Fe Patents (Class 428/653)
-
Publication number: 20130273390Abstract: In joining an Fe-based metallic member comprising an Fe-based material and an Al-based metallic member comprising an Al-based material by a Zn-based brazing filler metal, a joined part of the Fe-based metallic member is heated at a temperature higher than a melting point of the Fe-based material.Type: ApplicationFiled: June 12, 2013Publication date: October 17, 2013Inventors: Taisei Wakisaka, Tokuji Okumura, Takanori Suzuki
-
Publication number: 20130236739Abstract: There is provided a hot-dip Al—Zn coated steel sheet that has a steel sheet containing Si and Mn as a base steel sheet and has excellent coating appearance and corrosion resistance. The Al—Zn coating layer has an Al content in the range of 20% to 95% by mass. The Al—Zn coating layer has a Ca content in the range of 0.01% to 10% by mass. Alternatively, the Ca and Mg content is in the range of 0.01% to 10% by mass. A steel sheet surface layer within 100 ?m from a surface of the base steel sheet directly under the Al—Zn coating layer contains less than 0.060 g/m2 per surface of an oxide of at least one selected from Fe, Si, Mn, Al, P, B, Nb, Ti, Cr, Mo, Cu, and Ni in total.Type: ApplicationFiled: November 25, 2011Publication date: September 12, 2013Inventors: Masahiro Yoshida, Hiroki Nakamaru
-
Publication number: 20130209831Abstract: High-strength, cold-formable steel and a flat steel product produced from such a steel, in which an optimal combination of weldability and a low tendency towards delayed cracking is ensured along with good strength and hot and cold deformability. In order to achieve this, a steel according to the invention contains (in % by weight) C: 0.1-1.0%, Mn: 10-25%, Si: up to 0.5%, Al: 0.3-2%, Cr: 1.5-3.5%, S: <0.03%, P: <0.08%, N: <0.1%, Mo: <2%, B: <0.01%, Ni: <8%, Cu: <5%, Ca: up to 0.015%, at least one element from the group “V, Nb” with the following proviso: Nb: 0.01-0.5%, V: 0.01-0.5% and optionally Ti: 0.01-0.5% and iron and unavoidable, production-related impurities as the remainder.Type: ApplicationFiled: July 1, 2011Publication date: August 15, 2013Applicant: THYSSENKRUPP STEEL EUROPE AGInventors: Jens-Ulrik Becker, Sinasi Göklü, Harald Hofmann, Christian Höckling, Matthias Schirmer, Ingo Thomas
-
Patent number: 8492005Abstract: In joining a magnesium alloy material 1 (first material) and a steel material (second material), a zinc-plated steel plate 2 plated with zinc (metal C) is used as a steel material, Al (metal D) is added to the magnesium alloy material 1. Next, eutectic melting of Mg and Zn is caused so as to remove a product produced by the eutectic melting with an oxide film 1f and impurities from a joint interface. Moreover, an Al—Mg system intermetallic compound such as Al3Mg2 and an Fe—Al system intermetallic compound such as FeAl3 are produced, whereby regenerated surfaces of both materials 1 and 2 are joined via a compound layer 3 containing those intermetallic compounds.Type: GrantFiled: January 16, 2009Date of Patent: July 23, 2013Assignee: Nissan Motor Co., Ltd.Inventors: Shigeyuki Nakagawa, Kenji Miyamoto, Minoru Kasukawa, Masao Aihara, Sadao Yanagida, Akio Hirose
-
Publication number: 20130136950Abstract: A multi-phase steel sheet having microstructure having in combination ferrite, martensite of between 3% and 65% by volume, and at least one microstructure selected from the group consisting of, bainite and retained austenite, and having fine complex precipitates selected from the group of TiC, NbC, TiN, NbN, (Ti.Nb)C, (Ti.Nb)N, and (Ti.Nb)(C.N) particles having at least 50% smaller than 20 nm in size, and physical properties having tensile strength greater than about 780 megapascals and at least one of the properties of elongation greater than about 10%, yield ratio greater than about 70%, and hole expansion ratio greater than about 50%.Type: ApplicationFiled: January 30, 2013Publication date: May 30, 2013Applicant: NUCOR CORPORATIONInventor: Weiping SUN
-
Patent number: 8440323Abstract: The invention relates to a process for making a hot stamped coated steel sheet product, comprising the steps of pre-coating a steel strip or sheet with aluminum- or aluminum alloy, cutting said pre-coated steel strip or sheet to obtain a pre-coated steel blank, heating the blank in a furnace preheated to a temperature and during a time defined by diagram according to thickness, at a heating rate Vc between 20 and 700° C. comprised between 4 and 12° C./s and at a heating rate Vc? between 500 and 700° C. comprised between 1.5 and 6° C./s, to obtain a heated blank; then transferring said heated blank to a die, hot stamping the heated blank in the die obtain a hot stamped steel sheet product, cooling at a mean rate Vr between the exit of the heated blank from the furnace, down to 400° C., of at least 30° C./s.Type: GrantFiled: November 21, 2011Date of Patent: May 14, 2013Assignee: Arcelormittal FranceInventors: Dominique Spehner, Ronald Kefferstein, Pascal Drillet
-
