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1. 发明授权

US5496514A Stainless steel sheet and method for producing thereof 失效
标题翻译：不锈钢板及其制造方法
公开(公告)号：US5496514A
公开(公告)日：1996-03-05
申请号：US189902
申请日：1994-02-01
申请人： Katsuhisa Yamauchi , Hitoshi Misao , Tadashi Inoue , Tomoyoshi Okita
发明人： Katsuhisa Yamauchi , Hitoshi Misao , Tadashi Inoue , Tomoyoshi Okita
IPC分类号： C21D8/02 , C21D9/22 , C21D9/24 , C22C38/40 , C22C29/12 , C22C38/42
CPC分类号： C22C38/40 , C21D8/0205 , C21D9/22 , C21D9/24
摘要： A fracture resistant stainless steel sheet comprises: non-metallic inclusions of Al.sub.2 O.sub.3, MnO, and SiO.sub.2 which inevitably exist in stainless steel; the non-metallic inclusions having a composition situated in a region defined by nine points in a phase diagram of a 3-component system of "Al.sub.2 O.sub.3 --MnO--SiO.sub.2 "; the stainless steel sheet having an 1.0% on-set stress of at least 1520 N/mm.sup.2 (155 kgf/mm.sup.2); the stainless steel sheet having an anisotropic difference of 1.0% on-set stress of 196 N/mm.sup.2 (20 kgf/mm.sup.2) or less; and the stainless steel sheet having a Erichsen number of at least 4.6 mm.A method for producing a high fracture resistant stainless steel sheet comprises the steps of: preparing a stainless steel strip; applying to the stainless steel strip a process of annealing--pickling --first cold rolling (CR.sub.1)--first intermediate annealing--second cold rolling (CR.sub.2)--second intermediate annealing--third cold rolling (CR.sub.3)--final annealing--fourth cold rolling (CR.sub.4)--low temperature heat treatment.
摘要翻译：耐断裂不锈钢板包括不锈钢中不可避免地存在的Al2O3，MnO和SiO2的非金属夹杂物; 在“Al 2 O 3 -MnO-SiO 2”的3组分体系的相图中具有位于由9个点限定的区域中的组成的非金属夹杂物; 不锈钢板具有至少1520N / mm 2（155kgf / mm 2）的1.0％的设定应力; 各向异性差为1.0N / mm2（20kgf / mm2）以上的不均匀性的不锈钢板，并且具有至少4.6mm的埃里克森数的不锈钢板。高耐断裂不锈钢板的制造方法包括以下工序：制作不锈钢带; 向不锈钢带施加退火 - 酸洗 - 第一次冷轧（CR1） - 第一中间退火 - 第二次冷轧（CR2） - 第二次中间退火 - 第三次冷轧（CR3） - 最终退火 - 第四次冷轧（CR4）） - 低温热处理。

2. 发明授权

US08607941B2 Steel sheet for brake disc, and brake disc 有权
标题翻译：制动盘用钢板，制动盘
公开(公告)号：US08607941B2
公开(公告)日：2013-12-17
申请号：US13375518
申请日：2010-05-31
申请人： Katsuhisa Yamauchi , Mitsuyuki Fujisawa , Yasushi Kato , Hiroki Ota , Hideya Furusawa , Takumi Ujiro
发明人： Katsuhisa Yamauchi , Mitsuyuki Fujisawa , Yasushi Kato , Hiroki Ota , Hideya Furusawa , Takumi Ujiro
IPC分类号： C22C38/52
CPC分类号： C22C38/02 , C21D6/002 , C21D9/0068 , C21D9/46 , C22C38/001 , C22C38/04 , C22C38/06 , C22C38/48 , C22C38/54 , C22C38/58 , F16D65/125 , F16D2200/0004 , F16D2200/0017
摘要： A steel sheet for a brake disc contains, on a mass percent basis, 0.02% or more and less than 0.10% C, 0.6% or less Si, more than 0.5% and 2.0% or less Mn, 0.06% or less P, 0.01% or less S, 0.05% or less Al, 11.0% to 13.5% Cr, 0.01% to 0.30% Ni, 0.10% to 0.60% Nb, 0.03% or more and less than 0.10% N, more than 0.0010% and 0.0060% or less B, and the balance being Fe and incidental impurities, and the steel sheet after quenching has a hardness of 32 HRC to 40 HRC on a Rockwell hardness scale C (HRC).
摘要翻译：制动盘用钢板以质量％计含有0.02％以上且小于0.10％的C，0.6％以下的Si，大于0.5％，2.0％以下的Mn，0.06％以下的P，0.01 ％以下的S，0.05％以下的Al，11.0〜13.5％的Cr，0.01〜0.30％的Ni，0.10〜0.60％的Nb，0.03％以上且小于0.10％的N，超过0.0010％和0.0060％以下，余量为Fe和偶然杂质，淬火后的钢板在洛氏硬度刻度C（HRC）下的硬度为32HRC〜40HRC。

