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公开(公告)号：US20120037281A1
公开(公告)日：2012-02-16
申请号：US13147304
申请日：2010-02-02
CPC分类号： C23C2/40 , C21D6/00 , C21D9/46 , C21D2211/005 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14 , C22C38/18 , C22C38/22 , C22C38/28 , C22C38/32 , C23C2/02 , C23C2/06 , C23C2/28 , Y10T428/12799 , Y10T428/12972
摘要： The high strength galvanized steel sheet contains C: more than 0.015% and lower than 0.100%, Si: 0.3% or lower, Mn: lower than 1.90%, P: 0.015% or more and 0.05% or lower, S: 0.03% or lower, sol.Al: 0.01% or more and 0.5% or lower, N: 0.005% or lower, Cr: lower than 0.30%, B: 0.0003% or more and 0.005% or lower, and Ti: lower than 0.014% in terms of mass %, and satisfies 2.2≦[Mneq]≦3.1 and 0.42≦8[% P]+150B*≦0.73. The steel microstructure contains ferrite and a second phase, in which the second phase area ratio is 3 to 15%, the ratio of the area ratio of martensite and retained γ to the second phase area ratio is more than 70%, and 50% or more of the area ratio of the second phase exists in the grain boundary triple point.
摘要翻译： 高强度镀锌钢板含有C：大于0.015％且低于0.100％，Si：0.3％以下，Mn：低于1.90％，P：0.015％以上0.05％以下，S：0.03％以下 较低，sol.Al：0.01％以上且0.5％以下，N：0.005％以下，Cr：0.30以下，B：0.0003％以上且0.005％以下，Ti：低于0.014％ 质量％，满足2.2＆nlE; [Mneq]＆nlE; 3.1和0.42＆nlE; 8 [％P] + 150B *＆nlE; 0.73。 钢微结构含有铁素体和第二相，其中第二相面积比为3〜15％，马氏体与残留γ的面积比与第二相面积比的比例为70％以上，50％以下 在晶界三点存在更多的第二相面积比。
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公开(公告)号：US09255318B2
公开(公告)日：2016-02-09
申请号：US13380371
申请日：2010-06-25
申请人： Yoshihiko Ono , Kenji Takahashi , Kaneharu Okuda , Shoichiro Taira , Michitaka Sakurai , Yusuke Fushiwaki
发明人： Yoshihiko Ono , Kenji Takahashi , Kaneharu Okuda , Shoichiro Taira , Michitaka Sakurai , Yusuke Fushiwaki
IPC分类号： C22C38/04 , C23C2/02 , C21D9/46 , C22C38/00 , C22C38/02 , C22C38/06 , C22C38/22 , C22C38/32 , C22C38/38 , C23C2/06 , C23C2/28
CPC分类号： C23C2/02 , C21D9/46 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/22 , C22C38/32 , C22C38/38 , C23C2/06 , C23C2/28
摘要： A high-strength galvanized steel sheet has a low YP, good stretch flangeability, and excellent corrosion resistance and contains, on a percent by mass basis, more than 0.015% to less than 0.10% of C, 0.5% or less of Si, 1.0% to 1.9% of Mn, 0.015% to 0.050% of P, 0.03% or less of S, 0.01% to 0.5% of sol. Al, 0.005% or less of N, less than 0.40% of Cr, 0.005% or less of B, less than 0.15% of Mo, 0.4% or less of V, and less than 0.020% of Ti, in which 2.2≦[Mneq]≦3.1 and [% Mn]+3.3[% Mo]≦1.9, and [% Mn]+3.3[% Mo])/(1.3[% Cr]+8[% P]+150B*)
摘要翻译： 高强度镀锌钢板具有低YP，良好的拉伸凸缘性和优异的耐腐蚀性，并且以质量％计含有C：0.015以上且小于0.10％的C，0.5％以下的Si，1.0 Mn的1.9％以下，P：0.015〜0.050％，S：0.03％以下，溶胶的0.01〜0.5％。 Al，0.005％以下的N，小于0.40％的Cr，0.005％以下的B，小于0.15％的Mo，0.4％以下的V和小于0.020％的Ti，其中2.2和nlE; [Mneq]＆nlE; 3.1和[％Mn] +3.3 [％Mo]＆nlE; 1.9和[％Mn] +3.3 [％Mo]）/（1.3 [％Cr] +8 [％P] + 150B * <3.5满意。
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公开(公告)号：US20150047751A1
公开(公告)日：2015-02-19
申请号：US14345052
申请日：2011-09-28
