Method of producing hardened aluminum alloy sheets having superior
thermal stability
    1.
    发明授权
    Method of producing hardened aluminum alloy sheets having superior thermal stability 失效
    生产具有超级热稳定性的硬化铝合金板材的方法

    公开(公告)号:US5240522A

    公开(公告)日:1993-08-31

    申请号:US858197

    申请日:1992-03-26

    IPC分类号: C22C21/06 C22F1/047

    CPC分类号: C22C21/06 C22F1/047

    摘要: The present invention provides a method of producing a hardened aluminum alloy sheet having superior thermal stability, the method comprising the steps of: homogenizing an ingot of an aluminum alloy consisting essentially of, in weight percentage, 3.0 to 6.0% Mg and 0.4 to 0.8% Mn, with the balance being Al and incidental impurities; hot rolling the homogenized ingot to a sheet; cold rolling the hot-rolled sheet at a rolling reduction of at least 20%; intermediate heat treating the cold-rolled sheet at 200.degree. to 250.degree. C. for one hour or more; and final cold rolling the intermediate heat-treated sheet at a reduction of at least 50%. In this process, the aluminum ingot may further contain from 0.05 to 0.4% Cu with or without 0.05 to 0.5% Si, 0.1 to 0.5% Fe, 0.01 to 0.05% Ti and 0.0001 to 0.0010% B. Further, the above homogenizing and hot rolling steps may be replaced by the steps of homogenizing, hot rolling to a sheet thickness of 2 to 6 mm, cold rolling and annealing for recrystallization.

    Method of producing hardened aluminum alloy sheets having superior
corrosion resistance
    2.
    发明授权
    Method of producing hardened aluminum alloy sheets having superior corrosion resistance 失效
    生产具有优越耐腐蚀性的硬化铝合金板材的方法

    公开(公告)号:US5062901A

    公开(公告)日:1991-11-05

    申请号:US524295

    申请日:1990-05-15

    IPC分类号: C22C21/06 C22F1/047

    CPC分类号: C22F1/047

    摘要: The present invention provides a method of producing a hardened aluminum alloy sheet comprising the steps of casting an aluminum alloy containing 4.0 to 6.0% Mg in a conventional including, homogenizing, hot rolling, cold rolling, intermediate annealing and stabilizing treatment, the improvement which comprises: the aluminum alloy is provided as an Al-Mg-Cu alloy containing, in addition to Mg, 0.05 to 0.50% Cu; and the Al-Mg-Cu alloy is subjected to a final intermediate annealing treatment comprising a heating to temperatures of 350.degree. to 500.degree. C. and rapid cooling to temperatures of 70.degree. C. or less at a cooling rate of 1.degree. C./sec or more and a finishing cold rolling with a reduction of at least 50%, followed by the stabilizing treatment, thereby providing a hardened aluminum alloy sheet having a superior corrosion resistance together with high levels of strength and formability. In the above production method, the finishing cold rolling with a reduction of at least 50% may be followed by coating and baking operations carried out under application of tension to the alloy.

    X-ray image intensifier
    3.
    发明授权
    X-ray image intensifier 失效
    X射线图像增强器

    公开(公告)号:US5359188A

    公开(公告)日:1994-10-25

    申请号:US40645

    申请日:1993-03-31

    IPC分类号: H01J29/86 H01J31/50 H01J40/14

    CPC分类号: H01J29/863 H01J31/501

    摘要: An X-ray image intensifier includes an envelope having an input window consisting of an aluminum alloy, and an input phosphor screen arranged in the envelope to oppose the input window, and including a substrate, an input phosphor layer formed on the substrate, and a photocathode formed on the input phosphor layer, wherein the aluminum alloy contains 3 to 6 wt % of Mg and 0.01 to 0.5 wt % of Zr. This aluminum alloy may further contain at least one metal element selected from the group consisting of 0.1 to 1 wt % of Mn, 0.01 to 0.5 wt % of Cr, 0.01 to 0.5 wt % of Sc, and 0.01 to 0.05 wt % of Ti.

