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Nisshin Steel Co Ltd patents


Recent patent applications related to Nisshin Steel Co Ltd. Nisshin Steel Co Ltd is listed as an Agent/Assignee. Note: Nisshin Steel Co Ltd may have other listings under different names/spellings. We're not affiliated with Nisshin Steel Co Ltd, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Nisshin Steel Co Ltd-related inventors


 new patent  Device for heating iron and steel products, and heating iron and steel products

A device for heating an iron and steel product (steel product), the device including: a preheating chamber for preheating the steel product; a heating chamber for heating the steel product to a desired temperature which is connected to the preheating chamber; a plurality of burners arranged so as to sandwich... Nisshin Steel Co Ltd

Method for producing a hot-dip aluminum-coated steel wire

A method for producing a hot-dip aluminum-coated steel wire, including dipping a steel wire in molten aluminum, and drawing up the steel wire from the molten aluminum, wherein at the time of drawing up the steel wire from the molten aluminum, a stabilization member is contacted with a surface of... Nisshin Steel Co Ltd

Device and manufacturing welded shaped steel

A welded shaped steel manufacturing device for weld-connecting a butt portion of a web member having an end butting perpendicularly against a flange member and thereafter correcting in shape the flange member subjected to thermal deformation caused by heat input during welding, the device includes: a corrective device including flange-member... Nisshin Steel Co Ltd

Method for producing coated metal strip

A coating that contains acid-modified polypropylene and that contains 5 mass % or more of nonvolatile matter is applied to a traveling metal strip in a state in which the surface temperature of the metal strip is 60° C. or lower. Next, the coating applied to the metal strip is... Nisshin Steel Co Ltd

Surface defect inspecting device and hot-dip coated steel sheets

A surface defect inspecting device for hot-dip coated steel sheets comprising: an illuminating unit for illuminating an imaging target portion on a hot-dip coated steel sheet; a specular reflection light imaging unit for imaging specular reflection light from the imaging target portion; a diffuse reflection light imaging unit for imaging... Nisshin Steel Co Ltd

Shaped steel stacking device

Provided is a stacking device that stacks shaped steel with small-scale equipment using a transporting means with a simple structure. This shaped steel stacking device comprises: a stacking platform on which stacked shaped steel is loaded, a transporting platform that has a plurality of loading faces on which the shaped... Nisshin Steel Co Ltd

Method for producing coated metal strip

A coating including polycarbonate-unit-containing polyurethane resin and 5 mass % or more of nonvolatile matter is applied to a traveling metal strip in a state in which the surface temperature of the metal strip is 60° C. or lower. Next, the coating applied to the metal strip is baked at... Nisshin Steel Co Ltd

Chemical conversion-treated steel pipe

A chemical conversion-treated steel pipe has a chemical conversion treatment film on a plated layer on a steel sheet. The plated layer is configured from a zinc alloy comprising 0.05-60 mass % aluminum and 0.1-10.0 mass % magnesium. The chemical conversion treatment film contains a fluorine resin, a base resin,... Nisshin Steel Co Ltd

Arc welding zn plated steel sheet and arc welded joint

Provided are: an arc welding method that suppresses occurrences of blow holes in initial parts and final parts in a Zn plated steel sheet and reduces the occupancy ratio for blow holes in the welded part as a whole; and a welded joint.... Nisshin Steel Co Ltd

Stainless steel material for diffusion bonding

Provided is a stainless steel material suitable for diffusion bonded moldings in which diffusion bondability has been further improved without being affected by the extent of surface roughness. The present invention is a stainless steel material for diffusion bonding in which the metal structure before diffusion bonding has a multi-phase... Nisshin Steel Co Ltd

Crimp terminal and electric wire with crimp terminal

A crimp terminal includes an F-type crimp portion and a C-type crimp portion. The F-type crimp portion has first and second barrel tabs, preferably with an identical length, for crimping a tip end of a complex stranded wire. The F-type crimp portion is adapted to have distal ends of the... Nisshin Steel Co Ltd

Method for laser welding of materials having different thicknesses

Provided is a laser welding method of materials having different thicknesses that can achieve excellent weld strength regardless of the thickness of a thick plate, and a welded member having different thicknesses. That is, the present invention is characterized by a laser welding method of materials having different thicknesses, including:... Nisshin Steel Co Ltd

Manufacturing austenitic stainless steel

A method of manufacturing an austenitic stainless steel, being dissolved and refined, by providing Si from 0.2 to 2.0% by mass, Mn from 0.3 to 5.0% by mass, S at 0.007% by mass or less, Ni from 7.0 to 15.0% by mass, Cr from 15.0 to 20.0% by mass, Al... Nisshin Steel Co Ltd

Method of manufacturing a cold-rolled steel plate

Manufacturing a cold-rolled steel plate by smelting a steel slab having the chemical composition containing on the basis of percent by mass, C from 0.03 to 0.12%, Si from 0 to 1.0%, Mn from 0.2 to 0.8%, P at 0.03% or less, S at 0.03% or less, Ti from 0.04... Nisshin Steel Co Ltd