IPC分类号： C21D8/02 , C22C38/60 , C22C38/58 , C22C38/54 , C22C38/50 , C22C38/42 , C22C38/38 , C22C38/32 , C22C38/28 , C22C38/26 , C22C38/24 , C22C38/22 , C22C38/06 , C22C38/02 , C22C38/00 , C21D11/00
CPC分类号： C21D8/0263 , B32B15/013 , C21D8/0226 , C21D8/0236 , C21D8/0273 , C21D8/0284 , C21D11/00 , C21D2211/003 , C21D2211/005 , C21D2211/008 , C22C18/00 , C22C18/04 , C22C38/001 , C22C38/002 , C22C38/005 , C22C38/008 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/28 , C22C38/32 , C22C38/38 , C22C38/42 , C22C38/50 , C22C38/54 , C22C38/58 , C22C38/60 , C23C2/06 , C23C2/28 , C23C2/40
摘要： A high strength steel sheet is formed of steel having the composition containing by mass % over 0.015% and less than 0.100% C, less than 0.50% Si, over 1.0% and less than 2.0% Mn, 0.05% or less P, 0.03% or less S, 0.01% or more and 0.3% or less sol. Al, 0.005% or less N, less than 0.35% Cr, 0.0010% or more and 0.0050% or less B, less than 0.15% Mo, less than 0.030% Ti, and iron and unavoidable impurities as a balance, wherein the steel satisfies 2.1≦[Mneq]≦3.1, the microstructure of the steel includes a ferrite and a second phase, a volume fraction of the second phase is set to 2.0 to 12.0%, a total ratio of a volume fraction of martensite and a volume fraction of retained γ to the volume fraction of second phase is 60% or more, and the number of carbides which are present within ferrite particles, have an aspect ratio of 3.0 or less and have a diameter of 0.25 to 0.90 μm is set to 10000 pieces/mm2 or less.
摘要翻译： 高强度钢板由具有质量％以上且0.0％以上且小于0.100％C，小于0.50％Si，超过1.0％且小于2.0％Mn，0.05％以下P，0.03％ 或更小的S，0.01％以上且0.3％以下的溶胶。 Al，0.005％以下的N，小于0.35％的Cr，0.0010％以上且0.0050％以下的B，小于0.15％的Mo，小于0.030％的Ti，铁和不可避免的杂质作为平衡，其中钢满足 2.1＆nlE; [Mneq]＆nlE; 3.1，钢的微结构包括铁素体和第二相，第二相的体积分数设定为2.0〜12.0％，马氏体的体积分率与体积比 残留γ与第二相体积分数的分数为60％以上，铁素体粒子内存在的碳化物的数量为3.0以下，直径为0.25〜0.90μm的长径比设定为10000 件/ mm2以下。
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公开(公告)号：US08636852B2
公开(公告)日：2014-01-28
申请号：US13147304
申请日：2010-02-02
CPC分类号： C23C2/40 , C21D6/00 , C21D9/46 , C21D2211/005 , C21D2211/008 , C22C38/001 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14 , C22C38/18 , C22C38/22 , C22C38/28 , C22C38/32 , C23C2/02 , C23C2/06 , C23C2/28 , Y10T428/12799 , Y10T428/12972
摘要： The high strength galvanized steel sheet contains C: more than 0.015% and lower than 0.100%, Si: 0.3% or lower, Mn: lower than 1.90%, P: 0.015% or more and 0.05% or lower, S: 0.03% or lower, sol.Al: 0.01% or more and 0.5% or lower, N: 0.005% or lower, Cr: lower than 0.30%, B: 0.0003% or more and 0.005% or lower, and Ti: lower than 0.014% in terms of mass %, and satisfies 2.2≦[Mneq]≦3.1 and 0.42≦8[% P]+150B*≦0.73. The steel microstructure contains ferrite and a second phase, in which the second phase area ratio is 3 to 15%, the ratio of the area ratio of martensite and retained γ to the second phase area ratio is more than 70%, and 50% or more of the area ratio of the second phase exists in the grain boundary triple point.
