KENJI , SUGIMOTO KOICHI , HOJO TOMOHIKO
IPC分类号： C22C38/00 , C21D9/46 , C22C38/06 , C22C38/16
摘要： PROBLEM TO BE SOLVED: To provide an ultrahigh-strength steel sheet superior in hydrogen-embrittlement resistance and workability.
SOLUTION: The ultrahigh-strength steel sheet superior in hydrogen-embrittlement resistance comprises, by mass, over 0.25 to 0.60% C, 1.0-3.0% Si, 1.0-3.5% Mn, 0.15% or less P, 0.02% or less S, 1.5% or less (excluding 0%) Al, and the balance iron with unavoidable impurities; has a metallurgical structure after the sheet has been stretch-worked at a stretching rate of 3%, in which retained austenite occupies 1% or more by an area rate with respect to the total structure, and in which crystal grains of the retained austenite have an average axial ratio (major axis/minor axis) of 5 or higher, an average minor axis length of 1 μm or less, and spaces of 1 μm or less at the nearest parts between the neighboring crystal grains; and has further a tensile strength of 1,180 MPa or higher.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供耐氢脆性和加工性优异的超高强度钢板。解决方案：耐氢脆性优异的超高强度钢板包括质量分数超过0.25至0.60％的Si，1.0-3.0％的Si，1.0-3.5％的Mn，0.15％或更少的P，0.02％或少S，1.5％以下（不含0％）Al，余量铁不可避免的杂质; 在片材以3％的拉伸速度进行拉伸加工后，其中残留奥氏体相对于总结构占面积率的1％以上，残留奥氏体的晶粒具有平均轴比（长轴/短轴）为5以上，平均短轴长度为1μm以下，相邻晶粒之间的最近部分为1μm以下的间隔; 并具有1180MPa以上的拉伸强度。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2006009128A Steel for vessel having excellent corrosion resistance 有权
标题翻译：具有优异耐腐蚀性的船舶用钢
公开(公告)号：JP2006009128A
公开(公告)日：2006-01-12
申请号：JP2004191758
申请日：2004-06-29
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： SAKASHITA SHINJI , YUSE FUMIO , HISAMOTO ATSUSHI , OGAKI SEIICHI , OKANO SHIGEO , KOBAYASHI YOICHIRO , YASUNAGA TATSUYA
IPC分类号： C22C38/00 , C22C38/10 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide steel for shipbuilding having excellent corrosion resistance which can be put to practical use even without applying coating and electrolytic protection, particularly, steel for shipbuilding in which the improvement of durability to crevice corrosion can be attained, and which exhibits excellent durability even to corrosion owing to the sticking of salt caused by seawater and owing to a wetting environment.
SOLUTION: The corrosion resistant steel for shipbuilding has a composition comprising 0.01 to 0.30% C, 0.01 to 1.50% Si, 0.01 to 2.0% Mn and 0.005 to 0.10% Al, and further comprising 0.01 to 5.00% Co and 0.0005 to 0.020% Mg, and the balance Fe with inevitable impurities.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供具有优异耐腐蚀性的造船用钢，即使不施加涂层和电解保护，特别是可以获得提高耐缝隙腐蚀性的造船用钢，并且由于由海水引起的盐的粘附和由于润湿环境而表现出优异的耐腐蚀性。解决方案：造船用耐腐蚀钢具有以下成分：含有0.01〜0.30％的C，0.01〜1.50％的Si，0.01〜2.0％的Mn和0.005〜0.10％的Al，进一步含有0.01〜5.00％的Co和0.0005〜 0.020％Mg，余量为Fe与不可避免的杂质。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2005264311A 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：JP2005264311A
公开(公告)日：2005-09-29
申请号：JP2004083167
申请日：2004-03-22
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： YUSE FUMIO , IDO HIDEKAZU
IPC分类号： C23C2/02 , C23C2/06 , C23C2/12
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a hot dip metal coated steel sheet capable of solving all of the problems of plating surface defects arising from deposition of foreign substances, such as dust, scum, dross, and powder and splinters of annealing furnace refractory bricks, on the surface of the steel sheet or the surface of a plating bath when the steel sheet is passed through a snout section and is immersed into the plating bath, by a relatively simple means without particularly changing the current plating facilities.
SOLUTION: The method for manufacturing the hot dip metal coated steel sheet is characterized by that the impurities in the plating bath 5 are adsorbed away by suspending porous solids 1 having a specific surface area of ≥2 on the surface of the plating bath 5 in the snout section 7 through which the steel sheet 6 enters the plating bath so as to cover 30 to 90% of the plating bath 5 surface in manufacturing the hot dip metal coated steel sheet by continuously passing the steel sheet into the hot dip metal coating bath.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决问题的方法：提供一种能够解决由于沉积诸如灰尘，浮渣，浮渣和粉末等异物而引起的电镀表面缺陷的所有问题的热浸镀金属钢板的制造方法，以及退火炉耐火砖的碎片，当钢板通过喷嘴部分并浸入电镀槽中时，在钢板表面或电镀液表面上，通过相对简单的方法，而不特别改变电镀层设备。解决方案：用于制造热浸镀金属钢板的方法的特征在于，通过将电镀浴表面上具有≥2的比表面积的多孔固体1悬浮在电镀浴5中的杂质被吸附掉 5，通过将钢板连续地通过钢板浸入金属浸渍金属中，钢板6进入电镀槽中以覆盖电镀浴5表面的30％至90％的方式制造热镀金属钢板涂层浴。版权所有（C）2005，JPO＆NCIPI

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