Patent application number | Description | Published |
20100061881 | METHOD FOR PRODUCTION OF MAGNESIUM ALLOY MOLDING-PROCESSED ARTICLE, AND MAGNESIUM ALLOY MOLDING-PROCESSED ARTICLE - Disclosed is a method for producing a magnesium alloy press-formed body at a high degree of forming and at a low cost. Also disclosed is a magnesium alloy press-formed body having an aesthetic surface, which is produced by the method. The method comprises the steps of applying an organic resin capable of imparting formability (e.g. a water-soluble urethane resin, a water-soluble polyester resin, a water-soluble acrylic resin, a water-soluble epoxy resin, or an organic resin produced by modification of any one of these resins), or an organic resin which is prepared by mixing any one of these resins with a silane coupling agent, colloidal silica, a lubricant, a metal alkoxide or the like by coating onto the surface of a magnesium alloy material, press-forming the organic resin-coated magnesium alloy material into a desired shape, and removing the organic resin using a resin removing liquid. | 03-11-2010 |
20100143626 | MAGNESIUM ALLOY MATERIAL FOR FORMING, MAGNESIUM ALLOY FORMED BODY, AND MANUFACTURING METHOD OF MAGNESIUM ALLOY FORMED BODY - A magnesium alloy material for forming which can yield a formed body with high formability without using a lubricating oil or a solid lubricant such as molybdenum disulfide, a magnesium alloy formed body which is obtained by forming the magnesium alloy material for forming, and a manufacturing method of the magnesium alloy formed body are provided. A magnesium alloy material for forming which exhibits a friction coefficient of 0.2 or below at a forming temperature of 350° C. or below is obtained by coating a surface of a magnesium alloy material with an organic resin such as a water-soluble urethane resin, a water-soluble polyester resin, a water-soluble acrylic resin or a water-soluble epoxy resin or a resin obtained by modifying any of these organic resins, or an organic resin formed of any of these resins which contains a silane coupling agent, a colloidal silica, a lubricant, a metal alkoxide or the like. Further, a magnesium alloy formed body such as an automobile part or a container is manufactured by forming a magnesium alloy material for forming. | 06-10-2010 |
20120234426 | Steel Sheet Used to Manufacture Pipe and Having Corrosion-Resistant Properties Against Fuel Vapors, and Pipe and Fuel Supply Pipe That Use Same - Provided is a steel sheet for manufacturing a pipe having corrosion resistance against fuel vapor of fuel such as gasoline, light oil, bioethanol or bio-diesel fuel, and a pipe and a fuel supply pipe. In the steel sheet for manufacturing a pipe, a Fe—Ni diffusion layer and a softened Ni layer which is provided on the Fe—Ni diffusion layer are formed on a surface of a steel sheet, and a thickness of the softened Ni layer is set to a value which falls within a range of 0.9 to 8.1 μm thus having corrosion resistance against fuel vapor. In the pipe and the fuel supply pipe, a Fe—Ni diffusion layer and a softened Ni layer which is provided on the Fe—Ni diffusion layer are formed on an inner surface of a pipe formed of a steel sheet, and a thickness of the softened Ni layer is set to a value which falls within a range of 0.9 to 8.1 μm. In a fuel supply pipe | 09-20-2012 |
20120234428 | Nickel-Plated Steel Sheet for Manufacturing Pipe Having Corrosion Resistance Against Fuel Vapors, Pipe Which Uses the Steel Sheet,and Fuel Supply Pipe Which Uses the Steel Sheet - Provided is a nickel-plated steel sheet for manufacturing a pipe having corrosion resistance against fuel vapor of fuel such as gasoline, light oil, bioethanol or bio-diesel fuel, and a pipe and a fuel supply pipe. In the nickel-plated steel sheet for manufacturing a pipe, a nickel plating layer having a plating thickness of 0.5 to 10 μm is formed on a surface of a steel sheet thus having corrosion resistance against fuel vapor. In the pipe and the fuel supply pipe, a nickel plating layer having a plating thickness of 0.5 to 10 μm is formed on an inner surface of a pipe formed of a steel sheet thus having corrosion resistance against fuel vapor. In the fuel supply pipe | 09-20-2012 |
20130086971 | Surface-Treated Metal Sheet and Process for Producing Formed Article from the Surface-Treated Metal Sheet - Provided are a surface-treated metal sheet which includes a nickel layer having improved corrosion resistance and a method of manufacturing a formed article. In a surface-treated metal sheet where a nickel layer is formed on a substrate, the proportion of (200) planes to a total of (111) planes, (200) planes, (220) planes and (311) planes with respect to the crystal plane orientations of the nickel layer is set to 40% or less. In a method of manufacturing a formed article using a surface-treated metal sheet where a nickel layer is formed on a substrate, the surface-treated metal sheet having the nickel layer where the proportion of (200) planes to a total of (111) planes, (200) planes, (220) planes and (311) planes is set to 40% or less with respect to the crystal plane orientations of the nickel layer is worked using a mold. | 04-11-2013 |
20130199657 | STEEL PLATE FOR PRODUCING PIPE HIGHLY RESISTANT TO FUEL VAPOR CORROSION, PIPE USING SAME AND METHOD FOR PRODUCING PIPE - Provided are a pipe which exhibits corrosion resistance against vapor of fuel such as gasoline, diesel oil, bioethanol or a biodiesel fuel, a method for manufacturing the pipe, and a steel sheet for manufacturing the pipe. A method for manufacturing a pipe having a bent portion which has excellent corrosion resistance against fuel vapor includes the steps of; preparing a steel sheet for manufacturing a pipe which is characterized by having a zinc-nickel (Zn—Ni) alloy layer where a nickel content is 4 to 16 at % on at least one surface of the steel sheet; forming the steel sheet for manufacturing a pipe into a tubular shape such that the Zn—Ni alloy layer forms an inner surface of the pipe, and applying bending to the pipe such that the elongation of the bent convex portion generated at the time of bending the pipe falls within 20%. A steel sheet for manufacturing a pipe having excellent corrosion resistance against fuel vapor has a Zn—Ni alloy layer on at least an uppermost surface of a surface thereof which constitutes an inner surface of the pipe, and a nickel content in the Zn—Ni alloy layer is 4 to 16 at %. | 08-08-2013 |
20140050971 | SURFACE-TREATED STEEL SHEET FOR BATTERY CASES, BATTERY CASE AND BATTERY - A surface-treated steel sheet for battery cases is provided which comprises a nickel-cobalt alloy layer formed at the outermost surface of a plane to be an inner surface of a battery case, wherein a Co/Ni value at the surface of the nickel-cobalt alloy layer is within a range of 0.1 to 1.5 as determined by Auger electron spectroscopy analysis | 02-20-2014 |
20140147734 | SURFACE-TREATED STEEL SHEET FOR BATTERY CASES, METHOD OF PRODUCING SAME, BATTERY CASE, AND BATTERY - A surface-treated steel sheet for battery cases is provided which comprises a nickel-cobalt alloy layer formed at the outermost surface of a plane to be an inner surface of a battery case. When X-ray diffraction measurement using CuKα as a radiation source is performed for the nickel-cobalt alloy layer, an intensity ratio I | 05-29-2014 |