摘要翻译： 高强度镀锌钢板含有C：大于0.015％且低于0.100％，Si：0.3％以下，Mn：低于1.90％，P：0.015％以上0.05％以下，S：0.03％以下 较低，sol.Al：0.01％以上且0.5％以下，N：0.005％以下，Cr：0.30以下，B：0.0003％以上且0.005％以下，Ti：低于0.014％ 质量％，满足2.2 @ [Mneq] @ 3.1和0.42@8 [％P] +150B*@0.73。 钢组织中含有铁素体和第二相，其中第二相面积比为3〜15％，马氏体与残留γ的面积比与第二相面积比的比例为70％以上，50％以上 在晶界三点存在更多的第二相面积比。
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5.发明申请HIGH STRENGTH GALVANIZED STEEL SHEET HAVING EXCELLENT UNIFORM ELONGATION AND ZINC COATABILITY AND METHOD FOR MANUFACTURING THE SAME 有权具有优异的均匀伸长率和ZINC可热性的高强度钢化板及其制造方法公开(公告)号：US20130295410A1
公开(公告)日：2013-11-07
申请号：US13884781
申请日：2011-11-10
申请人： Kenji Takahashi , Kaneharu Okuda , Yoshihiko Ono
发明人： Kenji Takahashi , Kaneharu Okuda , Yoshihiko Ono
CPC分类号： C22C38/00 , B32B15/013 , B32B15/18 , C21D8/0226 , C21D8/0236 , C21D9/46 , C21D2211/001 , C21D2211/005 , C21D2211/008 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/18 , C23C2/02 , C23C2/06 , C23C2/28 , C23C30/005 , Y10T428/12799 , Y10T428/12972
摘要： A high strength galvanized steel sheet is provided comprising steel containing C: 0.06% or more and 0.20% or less, Si: less than 0.50%, Mn: 0.5% or more and less than 2.0%, P: 0.05% or less, S: 0.02% or less, Al: 0.60% or more and 2.00% or less, N: less than 0.004%, Cr: 0.10% or more and 0.40% or less and B: 0.003% or less, satisfying the relationships 0.8≦Mneq≦2.0 and Mneq+1.3[% Al]≧2.8, and a microstructure containing a ferrite phase and a second phase whose volume fraction is 15% or less, the second phase having a martensite phase whose volume fraction is 3% or more, a retained austenite phase whose volume fraction is 3% or more and a sum of the volume fractions of a pearlite phase and a bainite phase being equal to or less than the volume fraction of the martensite phase and the volume fraction of the retained austenite phase.
摘要翻译： 提供了一种高强度镀锌钢板，其包括含有C：0.06％以上且0.20％以下，Si：小于0.50％，Mn：0.5％以上且小于2.0％，P：0.05％以下的钢 ：0.02％以下，Al：0.60％以上且2.00％以下，N：小于0.004％，Cr：0.10％以上且0.40％以下，B：0.003％以下，满足0.8≤Mneq @ 2.0和Mneq + 1.3 [％Al]> = 2.8，以及含有铁素体相和体积分率为15％以下的第二相的微观结构，第二相具有体积分率为3％以上的马氏体相， 体积分数为3％以上的残留奥氏体相和珠光体相和贝氏体相的体积分率之和等于或小于马氏体相的体积分数和残留奥氏体相的体积分数。
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6.发明申请公开(公告)号：US20120180909A1
公开(公告)日：2012-07-19
申请号：US13387393
申请日：2010-07-27
申请人： Yoshihiko Ono , Kenji Takahashi , Kaneharu Okuda , Shoichiro Taira , Michitaka Sakurai , Yusuke Fushiwaki
发明人： Yoshihiko Ono , Kenji Takahashi , Kaneharu Okuda , Shoichiro Taira , Michitaka Sakurai , Yusuke Fushiwaki
CPC分类号： C21D8/0236 , C21D8/02 , C21D2211/005 , C21D2211/008 , C22C38/04 , C22C38/06 , C22C38/58
摘要： A multiphase steel sheet has a steel composition containing, in percent by mass, more than 0.015% to less than 0.100% of carbon, less than 0.40% of silicon, 1.0% to 1.9% of manganese, more than 0.015% to 0.05% of phosphorus, 0.03% or less of sulfur, 0.01% to 0.3% of soluble aluminum, 0.005% or less of nitrogen, less than 0.30% of chromium, 0.0050% or less of boron, less than 0.15% of molybdenum, 0.4% or less of vanadium, 0.02% or less of titanium, wherein [Mneq] is 2.0 to 2.8, the balance being iron and incidental impurities.
