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1. 发明授权

US06248193B1 Process for producing an aluminum alloy sheet 有权
标题翻译：铝合金板的制造方法
公开(公告)号：US06248193B1
公开(公告)日：2001-06-19
申请号：US09508172
申请日：2000-05-12
申请人： Pizhi Zhao , Takeshi Moriyama , Noboru Hayashi , Kunihiro Yasunaga , Paul Wycliffe , David James Lloyd
发明人： Pizhi Zhao , Takeshi Moriyama , Noboru Hayashi , Kunihiro Yasunaga , Paul Wycliffe , David James Lloyd
IPC分类号： C22F104
CPC分类号： C22F1/047
摘要： A continuously cast and rolled sheet of an aluminum alloy having Mg in a content of 3 to 6% by weight is annealed, followed by strain correction, heat and hold treatment at a given temperature between 240° C. and 340° C. for one hour or more, and slowly cooling treatment, to thereby provide an aluminum alloy sheet having enhanced resistance to stress corrosion cracking and improved shape fixability. The slowly cooling treatment is carried out at a cooling rate chosen from a preset cooling zone corresponding to a present temperature zone S defined in obliquely lined surround form in the accompanying drawing.
摘要翻译：将具有3〜6重量％的Mg的铝合金的连续铸造和轧制板退火，然后在240℃〜340℃的给定温度下进行应变校正，热处理和保持处理，一个小时以上，缓慢冷却处理，从而提供具有增强的耐应力腐蚀开裂性和改善的形状固定性的铝合金板。缓慢冷却处理以选自对应于在附图中以倾斜排列的环绕形式限定的当前温度区域S的预设冷却区域中的冷却速率进行。

2. 发明授权

US06369347B1 Aluminum alloy sheet for spot welding 失效
标题翻译：铝合金板材点焊
公开(公告)号：US06369347B1
公开(公告)日：2002-04-09
申请号：US09508174
申请日：2000-05-11
申请人： Pizhi Zhao , Takeshi Moriyama , Noboru Hayashi , Kunihiro Yasunaga , Paul Wycliffe , David James Lloyd
发明人： Pizhi Zhao , Takeshi Moriyama , Noboru Hayashi , Kunihiro Yasunaga , Paul Wycliffe , David James Lloyd
IPC分类号： B23K1116
CPC分类号： C22C21/06
摘要： An aluminum alloy sheet for automotive use is provided which comprises a starting aluminum alloy sheet which has an alloy composition containing from 2 to 6% by weight of Mg, 0.15 to 1.0% by weight of Fe and from 0.03 to 2.0% by weight Mn, and a surface layer disposed over one surface of the starting alloy sheet to be pressed against electrodes for use in welding, the surface layer containing a particulate intermetallic compound has a particle diameter of 0.5 &mgr;m or more and a density of 4,000 pieces of particles per one mm2 or more. The product alloy sheet ensure least deformation of an electrode and stable weldability by means of continuous resistance spot welding.
摘要翻译：本发明提供一种汽车用铝合金板材，其具有含有2〜6重量％的Mg，0.15〜1.0重量％的Fe和0.03〜2.0重量％的Mn的合金组成的起始铝合金板，以及设置在起始合金板的一个表面上以被压靠在用于焊接的电极上的表面层，含有颗粒状金属间化合物的表面层的粒径为0.5μm以上，密度为4,000个颗粒 mm2以上。产品合金板通过连续电阻点焊确保电极的最小变形和稳定的焊接性。