    摘要翻译: X射线图像增强器包括具有由铝合金组成的输入窗口的外壳和布置在外壳中的与输入窗口相对的输入荧光屏,并且包括基板,形成在基板上的输入荧光体层,以及 形成在输入荧光体层上的光电阴极,其中铝合金含有3〜6重量%的Mg和0.01〜0.5重量%的Zr。 该铝合金还可以含有选自Mn:0.1〜1重量%,Cr:0.01〜0.5重量%,Sc:0.01〜0.5重量%,Ti:0.01〜0.05重量%的金属元素。

    Method of producing hardened aluminum alloy forming sheet having high
strength and superior corrosion resistance
    4.
    发明授权
    Method of producing hardened aluminum alloy forming sheet having high strength and superior corrosion resistance 失效
    制造具有高强度和优异的耐腐蚀性的硬化铝合金成形片的方法

    公开(公告)号:US4968356A

    公开(公告)日:1990-11-06

    申请号:US482306

    申请日:1990-02-20

    摘要: A method of producing a hardened aluminum alloy forming sheet having a high strength and a superior corrosion resistance, the method comprising the steps of (1) providing a melt having a composition consisting of, in weight percentage, 4.0 to 6.0% Mg, 0.05 to 0.50% Cu, 0.10 to 1.0% Mn, 0.01 to 0.05% Ti and the balance being aluminum and impurities; (2) cooling to solidify the melt; (3) hot rolling and cold rolling to form a rolled sheet; and (4) heat treating the rolled sheet by heating to a temperature of 150.degree. to 300.degree. C. at a heating rate of at least 5.degree. C./second, holding within five minutes at the temperature of 150.degree. to 300.degree. C. and cooling to a temperature of 70.degree. C. or less at a cooling rate of at least 30.degree. C./second. The melt may further contain 0.05 to 0.20% by weight Cr and the heat treatment of the step (4) may be carried out under tension after flattening said cold-rolled sheet by leveling at ordinary temperatures. The aluminum alloy sheet is especially suitable for use in manufacturing easy open can ends.

    摘要翻译: 一种制造具有高强度和优异的耐腐蚀性的硬化铝合金形成片材的方法,所述方法包括以下步骤:(1)提供一种熔体,其熔体组成由重量百分比组成,4.0%至6.0%的Mg,0.05至 0.50%Cu,0.10〜1.0%Mn,0.01〜0.05%Ti,余量为铝和杂质; (2)冷却固化熔体; (3)热轧冷轧以形成轧制板; 和(4)以150℃〜300℃的温度加热至150℃〜300℃的温度,以5℃/秒以上的加热速度进行热处理。 并以至少30℃/秒的冷却速度冷却至70℃以下的温度。 熔融物还可以含有0.05〜0.20重量%的Cr,并且可以在常压下平整所述冷轧板后使其在张力下进行热处理。 铝合金板材特别适用于制造易开罐罐头。

    Process for preparing hard tempered aluminum alloy sheet
    5.
    发明授权
    Process for preparing hard tempered aluminum alloy sheet 失效
    硬质铝合金板的制备方法

    公开(公告)号:US4284437A

    公开(公告)日:1981-08-18

    申请号:US105008

    申请日:1979-12-18

    CPC分类号: C22F1/047 C22F1/08

    摘要: A hard tempered aluminum alloy sheet useful for deep drawing is prepared by a process comprising the steps of hot rolling an ingot of aluminum alloy consisting essentially of 4.0 to 6.0 Mg wt. %, at least one component selected from the group consisting of 0.1 to 0.7 wt. % Mn, 0.01 to 0.05 wt. % Zr, 0.005 to 0.12 wt. % V and up to 0.05 wt. % Ti and the balance aluminum to a sheet not more than 2.5 mm thick, intermediate annealing the hot rolled alloy and final cold rolling the annealed alloy to effect a rolling reduction of less than 85%.In case the finishing temperature of the hot rolling is adjusted to a temperature of 300.degree. to 350.degree. C., the above intermediate annealing can be omitted.