Publication number: 20130095345Abstract: In conventional Al coated steel sheet, with the Al coating as it is, black discoloration cannot be prevented at 550° C. or more. For this reason, post annealing is used to form a barrier layer and suppress the formation of Fe—Al intermetallic compounds. However, with this method, there were the problems that the steel sheet became poor in workability and, further, high temperature, long time heating was required, so there were problems from the workability, economy, and environmental aspect. The present invention provides steel sheet which has a heat black discoloration resistance even at a 550° C. or more high temperature without additional annealing after Al coating and further is excellent in workability. That is, it is hot dip Al coated steel sheet which comprises steel sheet which contains predetermined ingredients of C, Si, P, S, Al, N, and O plus one or both of furthermore Ni: 0.01 to 0.1% or Cu: 0.01 to 0.1% and satisfies 10×C+Ni+Cu>0.Type: ApplicationFiled: June 21, 2010Publication date: April 18, 2013Inventors: Jun Maki, Shinichi Yamaguchi
-
Patent number: 8409725Abstract: The invention provides a structural member of different materials having no different-material-bonded part between aluminum alloy material and steel material to be assembled. The structural member of different materials comprised of steel and aluminum alloy includes a first structural member including steel, and a second structural member having a part including steel and a part including aluminum alloy, the part including steel and the part including aluminum alloy being bonded by different-material bonding. The first structural member and the second structural member are bonded together only by bonding of steels between the part including steel of the second structural member and the first structural member.Type: GrantFiled: March 26, 2008Date of Patent: April 2, 2013Assignee: Kobe Steel, Ltd.Inventors: Toru Hashimura, Koji Fukumoto, Naoto Takahashi
-
Publication number: 20130029174Abstract: A coated article includes a substrate, an anti-corrosion layer formed on the substrate, and a decorative layer formed on the anti-corrosion layer. The anti-corrosion layer is an amorphous alloy layer containing elements of iron, chromium, boron and M, wherein M is one or more selected from the group consisting of phosphorus, carbon and silicon. A method for making the coated article is also described.Type: ApplicationFiled: November 2, 2011Publication date: January 31, 2013Applicants: HON HAI PRECISION INDUSTRY CO. LTD., HONG FU JIN PRECISION INDUSTRY(ShenZhen) CO., LTD.Inventors: HUANN-WU CHIANG, CHENG-SHI CHEN, CONG LI
-
Patent number: 8349098Abstract: A process for producing a component from a steel product coated with a protective Al—Si coating, and an intermediate product that arises during the course of such a process and that can be used to produce components of the type concerned here. The steel product coated with the Al—Si coating, undergoes a first heating stage in which the temperature and the duration of the heat treatment are set such that the Al—Si coating is only partially pre-alloyed with Fe from the steel product. Then, the steel product, in a second heating stage, is heated to a heating temperature, above the Ac1 temperature, at which the steel product has an at least partially austenitic structure, wherein the temperature and the duration of the second heating stage are set such that the Al—Si coating is fully alloyed with Fe from the steel product.Type: GrantFiled: January 29, 2009Date of Patent: January 8, 2013Assignee: ThyssenKrupp Steel Europe AGInventors: Friedhelm Macherey, Franz-Josef Lenze, Michael Peters, Manuela Ruthenberg, Sascha Sikora
-
Patent number: 8337998Abstract: A joined body of dissimilar metals which is produced by joining a steel material and an aluminum alloy material, wherein the steel material to be joined has a specific composition and is specified in the compositions of outer surface oxide layer and inner oxide layer and the aluminum alloy material to be joined is an Al—Mg-base or Al—Zn—Mg-base aluminum alloy having a specific composition. In the joined body of dissimilar metals, a content of Fe at a joint interface on the aluminum alloy material side is regulated, and a reaction layer of Fe and Al is formed at the joint interface of the joined body of dissimilar metals. The joined body of dissimilar metals exhibits high joint strength.Type: GrantFiled: January 26, 2012Date of Patent: December 25, 2012Assignee: Kobe Steel, Ltd.Inventors: Mikako Takeda, Mamoru Nagao, Masao Kinefuchi
-
Publication number: 20120315501Abstract: A coated article is provided. A coated article includes a substrate having a color layer and a ceramic layer formed thereon, and in that order. The color layer substantially comprises a material elected from the group consisting of aluminum, aluminum alloy, zinc, and zinc alloy. The ceramic layer substantially consists of substance M, elemental O, and elemental N, wherein M is elemental Al or elemental Zn.Type: ApplicationFiled: September 21, 2011Publication date: December 13, 2012Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTDInventors: HUANN-WU CHIANG, CHENG-SHI CHEN, YING-YING WANG
-