3. 发明授权

US08691031B2 Aluminum alloy sheet and method for manufacturing the same 有权
标题翻译：铝合金板及其制造方法
公开(公告)号：US08691031B2
公开(公告)日：2014-04-08
申请号：US13489709
申请日：2012-06-06
申请人： Pizhi Zhao , Toshiya Anami , Ichiro Okamoto , Hitoshi Kazama , Kunihiro Yasunaga , Noboru Hayashi , Kevin Gatenby , Simon Barker , Edward Luce
发明人： Pizhi Zhao , Toshiya Anami , Ichiro Okamoto , Hitoshi Kazama , Kunihiro Yasunaga , Noboru Hayashi , Kevin Gatenby , Simon Barker , Edward Luce
IPC分类号： C22F1/043 , C22F1/047
CPC分类号： C22F1/05 , C22C21/02 , C22C21/06 , C22C21/08
摘要： An aluminum alloy sheet is manufactured by preparing a slab having a thickness of 5 to 15 mm with a continuous casting machine by a continuous casting process using molten alloy containing 0.40% to 0.65% of Mg, 0.50% to 0.75% of Si, 0.05% to 0.20% of Cr, and 0.10% to 0.40% of Fe, a remainder being Al; winding the slab into a coil; cold-rolling the slab into a sheet; subjecting the sheet to solution heat treatment in such a manner that the sheet is heated to a temperature of 530° C. to 560° C. at a heating rate of 10° C./sec or more and then maintained at the temperature for five seconds or more; quenching the sheet with water; coiling up the sheet; maintaining the sheet at a temperature of 60° C. to 110° C. for 3 to 12 hours; and then cooling the sheet to room temperature.
摘要翻译：通过使用含有0.40-0.65％的Mg，0.50％至0.75％的Si，0.05％的Mg的熔融合金，通过连续铸造法，通过连续铸造机制备厚度为5至15mm的板坯来制造铝合金板，至0.20％的Cr和0.10％至0.40％的Fe，余量为Al; 将板坯卷绕成线圈; 将板坯冷轧成片材; 以片材以10℃/秒或更高的加热速率将片材加热至530℃至560℃的温度，然后将其保持在5℃的温度下对片材进行固溶热处理秒或以上; 用水淬火; 卷起片材; 将片材保持在60℃至110℃的温度下3至12小时; 然后将该片冷却至室温。

4. 发明申请

US20090007994A1 Aluminum Alloy Sheet and Method for Manufacturing the Same 有权
标题翻译：铝合金板及其制造方法
公开(公告)号：US20090007994A1
公开(公告)日：2009-01-08
申请号：US11572832
申请日：2004-07-30
申请人： Pizhi Zhao , Toshiya Anami , Ichiro Okamoto , Hitoshi Kazama , Kunihiro Yasunaga , Noboru Hayashi , Kevin Gatenby , Mark Gallerneault , Simon Barker
发明人： Pizhi Zhao , Toshiya Anami , Ichiro Okamoto , Hitoshi Kazama , Kunihiro Yasunaga , Noboru Hayashi , Kevin Gatenby , Mark Gallerneault , Simon Barker
IPC分类号： C22F1/047 , C22C21/08
CPC分类号： C22C1/06 , B22D11/003 , B22D11/0605 , C22C21/06 , C22F1/047
摘要： An aluminum alloy sheet having excellent press formability and stress corrosion cracking resistance, comprises 3.3 to 3.6 percent by weight of Mg and 0.1 to 0.2 percent by weight of Mn, furthermore, 0.05 to 0.3 percent by weight of Fe and 0.05 to 0.15 percent by weight of Si, and the remainder comprises Al and incidental impurities, wherein the sizes of intermetallic compounds is 5 μm or less, the recrystallized grain size is 15 μm or less in the region at a depth of 10 to 30 μm below the sheet surface, and the surface roughness is Ra 0.2 to 0.7 μm.
摘要翻译：具有优异的压制成形性和耐应力腐蚀开裂性的铝合金板包含3.3〜3.6重量％的Mg和0.1〜0.2重量％的Mn，进而，含有0.05〜0.3重量％的Fe和0.05〜0.15重量％的Si，其余为Al和杂质，其中金属间化合物的尺寸为5μm以下，在片材表面下方的10〜30μm深度的区域的再结晶粒径为15μm以下，表面粗糙度为Ra 0.2〜0.7μm。

5. 发明授权

US08425698B2 Aluminum alloy sheet and method for manufacturing the same 有权
标题翻译：铝合金板及其制造方法
公开(公告)号：US08425698B2
公开(公告)日：2013-04-23
申请号：US11572832
申请日：2004-07-30
申请人： Pizhi Zhao , Toshiya Anami , Ichiro Okamoto , Hitoshi Kazama , Kunihiro Yasunaga , Noboru Hayashi , Kevin Gatenby , Mark Gallerneault , Simon Barker
发明人： Pizhi Zhao , Toshiya Anami , Ichiro Okamoto , Hitoshi Kazama , Kunihiro Yasunaga , Noboru Hayashi , Kevin Gatenby , Mark Gallerneault , Simon Barker
IPC分类号： C22F1/047
CPC分类号： C22C1/06 , B22D11/003 , B22D11/0605 , C22C21/06 , C22F1/047
摘要： An aluminum alloy sheet having excellent press formability and stress corrosion cracking resistance, comprises 3.3 to 3.6 percent by weight of Mg and 0.1 to 0.2 percent by weight of Mn, furthermore, 0.05 to 0.3 percent by weight of Fe and 0.05 to 0.15 percent by weight of Si, and the remainder comprises Al and incidental impurities, wherein the sizes of intermetallic compounds is 5 μm or less, the recrystallized grain size is 15 μm or less in the region at a depth of 10 to 30 μm below the sheet surface, and the surface roughness is Ra 0.2 to 0.7 μm.
摘要翻译：具有优异的压制成形性和耐应力腐蚀开裂性的铝合金板包含3.3〜3.6重量％的Mg和0.1〜0.2重量％的Mn，进而，含有0.05〜0.3重量％的Fe和0.05〜0.15重量％的Si，其余为Al和杂质，其中金属间化合物的尺寸为5μm以下，在片材表面下方的10〜30μm深度的区域的再结晶粒径为15μm以下，表面粗糙度为Ra 0.2〜0.7μm。

