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1. 发明申请

US20090162240A1 BRAKE DISK HAVING HIGH TEMPER SOFTENING RESISTANCE 审中-公开
标题翻译：具有耐高温电阻的制动盘
公开(公告)号：US20090162240A1
公开(公告)日：2009-06-25
申请号：US12297091
申请日：2006-10-05
申请人： Junichiro Hirasawa , Takako Yamashita , Noriko Makiishi , Etsuo Hamada , Takumi Ujiro , Osamu Furukimi
发明人： Junichiro Hirasawa , Takako Yamashita , Noriko Makiishi , Etsuo Hamada , Takumi Ujiro , Osamu Furukimi
IPC分类号： C22C38/20 , C22C38/22
CPC分类号： C21D9/46 , C22C38/02 , C22C38/04 , C22C38/42 , C22C38/48 , C22C38/58 , F16D2200/0021
摘要： A brake disk including, by mass, 0.1% or less of C, 1.0% or less of Si, 2.0% or less of Mn, 10.5% to 15.0% of Cr, 2.0% or less of Ni, greater than 0.5% to 4.0% of Cu, 0.02% to 0.3% of Nb, and 0.1% or less of N and further including N, Nb, Cr. Si, Ni, Mn, Mo, and Cu, the remainder being Fe and unavoidable impurities, such that the following inequalities are satisfied: 5Cr+10Si+15Mo+30Nb−9Ni−5Mn−3Cu−225N−270C
摘要翻译：一种制动盘，其质量分别为0.1％以下的Si，1.0％以下的Si，2.0％以下的Mn，10.5％〜15.0％的Cr，2.0％以下的Ni，大于0.5％〜4.0％ Cu％，Nb：0.02〜0.3％，N：0.1％以下，进一步含有N，Nb，Cr。 Si，Ni，Mn，Mo和Cu，其余为Fe和不可避免的杂质，使得满足以下不等式：<？in-line-formula description =“In-line formula”end =“lead”？> 5Cr + 10Si + 15Mo + 30Nb-9Ni-5Mn-3Cu-225N-270C <45（1）<？在线公式描述=“在线公式”end =“tail”？> <？in-line-formula description =“In-line Formulas”end =“lead”？> 0.03 <= {C + N-（13/93）Nb} <= 0.09（2）和<？in-line-formula description =“In-line 具有平均直径为8μm以上，硬度为32〜38HRC，具有高回火耐软化性的先前奥氏体晶粒的马氏体组织的公式“end =”tail“？>

2. 发明授权

US06364962B1 Electromagnetic steel sheet having excellent high-frequency magnetic properties and method 有权
标题翻译：具有优异的高频磁性能和方法的电磁钢板
公开(公告)号：US06364962B1
公开(公告)日：2002-04-02
申请号：US09649944
申请日：2000-08-29
申请人： Shigeaki Takajo , Takako Yamashita , Akihiro Matsuzaki , Osamu Kondo
发明人： Shigeaki Takajo , Takako Yamashita , Akihiro Matsuzaki , Osamu Kondo
IPC分类号： H01F1147
CPC分类号： C22C38/34 , C21D8/12
摘要： Electromagnetic steel sheets which contain Cr in an amount of from about 1.5 to 20% by weight and Si in an amount of from about 2.5 to 10% by weight, while having a total amount of C and N of not larger than about 100 ppm by weight, and which has a specific resistivity of not smaller than about 60 &mgr;&OHgr;·cm.
摘要翻译：含有约1.5〜20重量％的Cr和约2.5〜10重量％的Si的电磁钢板，而C和N的总量不大于约100ppm，重量，其电阻率不小于约60μOMEGA.cm。