摘要翻译： 多相钢板具有以质量％计含有0.015％以上且小于0.100％的碳，小于0.40％的硅，1.0〜1.9％的锰，超过0.015％〜0.05％的钢， 磷，0.03％以下的硫，0.01〜0.3％的可溶性铝，0.005％以下的氮，少于0.30％的铬，0.0050％以下的硼，小于0.15％的钼，0.4％以下 的钒，0.02％以下的钛，其中[Mneq]为2.0〜2.8，余量为铁和杂质。
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公开(公告)号：US20120118439A1
公开(公告)日：2012-05-17
申请号：US13380371
申请日：2010-06-25
申请人： Yoshihiko Ono , Kenji Takahashi , Kaneharu Okuda , Shoichiro Taira , Michitaka Sakurai , Yusuke Fushiwaki
发明人： Yoshihiko Ono , Kenji Takahashi , Kaneharu Okuda , Shoichiro Taira , Michitaka Sakurai , Yusuke Fushiwaki
CPC分类号： C23C2/02 , C21D9/46 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/22 , C22C38/32 , C22C38/38 , C23C2/06 , C23C2/28
摘要： A high-strength galvanized steel sheet has a low YP, good stretch flangeability, and excellent corrosion resistance and contains, on a percent by mass basis, more than 0.015% to less than 0.10% of C, 0.5% or less of Si, 1.0% to 1.9% of Mn, 0.015% to 0.050% of P, 0.03% or less of S, 0.01% to 0.5% of sol. Al, 0.005% or less of N, less than 0.40% of Cr, 0.005% or less of B, less than 0.15% of Mo, 0.4% or less of V, and less than 0.020% of Ti, in which 2.2≦[Mneq]≦3.1 and [% Mn]+3.3[% Mo]≦1.9, and [% Mn]+3.3 [% Mo])/(1.3[% Cr]+8[% P]+150B*)
摘要翻译： 高强度镀锌钢板具有低YP，良好的拉伸凸缘性和优异的耐腐蚀性，并且以质量％计含有C：0.015％以上且小于0.10％的C，0.5％以下的Si，1.0 Mn的1.9％以下，P：0.015〜0.050％，S：0.03％以下，溶胶的0.01〜0.5％。 Al，0.005％以下的N，小于0.40％的Cr，0.005％以下的B，小于0.15％的Mo，0.4％以下的V和小于0.020％的Ti，其中2.2和nlE; [Mneq]＆nlE; 3.1和[％Mn] +3.3 [％Mo]＆nlE; 1.9和[％Mn] +3.3 [％Mo]）/（1.3 [％Cr] +8 [％P] + 150B * <3.5满意。
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公开(公告)号：US09816153B2
公开(公告)日：2017-11-14
申请号：US14345052
申请日：2011-09-28
IPC分类号： C21D8/02 , C22C38/38 , C22C38/00 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/22 , C22C38/28 , C22C38/32 , C21D11/00 , C22C38/24 , C22C38/26 , C22C38/42 , C22C38/50 , C22C38/54 , C22C38/58 , C22C38/60 , B32B15/01 , C22C18/00 , C22C18/04 , C23C2/06 , C23C2/28 , C23C2/40
CPC分类号： C21D8/0263 , B32B15/013 , C21D8/0226 , C21D8/0236 , C21D8/0273 , C21D8/0284 , C21D11/00 , C21D2211/003 , C21D2211/005 , C21D2211/008 , C22C18/00 , C22C18/04 , C22C38/001 , C22C38/002 , C22C38/005 , C22C38/008 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/28 , C22C38/32 , C22C38/38 , C22C38/42 , C22C38/50 , C22C38/54 , C22C38/58 , C22C38/60 , C23C2/06 , C23C2/28 , C23C2/40
摘要： A high strength steel sheet is formed of steel having the composition containing by mass % over 0.015% and less than 0.100% C, less than 0.50% Si, over 1.0% and less than 2.0% Mn, 0.05% or less P, 0.03% or less S, 0.01% or more and 0.3% or less sol. Al, 0.005% or less N, less than 0.35% Cr, 0.0010% or more and 0.0050% or less B, less than 0.15% Mo, less than 0.030% Ti, and iron and unavoidable impurities as a balance, wherein the steel satisfies 2.1≦[Mneq]≦3.1, the microstructure of the steel includes a ferrite and a second phase, a volume fraction of the second phase is set to 2.0 to 12.0%, a total ratio of a volume fraction of martensite and a volume fraction of retained γ to the volume fraction of second phase is 60% or more, and the number of carbides which are present within ferrite particles, have an aspect ratio of 3.0 or less and have a diameter of 0.25 to 0.90 μm is set to 10000 pieces/mm2 or less.