6. 发明申请

US20090081072A1 ALUMINUM ALLOY SHEET AND METHOD FOR MANUFACTURING THE SAME 审中-公开
标题翻译：铝合金板及其制造方法
公开(公告)号：US20090081072A1
公开(公告)日：2009-03-26
申请号：US11914163
申请日：2005-05-25
申请人： Pizhi Zhao , Toshiya Anami , Ichiro Okamoto , Hitoshi Kazama , Kunihiro Yasunaga , Noboru Hayashi , Kevin Gatenby , Simon Barker , Edward Luce
发明人： Pizhi Zhao , Toshiya Anami , Ichiro Okamoto , Hitoshi Kazama , Kunihiro Yasunaga , Noboru Hayashi , Kevin Gatenby , Simon Barker , Edward Luce
IPC分类号： C22C21/16 , C22C21/08 , C22F1/043 , C22F1/047
CPC分类号： C22F1/05 , C22C21/02 , C22C21/06 , C22C21/08
摘要： An aluminum alloy sheet is manufactured by preparing a slab having a thickness of 5 to 15 mm with a continuous casting machine by a continuous casting process using molten alloy containing following components: 0.40% to 0.65% of Mg, 0.50% to 0.75% of Si, 0.05% to 0.20% of Cr, and 0.10% to 0.40% of Fe, remainder being Al, the components being essential elements, and optionally up to 0.15% Cu, 0.10% Ti; winding the slab into a coil; hot-rolling or directly coiling up the slab; cold-rolling the slab into a sheet; subjecting the sheet to solution heat treatment with a continuous annealing furnace; and then pre-aging the sheet. The aluminum alloy sheet has the same composition as the molten alloy, has a grain size of 10 to 25 μm, is superior in bake hardenability, bendability, and surface quality (orange peel), and can be manufactured with low cost.
摘要翻译：通过使用含有以下组分的熔融合金通过连续铸造法通过连续铸造机制备厚度为5至15mm的板坯来制造铝合金板：0.40％至0.65％的Mg，0.50％至0.75％的Si ，0.05〜0.20％的Cr，0.10〜0.40％的Fe，余量为Al，成分为必需元素，Cu为0.10％以下，Ti为0.10％以上。将板坯卷绕成线圈; 热轧或直接卷起板坯; 将板坯冷轧成片材; 用连续退火炉对片材进行固溶热处理; 然后预处理片材。铝合金板具有与熔融合金相同的组成，粒径为10〜25μm，烘烤淬透性，弯曲性，表面质量（桔皮）均优异，可以低成本地制造。

7. 发明申请

US20100307645A1 ALUMINUM ALLOY SHEET FOR MOTOR VEHICLE AND PROCESS FOR PRODUCING THE SAME 审中-公开
标题翻译：用于电动车辆的铝合金板及其制造方法
公开(公告)号：US20100307645A1
公开(公告)日：2010-12-09
申请号：US12746127
申请日：2008-02-06
申请人： Pizhi Zhao , Toshiya Anami , Kazumitsu Mizushima , Akira Goto , Hitoshi Kazama , Kunihiro Yasunaga
发明人： Pizhi Zhao , Toshiya Anami , Kazumitsu Mizushima , Akira Goto , Hitoshi Kazama , Kunihiro Yasunaga
IPC分类号： C22F1/04 , C22C21/00 , C22C21/06
CPC分类号： C22F1/047 , B21B1/22 , B21B3/00 , B21B27/005 , B21B2003/001 , B22D11/0605 , B22D11/124 , C22C21/06 , C22C21/08 , C22F1/04
摘要： An aluminum alloy sheet for motor vehicles is produced by casting a melt, containing 3.0-3.5 mass % Mg, 0.05-0.3 mass % Fe, 0.05-0.15 mass % Si, and less than 0.1 mass % Mn, a balance substantially being inevitable impurities and Al, into a slab having a thickness of 5 to 15 mm in a twin-belt caster so that cooling rate at ¼ depth of thickness of the slab is 20 to 200° C./sec; winding the cast thin slab into a coiled thin slab subjected to cold rolling with a roll having a surface roughness of 0.2 to 0.7 μm Ra at a cold rolling reduction of 50 to 98%; subjecting the cold rolled sheet to final annealing either continuously in a CAL at a holding temperature of 400 to 520° C. or in a batch annealing furnace at a holding temperature of 300 to 400° C.; and subjecting the resulting sheet to straightening with a leveler.
摘要翻译：通过铸造含有3.0〜3.5质量％的Mg，0.05〜0.3质量％的Fe，0.05〜0.15质量％的Si和小于0.1质量％的Mn的熔融物来制造机动车辆用铝合金板，其余基本上是不可避免的杂质和Al，在双带轮连铸机中成为厚度为5〜15mm的板坯，使得板坯厚度为1/4的冷却速度为20〜200℃/ sec; 将铸造的薄板坯以冷轧压下率为50〜98％，用表面粗糙度为0.2〜0.7μm的Ra进行冷轧的卷绕薄板坯; 在保持温度为400〜520℃的CAL中，或在300〜400℃的保持温度的分批式退火炉中对冷轧板进行最终退火，并使所得到的片材用矫直机矫直。