3. 发明授权

US06322638B1 Electromagnetic steel sheet having excellent high-frequency magnetic properties 有权
标题翻译：具有优异的高频磁性能的电磁钢板
公开(公告)号：US06322638B1
公开(公告)日：2001-11-27
申请号：US09649945
申请日：2000-08-29
申请人： Shigeaki Takajo , Takako Yamashita , Akihiro Matsuzaki , Osamu Kondo
发明人： Shigeaki Takajo , Takako Yamashita , Akihiro Matsuzaki , Osamu Kondo
IPC分类号： H01F1147
CPC分类号： C22C38/34 , C21D8/12
摘要： Electromagnetic steel sheets which contain Cr in an amount of from about 1.5 to 20% by weight and Si in an amount of from about 2.5 to 10% by weight, while having a total amount of C and N of not larger than about 100 ppm by weight, and which has a specific resistivity of not smaller than about 60 &mgr;&OHgr;·cm.
摘要翻译：含有约1.5〜20重量％的Cr和约2.5〜10重量％的Si的电磁钢板，而C和N的总量不大于约100ppm，重量，其电阻率不小于约60μOMEGA.cm。

4. 发明授权

US06207103B1 Fe-Cr-Si steel sheets having excellent corrosion resistance and method for manufacturing the same 失效
标题翻译：具有优异耐腐蚀性的Fe-Cr-Si钢板及其制造方法
公开(公告)号：US06207103B1
公开(公告)日：2001-03-27
申请号：US09123969
申请日：1998-07-29
申请人： Shigeaki Takajo , Takako Yamashita , Akihiro Matsuzaki , Osamu Kondo
发明人： Shigeaki Takajo , Takako Yamashita , Akihiro Matsuzaki , Osamu Kondo
IPC分类号： C22C3818
CPC分类号： C22C38/34
摘要： Fe—Cr—Si steel sheet having an excellent corrosion resistance and high toughness and method for manufacturing the same; the amount of Cr is about 10-30 wt %, the total amount of C and N is not more than about 100 ppm and the remainder consists of Fe and incidental impurities; when a cast piece of this steel is subjected to hot rolling to roll into a thickness of not more than about 3 mm, the hot rolled sheet can be subjected to cold rolling or to warm rolling without annealing.
摘要翻译：具有优异的耐腐蚀性和高韧性的Fe-Cr-Si钢板及其制造方法; Cr的量为约10-30重量％，C和N的总量不大于约100ppm，其余由Fe和附带的杂质组成; 当将该钢的铸件进行热轧轧制成不大于3mm的厚度时，可以对热轧板进行冷轧或不进行退火的温轧。

5. 发明授权

US06322639B1 Magnetic steel sheet having excellent magnetic properties and method of producing the same 失效
标题翻译：磁性优异的磁钢板及其制造方法
公开(公告)号：US06322639B1
公开(公告)日：2001-11-27
申请号：US09462296
申请日：2000-01-04
申请人： Akihiro Matsuzaki , Osamu Kondo , Takako Yamashita , Shigeaki Takajo
发明人： Akihiro Matsuzaki , Osamu Kondo , Takako Yamashita , Shigeaki Takajo
IPC分类号： H01F112
CPC分类号： C22C38/02 , C21D8/1222 , C21D8/1233 , C21D8/1272 , C22C38/06
摘要： A magnetic steel sheet used for an alternating current core, and having excellent magnetic properties in both a rolling direction, and the direction perpendicular thereto, and a method of producing the magnetic steel sheet. The magnetic steel sheet in a recrystallized cold-rolled condition is characterized in that the intensity ratio of {100} orientation to random orientation is 2.0 or more, the intensity ratio of {011} orientation to random orientation thereof is 2.0 to 10.0, and the intensity ratio of //ND orientation to random orientation is preferably 2.0 or less. The method of producing a magnetic steel sheet includes hot-rolling a silicon steel slab so that the intensity ratio of (015)[100] orientation to random orientation of the recrystallized hot-rolled sheet is 3.0 or more.
摘要翻译：一种用于交流磁芯的磁性钢板，并且在轧制方向和与其垂直的方向上具有优异的磁性能，以及制造该电磁钢板的方法。再结晶冷轧条件下的电磁钢板的特征在于{100} <001>取向与随机取向的强度比为2.0以上，{011} <100>取向与其随机取向的强度比为 2.0至10.0，并且<001> // ND取向与随机取向的强度比优选为2.0以下。制造电磁钢板的方法包括将硅钢板热轧，使得再结晶热轧板的（015）[100]取向与随机取向的强度比为3.0以上。