Method for processing galvanized component

The present invention suppresses deterioration in the corrosion resistance of a worked portion resulting from working cracks in a Zn-based plated layer (3) in a workpiece (2) formed into a predetermined shape by performing plastic working on a Zn-based plated steel sheet (1) coated with a Zn-containing metal as a... Nisshin Steel Co Ltd

Lithium-ion secondary-battery case and manufacturing method therefor

A lithium-ion secondary-battery case that allows bonding without weld spatter and has high strength against external force acting on the battery case, and a method for manufacturing the lithium-ion secondary-battery case are provided. Specifically, an austenitic stainless steel foil is used for a cup component (2), and a two-phase stainless... Nisshin Steel Co Ltd

Method of producing hot-dip zn alloy-plated steel sheet

A method of producing a hot-dip Zn alloy-plated steel sheet includes: dipping a base steel sheet in a hot-dip Zn alloy plating bath to form a hot-dip Zn alloy plating layer on a surface of the base steel sheet; and contacting an aqueous solution containing a water-soluble corrosion inhibitor with... Nisshin Steel Co Ltd

Austenitic stainless stell sheet and metal gasket

A hot rolled austenitic stainless steel sheet contains 0.030 to 0.300% of C, from 0.30 to 3.20% of Si, from 0.90 to 17.00% of Mn, from 1.00 to 8.00% of Ni, from 14.00 to 19.00% of Cr, from 0.50 to 3.50% of Cu, from 0.045 to 0.250% of N, from... Nisshin Steel Co Ltd

Clutch plate for multiplate wet clutch and manufacturing the same

A separator plate for use as a clutch plate for a multiplate wet clutch is formed of a steel plate. The steel plate has a chemical composition containing, on a basis of percent by mass, C from 0.03 to 0.08%, Si from 0 to 1.0%, Mn from 0.2 to 0.8%,... Nisshin Steel Co Ltd

Cold-rolled steel plate and manufacturing the same

Manufacturing a cold-rolled steel plate, having a steel slab having the chemical composition containing, on the basis of percent by mass, C from 0.03 to 0.08%, Si from 0 to 1.0%, Mn from 0.2 to 0.8%, P at 0.03% or less, S at 0.01% or less, and Al at 0.05%... Nisshin Steel Co Ltd

Cold-rolled steel plate and manufacturing the same

A method of making a cold-rolled steel plate has a chemical composition containing, on the basis of percent by mass, C from 0.03 to 0.12%, Si from 0 to 1.0%, Mn from 0.2 to 0.8%, P at 0.03% or less, S at 0.03% or less, and Al at 0.05% or... Nisshin Steel Co Ltd

Coated metal sheet, producing same, and exterior building material

This coated metal sheet is for exterior covering, and has a metal sheet and a top coating layer disposed on the metal sheet. The top coating layer is configured from a fluororesin and contains 0.01-15 vol % of microporous particles as a gloss control agent, and the coated metal sheet... Nisshin Steel Co Ltd

Coated steel sheet and exterior building material

(In the formulae, D10 represents the 10% particle diameter (μm) of the aggregate in the number-based cumulative particle size distribution; D90 represents the 90% particle diameter (μm) of the aggregate in the number-based cumulative particle size distribution; and T represents the film thickness (μm) of a portion of the primer... Nisshin Steel Co Ltd

Colored coated metal sheet and exterior building material

This colored coated metal sheet comprises a metal sheet and one or more coating films arranged on top of the metal sheet, and has a specular gloss at 60° of 60-100 and an L value of 70 or less in the Hunter Lab color system. The outermost coating film among... Nisshin Steel Co Ltd

Method for treating surface of zinc-aluminum-magnesium alloy-plated steel sheet

Provided is a method for obtaining a chemical conversion coating-treated zinc-aluminum-magnesium alloy-plated steel sheet having extremely excellent in corrosion resistance and adhesiveness to a resin coating film. The method is for treating the surface of a zinc-aluminum-magnesium alloy-plated steel sheet with a metal surface treatment agent, in which the metal... Nisshin Steel Co Ltd

Austenitic stainless steel sheet for gasket, and gasket

Solution An austenitic stainless steel sheet for a metal gasket, having a chemical composition containing from 0.015 to 0.200% of C, from 1.50 to 5.00% of Si, from 0.30 to 2.50% of Mn, from 7.0 to 17.0% of Ni, from 13.0 to 23.0% of Cr, and from 0.005 to 0.250%... Nisshin Steel Co Ltd

Lid including rib adjacent safety valve for a battery case

In a lid for a battery case where an annular thin portion is formed integrally with a lid main body by coining, a pair of ribs formed integrally with the lid main body so as to bulge from the lid main body and extending in a short direction of the... Nisshin Steel Co Ltd

Sn-plated stainless steel sheet

A tin-plated stainless steel sheet which has a tin plating layer having good adhesion to a stainless steel sheet and exhibits excellent whisker resistance in various environments, and wherein a nickel plating layer having a thickness of 0.3-3 μm is formed on a stainless steel sheet, and a tin plating... Nisshin Steel Co Ltd

