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    • 1. 发明专利
    • Steel sheet for high-strength can excellent in flange processibility, and method for production thereof
    • 用于高强度的法兰加工方法的钢板及其生产方法
    • JP2013100598A
    • 2013-05-23
    • JP2012222181
    • 2012-10-04
    • Jfe Steel CorpJfeスチール株式会社
    • TANAKA TAKUMIKOJIMA KATSUMINAKAMARU HIROKITOBIYAMA YOICHI
    • C22C38/00B21B3/00C21D9/48C22C38/06C22C38/54
    • PROBLEM TO BE SOLVED: To provide a steel sheet for high-strength can, excellent in flange processibility; and to provide a method for production thereof.SOLUTION: The steel sheet contains, by mass, 0.020-0.080% C, 0.003-0.100% Si, 0.10-0.80% Mn, 0.001-0.100% P, 0.005-0.100% Al, 0.0050-0.0200% N, 0.0001-0.0020% B, S (as follows) and the balance Fe with inevitable impurities, and has the tensile strength in a direction orthogonal to rolling of ≥520 MPa and an elongation at break of ≥7%. The S content is: ≥0.002% to ≤(0.02-[{1-(B-0.0006)/(2.5×10)}×10])% when the B content is ≥0.0001 to ≤0.0006%;≥0.002 to ≤0.010% when B is >0.0006 to ≤0.0010%; and ≥0.002 to ≤(-8×B+0.018)% when B is >0.0010 to ≤0.0020%.
    • 要解决的问题:提供高强度罐用钢板,凸缘加工性优异; 并提供其生产方法。 钢板以质量计含有0.020-0.080%C,0.003-0.100%Si,0.10-0.80%Mn,0.001-0.100%P,0.005-0.100%Al,0.0050-0.0200%N,0.0001 -0.0020%B,S(如下),余量为Fe与不可避免的杂质,并且具有与轧制正交方向≥520MPa,断裂伸长率≥7%的拉伸强度。 S含量为:≥0.002%至≤(0.02- [ä1-(B-0.0006) 2 /(2.5×10 - / SP>)}×10 - 4 ]当B含量≥0.0001〜≤0.0006%时,≥SP = =“POST”> 0.5 当B> 0.0006〜≤0.0010%时为0.002〜≤0.010% 当B> 0.0010〜≤0.0020%时,≥0.002〜≤(-8×B + 0.018)%。 版权所有(C)2013,JPO&INPIT
    • 4. 发明专利
    • High-strength high-processable can steel sheet and method for production thereof
    • 高强度高可加工罐钢板及其生产方法
    • JP2012072439A
    • 2012-04-12
    • JP2010217992
    • 2010-09-29
    • Jfe Steel CorpJfeスチール株式会社
    • TANAKA TAKUMITADA MASAKIKOJIMA KATSUMIIWASA HIROKI
    • C22C38/00B21B3/00C21D9/46C22C38/06
    • PROBLEM TO BE SOLVED: To provide a high-strength high-processable can steel sheet and to provide a method for production thereof.SOLUTION: The can steel sheet comprises 0.001-0.040% C, 0.003-0.100% Si, 0.10-0.80% Mn, 0.001-0.100% P, 0.001-0.020% S, 0.005-0.100% Al, over 0.015% to 0.020% N, 0.0002-0.0050% B, and the remainder comprising Fe and unavoidable impurities, wherein the content of N present in the form of AlN is 0.0060% or less. In a cross section in the direction of rolling, the average crystal grain diameter is 5.00 μm or more, and the elongation rate of crystal grains is 2.50 or less. Such can steel sheet can be obtained by hot-rolling a slab at a reheating temperature of 1,200°C or higher, winding the hot-rolled steel sheet at a temperature of less than 700°C, subjecting the sheet to primary cold rolling at a rolling reduction rate of over 85%, subsequently annealing it, and subjecting it to secondary cold rolling at a rolling reduction rate of 20% or lower.