8. 发明授权

US5944923A Aluminum alloy sheet with excellent formability and method for manufacture thereof 失效
标题翻译：成形性优良的铝合金板及其制造方法
公开(公告)号：US5944923A
公开(公告)日：1999-08-31
申请号：US781267
申请日：1997-01-10
申请人： Noboru Hayashi , Kunihiro Yasunaga , Hideo Yoshida , Hidetoshi Uchida , Hideo Itoh
发明人： Noboru Hayashi , Kunihiro Yasunaga , Hideo Yoshida , Hidetoshi Uchida , Hideo Itoh
IPC分类号： C22F1/05 , C22C21/02 , C22F1/00 , C23C00/00
CPC分类号： C22C21/02 , C22F1/00 , C22F1/05
摘要： The invention provides an aluminum alloy sheet that has excellent formability, high coat-baking hardenability, and ensures a proof stress of 200 MPa or more after the coat-baking stage, and that gives favorable product surface quality after the forming stage and excellent corrosion resistance, and that is particularly suitable for external automobile body plates. The aluminum alloy sheet comprises: 0.9 to 1.3 wt. % of Si, 0.4 to 0.6 wt. % of Mg, 0.05 to 0.15 wt. % of Mn, 0.01 to 0.1 wt. % of Ti, with the remainder comprising Al and inevitable impurities, while limiting Fe as an impurity to 0.2 wt. % or less and Cu as an impurity to 0.1 wt. % or less; a coating film of a lubricant composition containing a water-dispersible polyurethane resin and a natural wax on the aluminum alloy sheet.
摘要翻译：本发明提供一种铝合金板，其成型性优异，涂层烘烤硬化性高，并且在涂层烘烤阶段之后确保了200MPa以上的耐力，并且在成形阶段后具有良好的产品表面质量和优异的耐腐蚀性，特别适用于外部汽车车身板。铝合金板包括：0.9〜1.3重量％ Si％，0.4〜0.6wt。％的Mg，0.05〜0.15wt。 Mn％，0.01〜0.1重量％％的Ti，剩余部分包含Al和不可避免的杂质，同时将Fe作为杂质限制在0.2wt。％以下，Cu为杂质至0.1重量％。％或更少; 在铝合金板上含有水分散性聚氨酯树脂和天然蜡的润滑剂组合物的涂膜。