    摘要翻译: 用于深拉伸的硬质回火铝合金板通过包括以下步骤的方法制备,所述方法包括以下步骤:将基本上由4.0至6.0重量% %,选自0.1至0.7重量%的至少一种组分。 %Mn,0.01〜0.05重量% %Zr,0.005〜0.12重量% %V和高达0.05wt。 %Ti,余量为铝到不超过2.5mm厚的板,中间退火热轧合金,最终冷轧退火合金,以实现小于85%的轧制压下率。 在热轧的终轧温度调节至300〜350℃的温度的情况下,可以省略上述的中间退火。

    Aluminum alloy forming sheet and method for producing the same
    6.
    发明授权
    Aluminum alloy forming sheet and method for producing the same 失效
    铝合金成形片及其制造方法

    公开(公告)号:US4605448A

    公开(公告)日:1986-08-12

    申请号:US329536

    申请日:1981-12-10

    CPC分类号: C22C21/08

    摘要: A high strength, aluminum alloy sheet having good formability is disclosed which is particularly suitable for forming can-body parts and can-end parts, which sheet has received a final cold rolling reduction of at least 50% and consists essentially of Mn 0.30 to 1.50 wt. %, Mg 0.50 to 2.00 wt. %, preferably 0.50 to 1.25 wt. %, Si 0.52 to 1.00 wt. % and the balance being Al and incidental impurities. If required, the aluminum alloy forming sheet may also, in addition to the above elements, contain at least one component selected from the group consisting of Fe, Cu, Cr, Zn and Ti in specified ranges.The alloy sheet was produced by a specially prescribed production method.

    摘要翻译: 公开了一种具有良好成形性的高强度铝合金板,其特别适合于形成罐体部件和端部部件,该板材的最终冷轧压下率至少为50%,并且基本上由Mn 0.30至1.50组成 重量 %,Mg 0.50〜2.00wt。 %,优选0.50〜1.25wt。 %,Si 0.52〜1.00wt。 %,余量为Al和杂质。 如果需要,除了上述元素之外,铝合金形成片材还可以含有选自Fe,Cu,Cr,Zn和Ti中的至少一种成分在特定范围内。 合金板通过特殊规定的制造方法制造。

    Aluminum alloy support for lithographic printing plate
    7.
    发明授权
    Aluminum alloy support for lithographic printing plate 失效
    铝合金支撑用于平版印刷版

    公开(公告)号:US4939044A

    公开(公告)日:1990-07-03

    申请号:US745976

    申请日:1985-06-18

    摘要: An aluminum alloy support for a lithographic printing plate, comprising a cold rolled plate of aluminum alloy comprising, in % by weight:98.0% or more Al;Fe in an amount of from 0.15 to 1.2% as an alloying element; andimpurities, each of which is present in an amount of from 0.0% but less than or equal to 0.15%, wherein the cold rolled plate has a distribution of Al--Fe and Al--Fe--Si based intermetallic compounds formed from the alloy, having grain sizes of greater than 0 microns but less than or equal to 3 microns, which are positioned directly under an outer surface of the cold rolled plate and wherein the surface of the cold rolled plate is roughened by etching or electrochemical etching and anodically oxidized.