3. 发明授权

US5314549A High strength and high toughness stainless steel sheet and method for producing thereof 失效
标题翻译：高强度高韧性不锈钢板及其制造方法
公开(公告)号：US5314549A
公开(公告)日：1994-05-24
申请号：US99171
申请日：1993-07-29
申请人： Hitoshi Misao , Katsuhisa Yamauchi , Tadashi Inoue , Tomoyoshi Okita
发明人： Hitoshi Misao , Katsuhisa Yamauchi , Tadashi Inoue , Tomoyoshi Okita
IPC分类号： C21D8/02 , C22C38/40 , C21D8/00
CPC分类号： C22C38/40 , C21D8/0205
摘要： A stainless steel sheet essentially consisting of: 0.01 to 0.2 wt. % C, 0.1 to 2 wt. % Si, 0.1 to 2 wt. % Mn, 4 to 11 wt. % Ni, 13 to 20 wt. % Cr, 0.01 to 0.2 wt. % N, 0.0005 to 0.0025 wt. % sol.Al, 0.002 to 0.01 wt. % O, 0.009 wt. % or less S, and the balance being Fe and inevitable impurities; the sheet containing 40 to 90% martensite; and the steel sheet having a 1400 N/mm.sup.2 or more tensile stress when a tensile strain is 1.0%. The invention also provides a method for producing a stainless steel sheet comprising the steps of: applying to the steel sheet a process of first cold rolling (CR.sub.1)--first intermediate annealing--second cold rolling (CR.sub.2)--second intermediate annealing--third cold rolling (CR.sub.3)--the final annealing--fourth cold rolling (CR.sub.4)--low temperature heat treatment; the first-, second- and third cold reduction ratio being 30% to 60%; the annealing temperatures in the first-, second- and final annealing being in the range of 950.degree. C. to 1100.degree. C.; the fourth cold reduction ratio being 66% to 76%; and the low temperature heat treatment ranging 300.degree. C. to 600.degree. C. for a period of 0.1 sec to 300 sec.
摘要翻译：不锈钢板基本上由以下组成：0.01〜0.2重量％％C，0.1〜2重量％％Si，0.1〜2重量％％Mn，4〜11wt。％Ni，13〜20wt。％Cr，0.01〜0.2wt。％N，0.0005〜0.0025wt。％sol.Al，0.002〜0.01wt。％O，0.009wt。％以下S，余量为Fe和不可避免的杂质; 该片材含有40〜90％的马氏体; 当拉伸应变为1.0％时，钢板的拉伸应力为1400N / mm 2以上。本发明还提供一种不锈钢板的制造方法，其特征在于，包括以下步骤：向钢板施加第一冷轧（CR1） - 第一中间退火 - 第二次冷轧（CR2） - 第二中间退火 - 第三次冷轧（CR3） - 最终退火 - 第四次冷轧（CR4） - 低温热处理; 第一，第二和第三冷压比为30％至60％; 在第一，第二和最终退火中的退火温度在950℃至1100℃的范围内。第四次冷压比为66％至76％; 在300〜600℃的低温热处理中，时间为0.1秒〜300秒。