Publication number: 20120295130Abstract: The hot-dip aluminum alloy plated steel has a base steel and a plated layer, in which the composition of the plated layer contains, by % by mass, Fe: 25% to 75%, Mg: 2% to 20%, and Ca: 0.02% to 2% with a remainder of Al and inevitable impurities, the plated layer contains one or both of an ?-Mg phase and an Al3Mg2 phase, and the sum of the partial volume fraction of the ?-Mg phase and the partial volume fraction of the Al3Mg2 phase in a range of a depth of 5 ?m from a surface of the plated layer is 1% to 40%.Type: ApplicationFiled: May 31, 2011Publication date: November 22, 2012Inventors: Koichi Nose, Yasuhide Morimoto, Kohei Tokuda
-
Publication number: 20120291510Abstract: Disclosed are a hot press forming method and a product formed using the hot press forming method, able to process a plated steel blank under appropriate heat treatment conditions to prevent the volatilization of a plated layer and the formation of oxidized scale, and which divisionally heats the plated steel blank in a secondary heating process to provide different strengths and physical properties to the product. The hot press forming method includes primarily and entirely heating the plated steel material to a predetermined temperature and maintaining the plated steel material at the predetermined temperature, secondarily and rapidly heating at least one portion of the plated steel material after the high temperature maintenance of the plated steel material, and performing a hot press forming and cooling process on the secondarily heated plated steel material.Type: ApplicationFiled: December 28, 2010Publication date: November 22, 2012Applicant: POSCOInventors: Hong-Gee Kim, Yeol-Rae Cho, Jo-Kwan Jin, Han-Gu Cho
-
Patent number: 8309178Abstract: Provided are methods and initial structures for fabricating corrosion resistant steels that incorporate an aluminum rich corrosion resistant surface layer. The initial structures utilize layering and/or patterning for reducing the effective diffusion length Deff to a value well below the total thickness of the aluminum alloy protective layer X1 by providing vertical and/or lateral laminated structures that provide ready sources of Fe atoms during subsequent heat treatment processes.Type: GrantFiled: July 23, 2009Date of Patent: November 13, 2012Assignee: Honda Motor Co., Ltd.Inventors: Alan Seid, Masayuki Narita
-
Patent number: 8293379Abstract: The quenchable steel sheet has an alloy composition including carbon (C) in an amount of 0.15˜0.30 wt %, silicon (Si) in an amount of 0.05˜0.5 wt %, manganese (Mn) in an amount of 1.0˜2.0 wt %, boron (B) in an amount of 0.0005˜0.0040 wt %, sulfur (S) in an amount of 0.003 wt % or less, phosphorus (P) in an amount of 0.012 wt % or less, one or more selected from among calcium (Ca) in an amount of 0.0010˜0.0040 wt % and copper (Cu) in an amount of 0.05˜1.0 wt %, two or more selected from among cobalt (Co), zirconium (Zr) and antimony (Sb), and iron (Fe). Alloy elements are controlled to increasing hot ductility and enabling pressing at 600˜900° C. so that a tensile strength of 1400 MPa or more and an elongation of 8% or more are obtained after pressing.Type: GrantFiled: February 17, 2011Date of Patent: October 23, 2012Assignee: Hyundai Steel CompanyInventors: Taekjoon Kim, Seungha Lee, Seongju Kim
-
Patent number: 8293376Abstract: A steel strip having a metal coating on at least one surface of the strip. The coating includes an aluminum-zinc-silicon alloy containing magnesium and has small spangles. The magnesium concentration is between 1 and 5% by weight.Type: GrantFiled: April 5, 2006Date of Patent: October 23, 2012Assignee: Bluescope Steel LimitedInventors: Qiyang Liu, David Willis
-
Patent number: 8293378Abstract: A protective coating for a metal substrate is provided that is light, durable, galvanically protective, and easily applied at the site of manufacture. The coating has at least two layers, one of which is a galvanizing layer and one of which is a micro-composite of a galvanic metal and a non-conducting material, such as polymer. Such coatings are useful for example to protect pipes or other metal surfaces in corrosive environments. Methods of producing the coating are provided, including methods that use advanced spraying techniques to provide very thin but consistent layers. Using the advanced spraying methods the composite layer can be created by co-spraying the galvanic metal and the nonconductive material onto the surface of the galvanic coating. Optionally, an outer coat of insulating material can be applied to provide further protection to the surface.Type: GrantFiled: December 4, 2008Date of Patent: October 23, 2012Assignee: United States Pipe and Foundry Company LLCInventors: William H. Owen, A. Michael Horton, James Weber
-
Publication number: 20120240755Abstract: A composite ballistic armor or other composite component may be formed by placing one or more ceramic cores in a mold and introducing molten base metal into the mold, such that the molten base metal encapsulates the one or more ceramic cores to form the composite component. The ceramic cores may comprise, for example, porous packed-particle ceramic cores or pre-cast porous ceramic cores. The base metal may comprise, for example, a steel alloy, such as FeMnAl.Type: ApplicationFiled: March 23, 2011Publication date: September 27, 2012Applicant: Spokane IndustriesInventors: Tyrus Neil Tenold, Gregory George Tenold, Robert Gordon Tenold, Edward Robert Kaczmarek, Rod Alan Grozdanich