6. 发明授权

US06761780B2 Method of manufacturing a high Mn non-magnetic steel sheet for cryogenic temperature use 失效
标题翻译：一种用于低温使用的高Mn非磁性钢板的制造方法
公开(公告)号：US06761780B2
公开(公告)日：2004-07-13
申请号：US10013532
申请日：2001-12-13
申请人： Nobuyuki Morito , Kiyohiko Nohara , Katsuhiro Kobori , Ujihiro Nishiike , Takako Yamashita
发明人： Nobuyuki Morito , Kiyohiko Nohara , Katsuhiro Kobori , Ujihiro Nishiike , Takako Yamashita
IPC分类号： C21D812
CPC分类号： C21D8/0205 , C21D8/0226 , C21D8/0236 , C21D8/0263 , C21D8/0273 , C22C38/001 , C22C38/38 , C22C38/58
摘要： A method of manufacturing a high Mn non-magnetic steel sheet having low permeability at a cryogenic temperature suitable for use in large scale particle accelerators, the method comprises rolling a steel material containing, on the wt % basis, from 0.05 to 0.18% of C, from 26.0 to 30.0% of Mn, from 5.0 to 10.0% of Cr, 0.05 to 0.15% of N and, optionally, from 0.50 to 5.0% of Ni, in which a rolling start temperature is from 1050 to 1200° C. and a rolling end temperature is from 700 to 1000° C. Further, a cold rolled sheet is annealed at an annealing temperature for cold rolled sheet of from 1050 to 1200° C. and cooled after annealing, the annealed sheet being preferably applied with temper rolling under control for the strength by varying a draft ratio.
摘要翻译：一种在适合用于大规模粒子加速器的低温下制造具有低磁导率的高Mn非磁性钢板的方法，该方法包括以重量％计含有0.05至0.18％的C ，Mn为26.0〜30.0％，Cr为5.0〜10.0％，N为0.05〜0.15％，Ni为0.50〜5.0％，轧制开始温度为1050〜1200℃，轧制终点温度为700〜1000℃。此外，冷轧板在退火温度为1050〜1200℃的冷轧板的退火温度下进行退火，退火后进行冷却，优选将退火板进行回火轧制通过改变牵引比来控制强度。

7. 发明授权

US08333849B2 Low-carbon martensitic chromium-containing steel 有权
标题翻译：低碳马氏体含铬钢
公开(公告)号：US08333849B2
公开(公告)日：2012-12-18
申请号：US12989084
申请日：2009-04-23
申请人： Katsuhisa Yamauchi , Yasushi Kato , Takumi Ujiro , Takako Yamashita
发明人： Katsuhisa Yamauchi , Yasushi Kato , Takumi Ujiro , Takako Yamashita
IPC分类号： C22C38/48 , C22C38/46
CPC分类号： C22C38/001 , C22C38/04 , C22C38/46 , C22C38/48 , F16D69/027
摘要： A material for brake discs has temper softening resistance sufficient to maintain a hardness of HRC 31 or more after tempering at 700° C. for one hour. The low-carbon martensitic chromium-containing steel contains 0.02% to 0.10% of carbon and 0.02% to 0.10% of nitrogen, the total content of carbon and nitrogen being 0.08% to 0.16%; 0.5% or less of silicon; 0.1% or less of aluminum; 0.3% to 3.0% of manganese; 10.5% to 13.5% of chromium; 0.05% to 0.60% of niobium and 0.15% to 0.80% of vanadium, the total content of niobium and vanadium being 0.25% to 0.95%; 0.02% to 2.0% of nickel; and 1.5% or less of copper, and has an Fp value (=−230C+5Si−5Mn−6Cu+10Cr−12Ni+32Nb+22V+l2Mo+8W+10Ta+40A1−220N) of 80.0 to 96.0, a hardness after quenching of HRC 31 to 40, and a hardness after tempering at 700° C. for one hour of HRC 31 or more.
摘要翻译：用于制动盘的材料具有足以在700℃回火1小时后维持HRC 31以上的硬度的回火软化阻力。低碳马氏体含铬钢含有0.02〜0.10％的碳和0.02〜0.10％的氮，碳和氮的总含量为0.08〜0.16％。 0.5％以下的硅; 0.1％以下的铝; 0.3％〜3.0％的锰; 10.5％〜13.5％的铬; 0.05〜0.60％的铌和0.15〜0.80％的钒，铌和钒的总含量为0.25〜0.95％。 0.02％〜2.0％的镍; 和1.5％以下的铜，并且具有80.0〜96.0的Fp值（= -230℃+ 5Si-5Mn-6Cu + 10Cr-12Ni + 32Nb + 22V + 12Mo + 8W + 10Ta + 40A1-220N），硬度为将HRC 31淬火至40℃，在700℃回火1小时后的硬度为HRC 31以上。