4. 发明授权

US5407493A Stainless steel sheet and method for producing thereof 失效
标题翻译：不锈钢板及其制造方法
公开(公告)号：US5407493A
公开(公告)日：1995-04-18
申请号：US189504
申请日：1994-01-31
申请人： Katsuhisa Yamauchi , Hitoshi Misao , Tadashi Inoue , Tomoyoshi Okita
发明人： Katsuhisa Yamauchi , Hitoshi Misao , Tadashi Inoue , Tomoyoshi Okita
IPC分类号： C21D8/02 , C21D9/22 , C21D9/24 , C22C38/40 , C22C38/10
CPC分类号： C21D8/0205 , C22C38/40 , C21D9/22 , C21D9/24
摘要： A fracture resistant stainless steel sheet comprises: non-metallic inclusions of Al.sub.2 O.sub.3, MnO, and SiO.sub.2 which inevitably exist in stainless steel; the non-metallic inclusions having a composition situated in a region defined by nine points in a phase diagram of a 3-component system of "Al.sub.2 O.sub.3 -MnO-SiO.sub.2 "; the stainless steel sheet having an 1.0% on-set stress of at least 1520 N/mm.sup.2 (155 kgf/mm.sup.2); the stainless steel sheet having an anisotropic difference of 1.0% on-set stress of 196 N/mm.sup.2 (20 kgf/mm.sup.2) or less; and the stainless steel sheet having a punch test work load of at least 25 kgf.multidot.mm or more.A method for producing a high fracture resistant stainless steel sheet comprises the steps of: preparing a stainless steel strip; applying to the stainless steel strip a process of annealing--pickling --first cold rolling (CR.sub.1)--first intermediate annealing--second cold rolling (CR.sub.2)--second intermediate annealing--third cold rolling (CR.sub.3)--final annealing--fourth cold rolling (CR.sub.4)--low temperature heat treatment.
摘要翻译：耐断裂不锈钢板包括不锈钢中不可避免地存在的Al2O3，MnO和SiO2的非金属夹杂物; 在“Al 2 O 3 -MnO-SiO 2”的3组分体系的相图中具有位于由9个点限定的区域中的组成的非金属夹杂物; 不锈钢板具有至少1520N / mm 2（155kgf / mm 2）的1.0％的设定应力; 各向异性差为1.0N / mm2（20kgf / mm2）以上的不均匀性的不锈钢板，并且所述不锈钢板具有至少25kgfxmm以上的冲压试验工作载荷。高耐断裂不锈钢板的制造方法包括以下工序：制作不锈钢带; 向不锈钢带施加退火 - 酸洗 - 第一次冷轧（CR1） - 第一中间退火 - 第二次冷轧（CR2） - 第二次中间退火 - 第三次冷轧（CR3） - 最终退火 - 第四次冷轧（CR4）） - 低温热处理。

5. 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。

6. 发明申请

US20120125724A1 STEEL SHEET FOR BRAKE DISC, AND BRAKE DISC 有权
标题翻译：制动盘，刹车盘钢板
公开(公告)号：US20120125724A1
公开(公告)日：2012-05-24
申请号：US13375518
申请日：2010-05-31
申请人： Katsuhisa Yamauchi , Mitsuyuki Fujisawa , Yasushi Kato , Hiroki Ota , Hideya Furusawa , Takumi Ujiro
发明人： Katsuhisa Yamauchi , Mitsuyuki Fujisawa , Yasushi Kato , Hiroki Ota , Hideya Furusawa , Takumi Ujiro
IPC分类号： F16D65/12 , C22C38/58 , C22C38/42 , C22C38/54 , C22C38/46 , C22C38/44 , C22C38/50 , C22C38/48 , C22C38/52
CPC分类号： C22C38/02 , C21D6/002 , C21D9/0068 , C21D9/46 , C22C38/001 , C22C38/04 , C22C38/06 , C22C38/48 , C22C38/54 , C22C38/58 , F16D65/125 , F16D2200/0004 , F16D2200/0017
摘要： A steel sheet for a brake disc contains, on a mass percent basis, 0.02% or more and less than 0.10% C, 0.6% or less Si, more than 0.5% and 2.0% or less Mn, 0.06% or less P, 0.01% or less S, 0.05% or less Al, 11.0% to 13.5% Cr, 0.01% to 0.30% Ni, 0.10% to 0.60% Nb, 0.03% or more and less than 0.10% N, more than 0.0010% and 0.0060% or less B, and the balance being Fe and incidental impurities, and the steel sheet after quenching has a hardness of 32 HRC to 40 HRC on a Rockwell hardness scale C (HRC).
摘要翻译：制动盘用钢板以质量％计含有0.02％以上且小于0.10％的C，0.6％以下的Si，大于0.5％，2.0％以下的Mn，0.06％以下的P，0.01 ％以下的S，0.05％以下的Al，11.0〜13.5％的Cr，0.01〜0.30％的Ni，0.10〜0.60％的Nb，0.03％以上且小于0.10％的N，超过0.0010％和0.0060％以下，余量为Fe和偶然杂质，淬火后的钢板在洛氏硬度刻度C（HRC）下的硬度为32HRC〜40HRC。

7. 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。

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