-
Publication number: 20120219823Abstract: A “faux stainless steel” may be produced by processing galvanized carbon steel through a temper mill using textured rolls to develop a “polished” type surface. The galvanized coating is not removed by abrasion but is compressed thereby providing a more uniform substrate than conventional polishing or brushing. The resulting strip may then be coated with an organic film to provide additional appearance and corrosion benefits including anti-fingerprint resistance.Type: ApplicationFiled: August 29, 2011Publication date: August 30, 2012Inventor: Frederick Alan Myers
-
Publication number: 20120202090Abstract: An aluminum bonding alloy is an Ni—Mg alloy for bonding aluminum and a non-aluminum metal selected from steel, copper, nickel or titanium. The Ni—Mg alloy consists essentially of 0.08-0.90 mass % Mg, and the balance of Ni and inevitable impurities. A clad material includes a non-aluminum metal layer made of the non-aluminum metal and a bonding alloy layer made of the aluminum bonding alloy. The non-aluminum metal layer and the bonding alloy layer are bonded together by pressure welding and diffusion bonding.Type: ApplicationFiled: October 25, 2010Publication date: August 9, 2012Applicant: NEOMAX MATERIALS CO., LTD.Inventors: Shinji Yamamoto, Masaaki Ishio
-
Patent number: 8221899Abstract: A joined body of dissimilar metals which is produced by joining a steel material and an aluminum alloy material, wherein the steel material to be joined has a specific composition and is specified in the compositions of outer surface oxide layer and inner oxide layer and the aluminum alloy material to be joined is an Al—Mg—Si-base aluminum alloy having a specific composition. In the joined body of dissimilar metals, a content of Fe at a joint interface on the aluminum alloy material side is regulated, and a reaction layer of Fe and Al is formed at the joint interface of the joined body of dissimilar metals. The joined body of dissimilar metals exhibits high joint strength.Type: GrantFiled: April 24, 2009Date of Patent: July 17, 2012Assignee: Kobe Steel, Ltd.Inventors: Mikako Takeda, Mamoru Nagao, Masao Kinefuchi
-
Publication number: 20120177946Abstract: The invention relates to an aqueous composition and to a method for the anticorrosion conversion treatment of metallic surfaces, particularly metallic materials which are assembled into composite structures, comprising steel or galvanized or alloy-galvanized steel and any combinations thereof, the composite structure being composed at least in part of aluminum or the alloys thereof. The aqueous composition according to the invention is based on a phosphating solution and contains, in addition to water-soluble compounds of zirconium and titanium, a quantity of free fluoride in a ratio that both permits phosphating of the steel and galvanized and/or alloy-galvanized steel surfaces and determines low pickling rates of the aluminum substrate with simultaneous passivation of the aluminum.Type: ApplicationFiled: March 19, 2012Publication date: July 12, 2012Applicant: Henkel AG & Co. KGaAInventors: Jan-Willem BROUWER, Jens Krömer, Matthias Hamacher, Stephan Winkels, Frank-Oliver Pilarek, Marc Balzer
-
Publication number: 20120177943Abstract: A metal substrate for a solar battery capable of inhibiting power generation efficiency of a unit solar cell from decrease due to a defect of the unit solar cell is provided. This metal substrate (1) for a solar battery includes a cladding material having a first metal layer (11) with a first surface (11a) formed with a unit solar cell (2) and a second metal layer (12) bonded to the first metal layer on a second surface (11b) opposite to the first surface, while a kurtosis (Rku) serving as an index indicating surface roughness of the first surface is not more than 7.Type: ApplicationFiled: January 12, 2011Publication date: July 12, 2012Applicant: NEOMAX MATERIALS CO., LTD.Inventors: Shinji Yamamoto, Ryouji Inoue, Keita Watanabe, Masaaki Ishio
-
Patent number: 8196958Abstract: A frame member for a frame assembly of a vehicle includes a first outer steel layer, a second outer steel layer and an aluminum core layer between the first outer steel layer and the second outer steel layer. The first outer steel layer, the second outer steel layer and the aluminum core layer are metallurgically bonded together.Type: GrantFiled: July 27, 2009Date of Patent: June 12, 2012Assignee: International Truck Intellectual Property Company, LLCInventor: Thomas William Cordea
-