    • 待解决的问题:提供一种高强度高加工性罐钢板并提供其制造方法。 解决方案:罐钢板包括0.001-0.040%C,0.003-0.100%Si,0.10-0.80%Mn,0.001-0.100%P,0.001-0.020%S,0.005-0.100%Al,超过0.015%至 0.020%N,0.0002-0.0050%B,其余为Fe和不可避免的杂质,其中以AlN形式存在的N的含量为0.0060%以下。 在轧制方向的截面中,平均结晶粒径为5.00μm以上,晶粒的伸长率为2.50以下。 这样的钢板可以通过在1200℃以上的再加热温度下热轧板坯而获得,将该热轧钢板卷绕在700℃以下的温度下,对该板材进行一次冷轧 轧制压下率在85%以上,然后进行退火,以20%以下的压下率进行二次冷轧。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • Surface-treated metal sheet, resin-coated metal sheet, metal can, and can lid
    • 表面处理金属板,树脂涂层金属板,金属罐和罐盖
    • JP2012057257A
    • 2012-03-22
    • JP2011281099
    • 2011-12-22
    • Jfe Steel CorpJfeスチール株式会社
    • TANAKA TAKUMISUZUKI TAKESHIIWASA HIROKI
    • C25D9/10C23C28/00
    • PROBLEM TO BE SOLVED: To provide: a surface-treated metal sheet that does not contain chrome, is excellent in resin adhesion and corrosion resistance, and is capable of becoming a replacement for a tin-free steel sheet; a method of producing the surface-treated metal sheet; a resin-coated metal sheet configured by covering the surface-treated metal sheet with an organic resin; and a metal can and can lid made by using the same.SOLUTION: The surface-treated metal sheet has: an Ni-coated film provided on one surface of a metal sheet; a coated film containing Ti and O and provided on the Ni-coated film; and an organic film provided on the coated film containing Ti and O, wherein the organic film is formed by bringing the resultant metal sheet having Ni-coated film and the coated film containing Ti and O formed thereon into contact with an organic acid and then drying it.
    • 要解决的问题:提供:不含铬的经表面处理的金属板,树脂附着力和耐腐蚀性优异,能够成为无锡钢板的替代品; 一种生产表面处理金属片的方法; 通过用有机树脂覆盖经表面处理的金属片构成的树脂涂覆金属片; 和通过使用它们制成的金属罐和罐盖。 表面处理金属片具有:设置在金属板的一个表面上的Ni涂膜; 设置在Ni涂膜上的含有Ti和O的涂膜; 以及设置在含有Ti和O的涂膜上的有机膜,其中通过将所得到的具有Ni涂膜的金属片和其上形成的含有Ti和O的涂膜与有机酸接触形成有机膜,然后干燥 它。 版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Steel sheet for high workability three-piece welded can, and method for producing the same
    • 用于高可工作性的三层焊接罐的钢板及其制造方法
    • JP2011042816A
    • 2011-03-03
    • JP2009189970
    • 2009-08-19
    • Jfe Steel CorpJfeスチール株式会社
    • TANAKA TAKUMITADA MASAKIKOJIMA KATSUMIIWASA HIROKI
    • C22C38/00B21B3/00C21D9/46C22C38/06
    • C22C38/001C21D8/0205C21D8/0405C21D8/0426C21D8/0436C21D8/0463C21D8/0468C21D9/46C21D9/48C22C38/002C22C38/004C22C38/02C22C38/04C22C38/06
    • PROBLEM TO BE SOLVED: To provide a steel sheet for a high workability three-piece welded can which is suitable to practical use as a steel sheet for a three-piece beverage can, and to provide a method for producing the same.
      SOLUTION: The steel includes a composition containing, by mass, >0.0015 to 0.0030% C, ≤0.10% Si, 0.20 to 0.80% Mn, 0.001 to 0.020% P, 0.001 to 0.020% S, >0.040 to 0.100% Al, ≤0.030% N and 0.0002 to 0.0050% B, and the balance Fe with inevitable impurities, wherein the tensile strength in a right angle direction of rolling is ≥400 MPa, and also, the fracture elongation in the right angle direction of rolling is ≥15%. The steel sheet can be obtained by performing hot rolling at the finish rolling temperature which is higher than an Ar
      3 transformation point and lower than 960°C and the coiling temperature of 560 to 750°C, and thereafter performing primary cold rolling at a rolling rate of 89 to 93% and annealing treatment at 600 to 790°C, and then performing secondary cold rolling at a rolling ratio of >6.0 to