9. 发明授权

US6110297A Aluminum alloy sheet with excellent formability and method for manufacture thereof 有权
标题翻译：成形性优良的铝合金板及其制造方法
公开(公告)号：US6110297A
公开(公告)日：2000-08-29
申请号：US317651
申请日：1999-05-24
申请人： Noboru Hayashi , Kunihiro Yasunaga , Hiden Yoshida , Hidetoshi Uchida , Hideo Itoh
发明人： Noboru Hayashi , Kunihiro Yasunaga , Hiden Yoshida , Hidetoshi Uchida , Hideo Itoh
IPC分类号： C23C22/00
CPC分类号： C10M173/02 , C22C21/00 , C22C21/02 , C22F1/00 , C22F1/04 , C22F1/05 , C10M2205/14 , C10M2205/18 , C10M2213/00 , C10M2217/045 , C10M2217/0453 , C10M2229/02 , C10N2220/082 , C10N2250/08 , C10N2250/121
摘要： The invention provides an aluminum alloy sheet that has excellent formability, high coat-baking hardenability, excellent corrosion resistance, and is particularly suitable for external automobile body plates. The aluminum alloy sheet comprises: 0.9 to 1.3 wt. % of Si, 0.4 to 0.6 wt. % of Mg, 0.05 to 0.15 wt. % of Mn, 0.01 to 0.1 wt. % of Ti, with the remainder comprising Al and inevitable impurities, while limiting Fe as an impurity to 0.2 wt. % or less and Cu as an impurity to 0.1 wt. % or less. The aluminum homogenizing an aluminum ingot with the above-described composition; cooling the homogenized ingot to a temperature of 450.degree. C. or below to begin hot-rolling; finishing hot-rolling in a temperature range from 250 to 350.degree. C.; applying intermediate annealing to the hot-rolled plate; conducting cold-rolling at a draft of 70% or more; applying a solid solution treatment followed by quenching the alloy sheet and holding it at 530.degree. C. or above for 60 sec. or less; forming a chromate film onto the quenched alloy sheet; forming a film of a lubricant containing a water-dispersible polyurethane resin and a natural wax onto the chromate film; then applying a heat treatment to the coated alloy sheet in a temperature range of from 200 to 240.degree. C. for 60 sec. or less.
摘要翻译：本发明提供一种铝合金板，其具有优异的成形性，高涂层烧结淬透性，优异的耐腐蚀性，特别适用于外部汽车车身板。铝合金板包括：0.9〜1.3重量％ Si％，0.4〜0.6wt。％的Mg，0.05〜0.15wt。 Mn％，0.01〜0.1重量％％的Ti，剩余部分包含Al和不可避免的杂质，同时将Fe作为杂质限制在0.2wt。％以下，Cu为杂质至0.1重量％。％或更少。铝均匀化具有上述组成的铝锭; 将均质锭冷却至450℃以下的温度，开始热轧; 在250〜350℃的温度范围内进行热轧。对热轧板进行中间退火; 以70％以上的吃水进行冷轧; 进行固溶处理，然后淬火合金板并将其保持在530℃以上60秒。或更少; 在淬火的合金板上形成铬酸盐膜; 在铬酸盐膜上形成含有水分散性聚氨酯树脂和天然蜡的润滑剂膜; 然后在200〜240℃的温度范围内对涂布的合金板进行热处理60秒。或更少。

10. 发明申请

US20060035106A1 Aluminum alloy sheet for high-speed high-temperature blow forming 审中-公开
标题翻译：铝合金板用于高速高温吹塑成型
公开(公告)号：US20060035106A1
公开(公告)日：2006-02-16
申请号：US11195148
申请日：2005-08-02
申请人： Osamu Noguchi , Toshiyasu Ukena , Hitoshi Kazama , Kunihiro Yasunaga , Osamu Yokoyama , Keiichiro Nakao
发明人： Osamu Noguchi , Toshiyasu Ukena , Hitoshi Kazama , Kunihiro Yasunaga , Osamu Yokoyama , Keiichiro Nakao
IPC分类号： B32B15/01
CPC分类号： C22C21/08 , Y10T428/12736
摘要： An aluminum alloy sheet for high-speed high-temperature blow forming has an aluminum alloy containing 4 to 5% of Mg, 0.35 to 0.5% of Mn and 0.001 to 0.05% of Cr, 0.6% or less of Si+Fe, 0.15% or less of Cu, and the balance being substantially Al. The aluminum alloy sheet has an elongation of 150% or more in a high-temperature tensile test at 400 to 550° C. and at a strain rate of 10−2/second or more, has a cavitation area percentage of 2% or less at the time of 100% tensile deformation, and is free from any abnormally grown grains of 100 microns or more. A formed piece of the aluminum alloy sheet also has a cavitation area percentage of 2% or less when blow-formed at 400 to 550° C. and at a reduction in sheet thickness of 65% or less, and is free from any abnormally grown grains of 100 microns or more.
摘要翻译：用于高速高温吹塑的铝合金板具有含有4〜5％的Mg，0.35〜0.5％的Mn和0.001〜0.05％的Cr，0.6％以下的Si + Fe，0.15％以下的Cu，余量基本上为Al。铝合金板在400〜550℃的高温拉伸试验和10 -2 /秒以上的应变速率下的伸长率为150％以上具有空化在100％拉伸变形时的面积百分比为2％以下，并且没有任何异常生长的100微米或更大的晶粒。当在400〜550℃吹塑时，铝合金板的成形片也具有2％以下的空化面积百分比，板厚减小65％以下，无任何异常生长 100微米以上的颗粒。

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