Publication number: 20120135271Abstract: A hot dip Al—Zn coated steel sheet exhibits excellent corrosion resistance. The Al content in a coated film is 20-95% by mass. The Ca content is 0.01-10% by mass. Alternatively, the total content of Ca and Mg is 0.01-10% by mass. Preferably, the coated film includes an upper layer and an alloy phase present at the interface to a substrate steel sheet, and Ca or Ca and Mg are contained primarily in the upper layer. Also preferably, the Ca or Ca and Mg include an intermetallic compound with at least one type selected from Zn, Al, and Si. If Ca or Ca and Mg are contained in the coated film, as described above, these elements are contained in corrosion products generated in a bonded portion and exert effects of stabilizing the corrosion products and retarding proceeding of corrosion thereafter. Then, as a result, the corrosion resistance is improved.Type: ApplicationFiled: May 27, 2010Publication date: May 31, 2012Applicant: JFE STEEL CORPORATIONInventors: Toshihiko Ooi, Hiroki Nakamura, Shinji Ootsuka, Hiroyuki Masuoka, Masahiro Yoshida
-
Publication number: 20120121930Abstract: A composite material intended for components used in corrosive environments, wherein said material comprises a corrosion-resistant part and a load-bearing part, wherein said parts are disposed adjacent one another, wherein the corrosion-resistant part is a copper-aluminium alloy (Cu/Al) and wherein the load-bearing part is comprised of an iron-based (Fe), a nickel-based (Ni) or a cobalt-based (Co) alloy. The invention is characterized in that the diffusion barrier is disposed between the corrosion-resistant part and the load-bearing part, and in that the diffusion barrier contains one of the substances chromium (Cr) or iron (Fe) or iron (Fe) that contains one of the alloying substances chromium (Cr) or carbon (C).Type: ApplicationFiled: August 16, 2006Publication date: May 17, 2012Inventors: Kenneth Göransson, Mats Lundberg
-
Publication number: 20120121931Abstract: A joined body of dissimilar metals which is produced by joining a steel material and an aluminum alloy material, wherein the steel material to be joined has a specific composition and is specified in the compositions of outer surface oxide layer and inner oxide layer and the aluminum alloy material to be joined is an Al—Mg-base or Al—Zn—Mg-base aluminum alloy having a specific composition. In the joined body of dissimilar metals, a content of Fe at a joint interface on the aluminum alloy material side is regulated, and a reaction layer of Fe and Al is formed at the joint interface of the joined body of dissimilar metals. The joined body of dissimilar metals exhibits high joint strength.Type: ApplicationFiled: January 26, 2012Publication date: May 17, 2012Applicant: KABUSHIKI KAISHA KOBE SEIKO SHOInventors: Mikako TAKEDA, Mamoru Nagao, Masao Kinefuchi
-
Publication number: 20120088122Abstract: A galvanized steel sheet includes a surface-treatment film with 50 to 1200 mg/m2, wherein the surface-treatment film is obtained by applying a surface-treatment agent to a surface of a galvanized steel sheet and drying the surface-treatment agent by heating; and the surface-treatment agent is prepared as a mixture having a pH of 8 to 10 and containing, with specific proportions, a water-soluble zirconium compound, a tetraalkoxysilane, an epoxy-group-containing compound, a chelating agent, a silane coupling agent, vanadic acid, and a metal compound.Type: ApplicationFiled: March 31, 2010Publication date: April 12, 2012Applicant: JFE STEEL CORPORATIONInventors: Takeshi Matsuda, Akira Matsuzaki, Masato Sasaki, Katsutoshi Takashima
-
Publication number: 20120070686Abstract: A method of welding including forming a filler material of a first oxide dispersoid metal, the first oxide dispersoid material having first strengthening particles that compensate for decreases in weld strength of friction stir welded oxide dispersoid metals; positioning the filler material between a first metal structure and a second metal structure each being comprised of at least a second oxide dispersoid metal; and friction welding the filler material, the first metal structure and the second metal structure to provide a weld.Type: ApplicationFiled: September 21, 2010Publication date: March 22, 2012Applicant: UT-BATTELLE, LLCInventor: Weiju Ren
-
Patent number: 8133596Abstract: Cookware having improved uniform heat transfer over the entire cross section thereof, the cookware formed from a multi-layered composite metal having a layer of stainless steel roll bonded at or near the core of the composite to act as a thermal barrier and provide more uniform heat distribution on the cook surface. The stainless layer is roll bonded to layers of aluminum which, in turn, is roll bonded to layers of stainless steel or aluminum or copper. The layer of stainless steel adjacent to the cooking range may be a ferromagnetic grade of stainless steel if induction-type heating is desired. The cookware may include a non-stick surface applied thereto.Type: GrantFiled: February 4, 2011Date of Patent: March 13, 2012Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
-
Publication number: 20120048864Abstract: A cookware made from a five-layered composite sheet includes a core layer of carbon steel, two layers of aluminum bonded to the core layer such that the core layer is sandwiched between the two layers of aluminum, two layers of stainless steel bonded on the two layers of aluminum respectively and defining two outer layers of the cookware.Type: ApplicationFiled: June 23, 2011Publication date: March 1, 2012Inventor: Arlo Lin