    • 要解决的问题:提供一种适用于三件式饮料罐的钢板的实用的高加工性三件式焊接罐的钢板,并提供其制造方法。 钢包含以质量计含有0.001-0.0030%的C,≤0.10%的Si,0.20-0.80%的Mn,0.001到0.020%的P,0.001到0.020%的S,> 0.040到0.100%的组合物, Al,≤0.030%N,0.0002〜0.0050%B,余量为Fe与不可避免的杂质,轧制直角方向的抗拉强度≥400MPa,轧制方向的断裂伸长率 ≥15%。 钢板可以通过在高于Ar 3 相变点并低于960℃的精轧温度下进行热轧,并且卷取温度为560-750℃,之后 以89〜93%的轧制速度进行一次冷轧,在600〜790℃进行退火处理,然后以> 6.0〜10.0%的轧制比进行二次冷轧。 版权所有(C)2011,JPO&INPIT
    • 7. 发明专利
    • Steel sheet for aerosol can bottom and method for producing the same
    • 用于气溶胶罐底的钢板及其制造方法
    • JP2013147744A
    • 2013-08-01
    • JP2012278767
    • 2012-12-21
    • Jfe Steel CorpJfeスチール株式会社
    • KOJIMA KATSUMITANAKA TAKUMISUDO MIKIHITOTADA MASAKITOBIYAMA YOICHI
    • C22C38/00C21D9/46C22C38/06
    • PROBLEM TO BE SOLVED: To provide a method for producing a steel sheet for an aerosol can bottom having high pressure capacity and excellent workability.SOLUTION: The steel sheet for an aerosol can bottom has component composition containing, in mass%, 0.020-0.090% of C, 0.01-0.05% of Si, 0.05-0.60% of Mn, 0.001-0.100% of P, 0.001-0.025% of S, not less than 0.0010% and less than 0.0070% of N, and 0.0010% to {-4.2×N content(%)+0.11}% of Al, with the balance comprising Fe and unavoidable impurities, wherein sheet thickness is 0.350 mm or less, product of lower yield strength (N/mm) and the sheet thickness (mm) is 195 (N/mm) or less, and product of upper yield strength (N/mm) when performing room temperature aging at 25°C for 10 days after performing rolling strain with a rolling ratio of 10% and square of the sheet thickness (mm) is 52.0 N or more.
    • 要解决的问题:提供一种用于制造具有高压容量和优异的加工性的气雾罐底部的钢板的方法。解决方案:用于气溶胶罐底的钢板具有以质量%计含有0.020-0.090% 的C,0.01-0.05%的Si,0.05-0.60%的Mn,0.001-0.100%的P,0.001-0.25%的S,不小于0.0010%且小于0.0070%的N,和0.0010%的{ - 4.2×N含量(%)+ 0.11}%的Al,余量由Fe和不可避免的杂质构成,其中板厚为0.350mm以下,低屈服强度(N / mm)和板厚(mm)的乘积为 195(N / mm)以下,以及轧制率为10%,板厚为平方的轧制后,在25℃下进行室温老化10天后的上屈服强度(N / mm) mm)为52.0N以上。
    • 10. 发明专利
    • Surface treated metallic plate, resin-coated metallic plate, metallic can, and metallic lid
    • 表面处理金属板,树脂涂层金属板,金属罐和金属盖
    • JP2012107335A
    • 2012-06-07
    • JP2011268516
    • 2011-12-08
    • Jfe Steel CorpJfeスチール株式会社
    • TANAKA TAKUMISUZUKI TAKESHIIWASA HIROKI
    • C23C28/00B32B15/08B65D8/16C23C22/34C25D9/08
    • PROBLEM TO BE SOLVED: To provide a surface treated metallic plate having excellent adhesion to a resin and excellent corrosion resistance without using chromium and capable of being used as a substitute for a tin-free steel plate, to provide a method of manufacturing the same, to provide a resin coated metallic plate formed by applying an organic resin on the surface treated metallic plate, and to provide a metallic can and metallic lid using the resin coated metallic plate.SOLUTION: The surface treated metallic plate has a Ni film on at least one surface of a metallic plate, a film containing Zr and O on the surface of the Ni film, and an organic film on the film containing Zr and O, wherein the organic film is formed by making the film containing Zr and O contact an organic acid and it dry.
    • 要解决的问题:提供一种表面处理金属板,其具有优异的树脂粘合性和优异的耐腐蚀性,而不使用铬并能够用作无锡钢板的替代品,以提供制造方法 相同地,提供通过在表面处理的金属板上施加有机树脂而形成的树脂涂覆的金属板,并且使用树脂涂覆的金属板来提供金属罐和金属盖。 解决方案:表面处理金属板在金属板的至少一个表面上具有Ni膜,在Ni膜的表面上含有Zr和O的膜,以及含有Zr和O的膜上的有机膜, 其中有机膜通过使含有Zr和O的膜与有机酸接触而形成,并干燥。 版权所有(C)2012,JPO&INPIT