8. 发明申请

US20110030851A1 LOW-CARBON MARTENSITIC CHROMIUM-CONTAINING STEEL 有权
标题翻译：低碳钢马氏体含铬钢
公开(公告)号：US20110030851A1
公开(公告)日：2011-02-10
申请号：US12989084
申请日：2009-04-23
申请人： Katsuhisa Yamauchi , Yasushi Kato , Takumi Ujiro , Takako Yamashita
发明人： Katsuhisa Yamauchi , Yasushi Kato , Takumi Ujiro , Takako Yamashita
IPC分类号： C22C38/24
CPC分类号： C22C38/001 , C22C38/04 , C22C38/46 , C22C38/48 , F16D69/027
摘要： A material for brake discs has temper softening resistance sufficient to maintain a hardness of HRC 31 or more after tempering at 700° C. for one hour. The low-carbon martensitic chromium-containing steel contains 0.02% to 0.10% of carbon and 0.02% to 0.10% of nitrogen, the total content of carbon and nitrogen being 0.08% to 0.16%; 0.5% or less of silicon; 0.1% or less of aluminum; 0.3% to 3.0% of manganese; 10.5% to 13.5% of chromium; 0.05% to 0.60% of niobium and 0.15% to 0.80% of vanadium, the total content of niobium and vanadium being 0.25% to 0.95%; 0.02% to 2.0% of nickel; and 1.5% or less of copper, and has an Fp value (=−230C+5Si−5Mn−6Cu+10Cr−12Ni+32Nb+22V+12Mo+8W+10Ta+40Al−220N) of 80.0 to 96.0, a hardness after quenching of HRC 31 to 40, and a hardness after tempering at 700° C. for one hour of HRC 31 or more.
摘要翻译：用于制动盘的材料具有足以在700℃回火1小时后维持HRC 31以上的硬度的回火软化阻力。低碳马氏体含铬钢含有0.02〜0.10％的碳和0.02〜0.10％的氮，碳和氮的总含量为0.08〜0.16％。 0.5％以下的硅; 0.1％以下铝; 0.3％〜3.0％的锰; 10.5％〜13.5％的铬; 0.05〜0.60％的铌和0.15〜0.80％的钒，铌和钒的总含量为0.25〜0.95％。 0.02％〜2.0％的镍; 和1.5％以下的铜，并且具有80.0〜96.0的Fp值（= -230℃+ 5Si-5Mn-6Cu + 10Cr-12Ni + 32Nb + 22V + 12Mo + 8W + 10Ta + 40Al-220N）将HRC 31淬火至40℃，在700℃回火1小时后的硬度为HRC 31以上。

9. 发明授权

US6162306A Electromagnetic steel sheet having excellent high-frequency magnetic properities and method 有权
标题翻译：具有优异的高频磁性的电磁钢板和方法
公开(公告)号：US6162306A
公开(公告)日：2000-12-19
申请号：US181179
申请日：1998-10-28
申请人： Shigeaki Takajo , Takako Yamashita , Akihiro Matsuzaki , Osamu Kondo
发明人： Shigeaki Takajo , Takako Yamashita , Akihiro Matsuzaki , Osamu Kondo
IPC分类号： C21D8/12 , C22C38/34 , H01F1/147
CPC分类号： C22C38/34 , C21D8/12
摘要： Electromagnetic steel sheets which contain Cr in an amount of from about 1.5 to 20% by weight and Si in an amount of from about 2.5 to 10% by weight, while having a total amount of C and N of not larger than about 100 ppm by weight, and which has a specific resistivity of not smaller than about 60 .mu..OMEGA..multidot.cm.
摘要翻译：含有约1.5〜20重量％的Cr和约2.5〜10重量％的Si的电磁钢板，而C和N的总量不大于约100ppm，重量，其电阻率不小于约60微米欧米茄×厘米。

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