Coated metal sheet, manufacturing same, and exterior building material

The coated metal plate pertaining to the present invention is a coated metal plate for exterior use, and has a metal plate and a top coating film disposed on the metal plate. The top coating film contains 0.01-15 vol % of porous particles as a gloss adjusting agent, and the... Nisshin Steel Co Ltd

Molten al plated steel wire and strand wire, and producing same

A molten Al plated steel wire excellent in torsional resistance that does not cause breakage due to torsion in application to an ordinary production equipment for a strand wire, in which element wires are applied with torsion is provided. A molten Al plated steel wire containing a steel core wire... Nisshin Steel Co Ltd

Formed material manufacturing method and formed material

The invention provides a formed material manufacturing method by which unnecessary thickening of a flange can be avoided. The formed material manufacturing method allows a formed material to be manufactured by forming processes that include at least one drawing-out process, at least one drawing process performed after the drawing-out process,... Nisshin Steel Co Ltd

Steel plate having excellent acid dew point corrosion resistance, production, and exhaust gas channel constituent member

A steel plate excellent in acid dew point corrosion resistance has a composition, in mass percent, from 0.001 to 0.15% of C, 0.80% or less of Si, 1.50% or less of Mn, 0.025% or less of P, 0.030% or less of S, from 0.10 to 1.00% of Cu, 0.50% or... Nisshin Steel Co Ltd

Hot-dip al-based alloy coated steel sheet excellent in workability

[Solution] Provided is a hot-dip Al-based alloy coated steel sheet excellent in workability that comprises a hot-dip Al-based alloy coated layer of a composition containing 1.0 to 12.0 mass % of silicon and 0.002 to 0.080 mass % of boron and formed on a surface of a substrate steel sheet,... Nisshin Steel Co Ltd

04/27/17 / #20170114900

Martensitic stainless-steel sheet and metal gasket

Provided is a martensitic stainless-steel sheet having a reduced anisotropy in workability and fatigue resistance which are attributable to oxide based inclusions. A martensitic stainless-steel sheet which has a steel composition that contains, in terms of mass %, 0.030 to 0.300% C, 0.20 to 2.50% Si, 0.15 to 4.00% Mn,... Nisshin Steel Co Ltd

04/13/17 / #20170100746

Coated metal plate and exterior building material

This coated metal plate is a chromate-free coated metal plate for exterior applications, which comprises a metal plate and a coating film that is arranged on the metal plate. The coating film contains 0.01-15% by volume of porous particles as a gloss control agent. If R (μm) is the number... Nisshin Steel Co Ltd

04/13/17 / #20170101545

Coated metal plate and exterior building material

13≦T≦20... Nisshin Steel Co Ltd

04/06/17 / #20170096573

Chemical conversion-treated steel sheet and producing same, and chemical conversion treatment solution

This chemical conversion-treated steel sheet (10) has a chemical conversion treatment coating (12) upon a plating layer (17) of a steel sheet (11). The chemical conversion treatment coating (12) contains a fluororesin, a base resin which is a resin other than a fluororesin, metal flakes (13), and a chemical conversion... Nisshin Steel Co Ltd

03/23/17 / #20170085014

Connecting component material

A connecting component material used as a material constituting a connecting component , wherein the connecting component material is obtained by using a Ni-plated metal plate in which a Ni plating layer is formed on the surface of a metal plate, and the average depth (R) of a surface roughness... Nisshin Steel Co Ltd

03/09/17 / #20170067700

Plate-type heat exchanger and producing same

A plate-type heat exchanger may include a housing. The housing may include a plurality of rectangular plate-like components that are box-like components each having the same shape and having a standing wall section along a peripheral edge. One of the box-like components may be layered on another components reversed in... Nisshin Steel Co Ltd

02/23/17 / #20170051379

Hot-dip zinc alloy coated steel sheet excellent in coating adhesion, and producing the same

[Solution] A hot-dip zinc alloy coated steel sheet excellent in coating adhesion containing at least one of a Si simple oxide, a Mn simple oxide, a Cr simple oxide, a Si—Mn composite oxide, a Si—Cr composite oxide, a Mn—Cr composite oxide, and a Si—Mn—Cr composite oxide in a portion within... Nisshin Steel Co Ltd

02/02/17 / #20170028456

Warm working stainless steel foil and mold for warm working

An austenitic stainless steel foil 2 with a thickness equal to or less than 300 μm is disposed to face a punch 12, and the stainless steel foil 2 is subjected to drawing in a state in which an annular region 2a of the stainless steel foil 2 that is... Nisshin Steel Co Ltd

01/19/17 / #20170015837

Coated steel sheet and exterior building material

A coated steel sheet comprises: a steel sheet; a primer coating film which is arranged on the steel sheet and comprises an anti-corrosive pigment and an aggregate composed of primary particles; and a top coating film which is arranged on the primer coating film. The anti-corrosive pigment comprises at least... Nisshin Steel Co Ltd








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