-
Publication number: 20120052324Abstract: Provided herein is an electric Al—Zr—Mn alloy-plating bath which comprises (A) an aluminum halide; (B) one or at least two kinds of compounds selected from the group consisting of N-alkylpyridinium halides, N-alkylimidazolium halides, N,N?-dialkyl-imidazolium halides, N-alkyl-pyrazolium halides, N,N?-dialkyl-pyrazolium halides, N-alkylpyrrolidinium halides and N,N-dialkyl-pyrrolidinium halides; (C) a zirconium halide; and (D) a manganese halide, in which the molar ratio of the aluminum halide (A) to the compound (B) ranges from 1:1 to 3:1. The plating bath never involves any risk of causing an explosion and can provide a smooth and fine Al—Zr—Mn alloy-plated film. Moreover, the resulting film has high resistance to corrosion even when it does not contain any chromium and therefore, it is quite suitable from the viewpoint of the environmental protection and it can thus be used in a wide variety of applications including the plating of parts for motorcars, and the plating of parts for electrical appliances.Type: ApplicationFiled: August 30, 2010Publication date: March 1, 2012Applicants: HONDA MOTOR CO., LTD., DIPSOL CHEMICALS CO., LTD.Inventors: Manabu Inoue, Tadahiro Ohnuma, Tsutomu Miyadera
-
Publication number: 20120017481Abstract: Firearms and firearm components are constructed from bonded multi-metallic base materials comprising at least two dissimilar metallic materials having different properties, such as weight, density, wear resistance, durability, hardness, and the like, bonded to one another. The components are fabricated such that the metallic material having higher impact- and wear-resistance is positioned at areas that experience impact, or that include bearing points, wear points, and interfaces with other components, while a lighter weight metallic material is positioned at component locations that don't have rigorous material property requirements. The bonded multi-metallic materials may be explosively bonded multi-metallic materials.Type: ApplicationFiled: July 7, 2011Publication date: January 26, 2012Applicant: PACIFIC AEROSPACE & ELECTRONICS, INC.Inventors: Nelson Clare SETTLES, Shaun Michael McGUIRE
-
Publication number: 20120015211Abstract: The present invention relates to methods of fabricating nanostructures using a replacement reaction. In a preferred embodiment, metal particles in an inert atmosphere undergo a replacement reaction to form a layer on the metal particle which is removed to form a high surface area nanostructure. A preferred embodiment includes the fabrication of heater elements, powders and heater assemblies using the nanostructures.Type: ApplicationFiled: March 16, 2010Publication date: January 19, 2012Inventors: Zhiyong Gu, Qingzhou Cui, Julie Chen
-
Publication number: 20110300407Abstract: Provided are a coated steel sheet, a hot press formed product using the steel sheet, and a producing method thereof. Conditions for hot-dip coating bath are optimized when an aluminum-coated steel sheet is produced using a hot rolled steel sheet or a cold rolled steel sheet, and processes are controlled during production of a hot press formed product from the steel sheet, thereby forming a coating layer having a high ratio of (Fe3Al+FeAl) compound layer on the surface of the steel sheet. In cases where the (Fe3Al+FeAl) compound layer has an appropriate occupancy ratio with respect to the whole thickness of the coating layer, good resistance against crack and corrosion can be achieved to improve a local corrosion resistance of the hot press formed product, particularly, a pitting corrosion resistance. Therefore, high-quality hot press formed products can be produced with high productivity and lower costs.Type: ApplicationFiled: January 8, 2010Publication date: December 8, 2011Applicant: POSCOInventors: Yeol-Rae Cho, Tai-Ho Kim, Sung-Ho Park, Eung-Ryul Baek
-
Publication number: 20110274945Abstract: The present invention provides a Zn—Al—Mg—Cr alloy-coated steel material with excellent corrosion resistance. A molten Zn—Al—Mg—Si—Cr alloy-coated steel material which is a steel material having a Zn—Al—Mg—Cr alloy coating layer and which has an interfacial alloy layer formed of coating layer components and Fe at the coating layer-steel material interface, wherein the interfacial alloy layer has a multilayer structure consisting of an Al—Fe-based alloy layer and an Al—Fe—Si-based alloy layer and furthermore, the Al—Fe—Si-based alloy layer contains Cr.Type: ApplicationFiled: January 14, 2010Publication date: November 10, 2011Applicant: Nippon Steel CorporationInventors: Nobuyuki Shimoda, Yasuhide Morimoto
-