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9.发明授权公开(公告)号：US09039847B2
公开(公告)日：2015-05-26
申请号：US13387393
申请日：2010-07-27
申请人： Yoshihiko Ono , Kenji Takahashi , Kaneharu Okuda , Shoichiro Taira , Michitaka Sakurai , Yusuke Fushiwaki
发明人： Yoshihiko Ono , Kenji Takahashi , Kaneharu Okuda , Shoichiro Taira , Michitaka Sakurai , Yusuke Fushiwaki
CPC分类号： C21D8/0236 , C21D8/02 , C21D2211/005 , C21D2211/008 , C22C38/04 , C22C38/06 , C22C38/58
摘要： A multiphase steel sheet has a steel composition containing, in percent by mass, more than 0.015% to less than 0.100% of carbon, less than 0.40% of silicon, 1.0% to 1.9% of manganese, more than 0.015% to 0.05% of phosphorus, 0.03% or less of sulfur, 0.01% to 0.3% of soluble aluminum, 0.005% or less of nitrogen, less than 0.30% of chromium, 0.0050% or less of boron, less than 0.15% of molybdenum, 0.4% or less of vanadium, 0.02% or less of titanium, wherein [Mneq] is 2.0 to 2.8, the balance being iron and incidental impurities.
摘要翻译： 多相钢板具有以质量％计含有0.015％以上且小于0.100％的碳，小于0.40％的硅，1.0〜1.9％的锰，超过0.015％〜0.05％的钢， 磷，0.03％以下的硫，0.01〜0.3％的可溶性铝，0.005％以下的氮，少于0.30％的铬，0.0050％以下的硼，小于0.15％的钼，0.4％以下 的钒，0.02％以下的钛，其中[Mneq]为2.0〜2.8，余量为铁和杂质。
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10.发明授权High strength galvanized steel sheet having excellent uniform elongation and zinc coatability 有权高强度镀锌钢板具有优异的均匀伸长率和镀锌性公开(公告)号：US09028973B2
公开(公告)日：2015-05-12
申请号：US13884781
申请日：2011-11-10
申请人： Kenji Takahashi , Kaneharu Okuda , Yoshihiko Ono
发明人： Kenji Takahashi , Kaneharu Okuda , Yoshihiko Ono
IPC分类号： B32B15/04 , B32B15/18 , C22C38/00 , C23C2/02 , B32B15/01 , C23C30/00 , C21D8/02 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/18 , C23C2/06 , C23C2/28 , C21D9/46 , C21D9/52
CPC分类号： C22C38/00 , B32B15/013 , B32B15/18 , C21D8/0226 , C21D8/0236 , C21D9/46 , C21D2211/001 , C21D2211/005 , C21D2211/008 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/18 , C23C2/02 , C23C2/06 , C23C2/28 , C23C30/005 , Y10T428/12799 , Y10T428/12972
摘要： A high strength galvanized steel sheet is provided comprising steel containing C: 0.06% or more and 0.20% or less, Si: less than 0.50%, Mn: 0.5% or more and less than 2.0%, P: 0.05% or less, S: 0.02% or less, Al: 0.60% or more and 2.00% or less, N: less than 0.004%, Cr: 0.10% or more and 0.40% or less and B: 0.003% or less, satisfying the relationships 0.8≦Mneq≦2.0 and Mneq+1.3[% Al]≧2.8, and a microstructure containing a ferrite phase and a second phase whose volume fraction is 15% or less, the second phase having a martensite phase whose volume fraction is 3% or more, a retained austenite phase whose volume fraction is 3% or more and a sum of the volume fractions of a pearlite phase and a bainite phase being equal to or less than the volume fraction of the martensite phase and the volume fraction of the retained austenite phase.
摘要翻译： 提供了一种高强度镀锌钢板，其包括含有C：0.06％以上且0.20％以下，Si：小于0.50％，Mn：0.5％以上且小于2.0％，P：0.05％以下的钢，S ：0.02％以下，Al：0.60％以上且2.00％以下，N：小于0.004％，Cr：0.10％以上且0.40％以下，B：0.003％以下，满足0.8＆nlE的关系; Mneq＆nlE; 2.0和Mneq + 1.3 [％Al]≥2.8，以及含有体积分数为15％以下的铁素体相和第二相的微观结构，第二相具有体积分率为3％以上的马氏体相， 体积分数为3％以上的残留奥氏体相和珠光体相和贝氏体相的体积分率之和等于或小于马氏体相的体积分数和残留奥氏体相的体积分数。
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