    摘要翻译: 一种用于平版印刷版的铝合金支撑体,包括铝合金的冷轧板,其以重量%计含有98.0%或更多的Al; 作为合金元素的Fe为0.15〜1.2%的Fe; 和杂质,其中的每一种都以0.0%但小于或等于0.15%的量存在,其中冷轧板具有由合金形成的Al-Fe和Al-Fe-Si基金属间化合物的分布, 具有大于0微米但小于或等于3微米的颗粒,其直接位于冷轧板的外表面下方,并且其中冷轧板的表面通过蚀刻或电化学蚀刻而被粗糙化并且被阳极氧化。

    Process for producing cold rolled aluminum alloy sheet
    8.
    发明授权
    Process for producing cold rolled aluminum alloy sheet 失效
    冷轧铝合金板的制造方法

    公开(公告)号:US4645544A

    公开(公告)日:1987-02-24

    申请号:US504261

    申请日:1983-06-14

    CPC分类号: C22F1/05 C22C21/08

    摘要: The present invention relates to a cold-rolled aluminum-alloy sheet having a high strength and a good formability required for producing a DI can. The sheet according to the present invention contains 0.1-2.0% Mn, 0.1-2.0% Mg, and 0.1 to 0.5% Si, has a thickness of 0.4 mm or less. The present invention is characterized by holding a sheet to a temperature of from 80.degree. to 150.degree. C., when it is already heat treated at 400.degree.-580.degree. C. and it is not yet finally cold-rolled. The sheet according to present invention is finally cold-rolled and has a fine grain size.

    摘要翻译: 本发明涉及一种制造DI罐所需的高强度和良好成形性的冷轧铝合金板。 根据本发明的片材包含0.1-2.0%的Mn,0.1-2.0%的Mg和0.1到0.5%的Si,其厚度为0.4mm以下。 本发明的特征在于当其已经在400-580℃下进行热处理并且尚未最终冷轧时,将片材保持在80℃至150℃的温度。 本发明的片材最终冷轧,晶粒细小。

    Aluminum alloy sheet for containers excellent in corrosion resistance
and method of producing same
    9.
    发明授权
    Aluminum alloy sheet for containers excellent in corrosion resistance and method of producing same 失效
    耐腐蚀性优异的容器用铝合金板及其制造方法

    公开(公告)号:US4707195A

    公开(公告)日:1987-11-17

    申请号:US659981

    申请日:1984-10-12

    摘要: A high corrosion resistant aluminum alloy sheet useful in the manufacture of containers for saline food and beverage, especially suited for easy opening can end manufacturing, which is made of an aluminum alloy consisting essentially of, by weight percentagesMg: from 0.50 to 2.0%Si: from 0.10 to 0.70%Mn: from 0.30 to 1.5%Cu: from 0.10 to 1.0%and the balance being essentially aluminum, the spontaneous electrode potential of the sheet being in the range of from -700 to -630 mV in a 0.1% sodium chloride solution at 25.degree. C., against an AgCl reference electrode. The aluminum alloy sheet is fabricated through a series of steps of hot rolling a cast ingot with the foregoing composition; intermediate cold rolling to an intermediate thickness which is at least one and a half times a final thickness; heating to a temperature of 500.degree. C. or higher; then rapidly cooling from the temperature; and then final cold rolling. The spontaneous electrode potential of the invention alloy sheet is the same level as that of the mild steel or tin-free steel and, thus, can be used in combination with these steel can body materials without causing any detrimental galvanic corrosion.

    摘要翻译: 用于制造用于盐水食品和饮料的容器,特别适于容易打开的高耐腐蚀铝合金板可以终止制造,其由基本上由重量百分数组成的铝合金制成:Mg:0.50-2.0%的Si :0.10〜0.70%Mn:0.30〜1.5%Cu:0.10〜1.0%,余量基本为铝,片材的自发电极电位为-700〜-630mV,0.1% 氯化钠溶液在25℃下反对AgCl参比电极。 铝合金板是通过一系列热轧具有上述组成的铸锭的步骤制造的; 中间冷轧至最终厚度的至少一倍半的中间厚度; 加热至500℃以上的温度; 然后从温度快速冷却; 然后最终冷轧。 本发明合金板的自发电极电位与低碳钢或无锡钢相同,因此可与这些钢罐体材料组合使用,而不会造成任何有害的电偶腐蚀。