Patent number: 8053087Abstract: The invention relates to an antifriction composite comprising a metal support layer, an intermediate layer produced from an aluminum alloy and a bearing layer produced from an aluminum alloy. The components of the aluminum alloys of the intermediate layer and the bearing layer are identical except for an additional soft phase portion in the bearing layer. Said soft phase portion may include lead, tin and/or bismuth. The invention also relies to a method for producing the inventive antifriction composite.Type: GrantFiled: May 22, 2006Date of Patent: November 8, 2011Assignee: Federal-Mogul Wiesbaden GmbHInventor: Peter Neuhaus
-
Patent number: 8012599Abstract: The surface-treated steel sheet has a zinc-based plated steel sheet, a surface-treatment coating being formed on the surface of the zinc-based steel sheet by applying and drying a surface treatment coating composition thereon, and a top coating being formed by applying and drying a coating composition for top coating on the surface-treatment coating. The surface treatment coating composition contains a water-epoxy resin dispersion, a silane coupling agent, and phosphoric acid and/or a hexafluorometal acid. The coating composition for top coating contains a high molecular weight epoxy group-containing resin having number average molecular weights ranging from 6000 to 20000.Type: GrantFiled: October 26, 2007Date of Patent: September 6, 2011Assignees: JFE Steel Corporation, Kansai Paint Co., Ltd.Inventors: Tatsuya Miyoshi, Kenichi Sasaki, Naoto Yoshimi, Akira Matsuzaki, Kazuhisa Okai, Takao Ooshima, Takashi Nakano, Masahiro Murata, Syoichi Tanaka
-
Publication number: 20110165436Abstract: Coated steel having a well defined and uniform thickness is useful and advantageous for preparing products by hot stamping. Products prepared by hot stamping such a steel are particularly advantageous when subjected to a subsequent spot welding step.Type: ApplicationFiled: October 30, 2006Publication date: July 7, 2011Applicant: ARCELORMITTAL FRANCEInventors: Pascal Drillet, Dominique Spehner, Ronald Kefferstein
-
Publication number: 20110159314Abstract: The quenchable steel sheet has an alloy composition including carbon (C) in an amount of 0.15˜0.30 wt %, silicon (Si) in an amount of 0.05˜0.5 wt %, manganese (Mn) in an amount of 1.0˜2.0 wt %, boron (B) in an amount of 0.0005˜0.0040 wt %, sulfur (S) in an amount of 0.003 wt % or less, phosphorus (P) in an amount of 0.012 wt % or less, one or more selected from among calcium (Ca) in an amount of 0.0010˜0.0040 wt % and copper (Cu) in an amount of 0.05˜1.0 wt %, two or more selected from among cobalt (Co), zirconium (Zr) and antimony (Sb), and iron (Fe). Alloy elements are controlled to increasing hot ductility and enabling pressing at 600˜900° C. so that a tensile strength of 1400 MPa or more and an elongation of 8% or more are obtained after pressing.Type: ApplicationFiled: February 17, 2011Publication date: June 30, 2011Applicant: HYUNDAI STEEL COMPANYInventors: Taekjoon KIM, Seungha LEE, Seongju KIM
-
Patent number: 7968210Abstract: An exemplary embodiment of an aluminum type plated steel sheet which excels in discoloration resistance, and weldability, which does not decorate after re-heating and which can prevent increasing of strength, and a heat shrink band using the same are provided. For example, the heat shrink band can be made of an aluminum type plated steel sheet consisting of a steel sheet being composed of, e.g., not more than about 0.005 mass % of C; not more than about 0.005 mass % of N; not less than about 0.1 mass % and not more than about 0.5 mass % of Si; not more than about 0.1 mass % of P; not more than about 0.02 mass % of S; not less than about 1.05 mass % and not more than 2.0 mass % of Mn; not more than 1.0 mass % of sol Al; a residual amount of Fe and inevitable impurities, and an aluminum type plated layer mainly consisting of Al being deposited thereon. Such exemplary sheet can be prevented from a discoloration upon, e.g., being re-heated at a temperature of not less than about 500° C.Type: GrantFiled: February 9, 2006Date of Patent: June 28, 2011Assignee: Nippon Steel CorporationInventors: Kunio Nishimura, Masayuki Abe, Haruhiko Eguchi, Yoshihisa Takada
-
Patent number: 7960034Abstract: Multi-ply composite cookware consisting of different metal combinations to include the beauty of copper on the exterior coupled with its excellent heat distribution/conductivity properties within the interior to provide thermally efficient, durable and cosmetically pleasing cookware. In several embodiments of the present invention, a layer of silver is also preferably employed in the interior thereof between adjacent aluminum layers to further improve thermal conductivity.Type: GrantFiled: March 31, 2008Date of Patent: June 14, 2011Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
-
Patent number: 7955444Abstract: A high tensile steel sheet having 980 MPa or higher tensile strength with excellent elongation and stretch-flange formability, suitable for the press-forming of complex cross sectional shape such as automobile parts, is manufactured by adjusting the steel to consist essential of a ferrite single phase structure, to precipitate carbide containing Ti, Mo, and V, of smaller than 10 nm of average particle size, in dispersed state, and to have an average composition of the carbide containing Ti, Mo, and V satisfying [V/(Ti+Mo+V)?0.3 (atomic ratio].Type: GrantFiled: August 3, 2006Date of Patent: June 7, 2011Assignee: JFE Steel CorporationInventors: Tamako Ariga, Takeshi Yokota, Akio Kobayashi, Kazuhiro Seto
-
Patent number: 7951465Abstract: To provide a steel-aluminum welded material and a spot welding method therefor having high weld strength. The steel-aluminum welded material 3 includes a steel material 1 and an aluminum material 2 having predetermined widths. The area of a nugget 5 of a spot-welded part is determined as a function of the thickness of the aluminum material 2, and the area of a part of the nugget 5 corresponding to a part having a thickness in a range between 0.5 and 10 ?m of an interface reaction layer 6 is defined as a function of the thickness of the aluminum material 2.Type: GrantFiled: April 20, 2005Date of Patent: May 31, 2011Assignee: Kobe Steel, Ltd.Inventors: Wataru Urushihara, Mikako Takeda, Katsushi Matsumoto, Jun Katoh, Yasuaki Sugizaki, Hidekazu Ido
-
Publication number: 20110123826Abstract: Cookware having improved uniform heat transfer over the entire cross section thereof, the cookware formed from a multi-layered composite metal having a layer of stainless steel roll bonded at or near the core of the composite to act as a thermal barrier and provide more uniform heat distribution on the cook surface. The stainless layer is roll bonded to layers of aluminum which, in turn, is roll bonded to layers of stainless steel or aluminum or copper. The layer of stainless steel adjacent to the cooking range may be a ferromagnetic grade of stainless steel if induction-type heating is desired. The cookware may include a non-stick surface applied thereto.Type: ApplicationFiled: February 4, 2011Publication date: May 26, 2011Applicant: ALL-CLAD METALCRAFTERS LLCInventor: William A. Groll
-
Patent number: 7943883Abstract: There is provided a method for joining an iron member and an aluminum member, the iron member including a plated layer at least on a joining side with the aluminum member; the aluminum member formed of an aluminum cladding material including an aluminum core material mainly formed of aluminum and an aluminum alloy layer with a melting point lower than that of the aluminum core material, cladded on a joining side with the iron member; the method including a step of stacking the iron member and the aluminum member, and a step of joining the iron member and the aluminum member.Type: GrantFiled: October 16, 2007Date of Patent: May 17, 2011Assignee: Honda Motor Co., Ltd.Inventors: Kazuyoshi Doira, Noboru Hayashi, Masaaki Fujimoto
-
Patent number: 7927714Abstract: A metallic article for high temperature applications such as a turbine engine component is protected by a thermal barrier coating system on the article's metallic substrate. The thermal barrier coating system includes a bond coat layer of aluminum containing alloy on the metal substrate, an alumina layer on the bond coat layer and a ceramic thermal barrier layer on the alumina layer. The bond coat layer is doped with elemental barium that enhances the creep resistance of the alumina layer, thus, minimizing spallation of the ceramic thermal barrier layer.Type: GrantFiled: August 20, 2008Date of Patent: April 19, 2011Assignee: The Trustees of Princeton UniversityInventors: Emily A. Carter, Ivan Milas
-
Patent number: RE44153Abstract: Hot-rolled steel sheet which then can be cold-rolled, coated, the steel in the sheet having the following composition by weight: 0.15%<carbon<0.5% 0.5%<manganese<3% 0.1%<silicon<0.5% 0.01%<chromium<1% titanium<0.2% aluminum<0.1% phosphorus<0.1% sulfur<0.05% 0.0005%<boron<0.08%, the remainder being iron and impurities inherent in processing, the sheet ensuring a very high mechanical resistance after thermal treatment and the aluminum-based coating ensuring a high resistance to corrosion.Type: GrantFiled: August 8, 2011Date of Patent: April 16, 2013Assignee: ArcelorMittal Atlantique et LorraineInventors: Jean-Pierre Laurent, Jean-Paul Hennechart, Dominique Spehner, Jacques Devroc
-
Patent number: RE44510Abstract: The invention relates to tuned multifunctional linker molecules for charge transport through organic-inorganic composite structures. The problem underlying the present invention is to provide multifunctional linker molecules for tuning the conductivity in nanoparticle-linker assemblies which can be used in the formation of electronic networks and circuits and thin films of nanoparticles. The problem is solved according to the invention by providing a multifunctional linker molecule of the general structure CON1-FUNC1-X-FUNC2-CON2 in which X is the central body of the molecule, FUNC1 and FUNC2 independently of each other are molecular groups introducing a dipole moment and/or capable of forming inter-molecular and/or intramolecular hydrogen bonding networks, and CON1 and CON2 independently of each other are molecular groups binding to nanostructured units comprising metal and semiconductor materials.Type: GrantFiled: September 15, 2012Date of Patent: September 24, 2013Assignee: Sony Deutschland GmbHInventors: Jurina Wessels, William E. Ford, Akio Yasuda