Abstract: A composite material for an electrical/electronic part, which is used as a material for use in an electrical/electronic part, containing: a metal base material having at least a surface formed of Cu or a Cu alloy; and an insulating film provided on at least a part of the metal base material; wherein a metal layer having Cu diffused in Ni or a Ni alloy is interposed between the metal base material and the insulating film; and wherein the ratio of the number of Cu atoms to the number of Ni atoms (Cu/Ni) obtained by analyzing the outermost surface of the metal layer by Auger electron spectroscopy is 0.005 or more.

Abstract: A cobalt-nickel base alloy is disclosed. The alloy includes, in weight percent: greater than about 4% of Al, about 10 to about 20% of W, about 10 to about 40% Ni, about 5 to 20% Cr and the balance Co and incidental impurities. The alloy has a microstructure that is substantially free of a CoAl phase having a B2 crystal structure and configured to form a continuous, adherent aluminum oxide layer on an alloy surface upon exposure to a high-temperature oxidizing environment. A method of making an article of the alloy includes: selecting the alloy; forming an article from the alloy; solution-treating the alloy; and aging the alloy to form an alloy microstructure that is substantially free of a CoAl phase having a B2 crystal structure, wherein the alloy is configured to form a continuous, adherent aluminum oxide layer on an alloy surface upon exposure to a high-temperature oxidizing environment.

Abstract: The present disclosure uses different kinds of surface treatment processes on titanium-made dental implants. The growth and attachment conditions of bone cells (MC3T3-E), fibroblasts (NIH 3T3) and epidermal cells (XB-2) on the metal surface of titanium slices with different surface treatments are observed. Tetra-calcium phosphate is used to perform secondary sand-blasting process to clean up the metal surface and provide calcium ions for osteoblastoma physiology. Thus, by adjusting the cells adhesive and proliferative abilities, the success rate of the clinical applications in dental implant is improved.

Abstract: A zipper component includes a metal plating film provided on the surface of a component body made of a metal. Further, in the zipper component, at least a part of the component body has been thermally treated before bending and thus the metal plating film has a recrystallized structure wherein at least a part of the metal plating film been recrystallized. Accordingly, since the ductility of the metal plating film can be improved, even when the zipper component is bent, the metal plating film can be deformed to follow the deformation of the component body. Therefore, the occurrence of crevicing or cracking in the metal plating film can be prevented.

Abstract: A high strength hot dip galvanized steel strip including, in mass percent, of the following elements: 0.10-0.18% C, 1.90-2.50% Mn, 0.30-0.50% Si, 0.50-0.70% Al, 0.10-0.50% Cr, 0.001-0.10% P, 0.01-0.05% Nb, max 0.004% Ca, max 0.05% S, max 0.007% N, and optionally at least one of the following elements: 0.005-0.50% Ti, 0.005-0.50% V, 0.005-0.50% Mo, 0.005-0.50% Ni, 0.005-0.50% Cu, max 0.005% B, the balance Fe and inevitable impurities, wherein 0.80%<Al+Si<1.05% and Mn+Cr>2.10%. This steel offers improved formability at a high strength, has a good weldability and surface quality together with a good produce-ability and coat-ability.

Abstract: Coatings suitable for use as protective oxide-forming coatings on Nb-based substrates exposed to high temperatures and oxidative environments. The coatings contain chromium and/or molybdenum, preferably contains silicon, and optionally contains niobium, titanium, hafnium, iron, rhenium, tantalum, and/or tungsten, which in combination form multiple intermetallic phases, which in combination form one or more intermetallic phases that promote the formation of a slow-growing oxide scale. Depending on the particular coating composition, the intermetallic phases maybe: a silicon-modified Cr2Nb Laves phase and optionally a chromium solid solution phase, a CrNbSi intermetallic phase, and/or an M3Si intermetallic phase where M is niobium, titanium, and/or chromium; or M5Si3, MSi2 and/or M3Si2 where M is molybdenum, niobium, titanium, chromium, hafnium, iron, rhenium, tantalum, and/or tungsten.

Abstract: The high-strength steel sheet includes, by mass %: C: 0.01% to 0.10%; Si: 0.15% or less; Mn: 0.80% to 1.80%; P: 0.10% or less; S: 0.015% or less; Al: 0.10% to 0.80%; Cr: 0.01% to 1.50%; N: 0.0100% or less; and a balance consisting of iron and inevitable impurities, in which a metallic structure is composed of ferrite and a hard second phase, the area fraction of the ferrite is 80% or more, the area fraction of the hard second phase is 1% to 20%, the fraction of unrecrystallized ferrite in the ferrite is less than 10%, the ferrite grain sizes are 5 ?m to 20 ?m, and the fraction of the ferrite crystal grains having an aspect ratio of 1.2 or less in the entire ferrite crystal grains is 60% or more.

Abstract: The invention relates to a method for carrying out the diffusion treatment on the coating of engineering parts resistant to marine climate. The method comprises the following steps: 1. pre-treating the parts; 2. pre-heating the parts in a protective atmosphere furnace; 3. immersing the pre-heated parts in a plating solution in away that the parts are rotated in the submerging process; 4. undergoing the diffusion treatment, particularly, putting the immersion-plated parts into a vacuum furnace, holding at 800 to 950 DEG C for 1 to 3 hours, then reducing the temperature gradually and taking out the parts, and forming a diffusion layer on a substrate through the diffusion of atoms at the interface to achieve the metallurgical combination between the coating and the substrate. The parts treated by the method of the invention are highly resistant to corrosion and scouring erosion under the condition of marine climate.

Abstract: A magnetic recording medium comprises a substrate; a heatsink layer comprising a layer of crystallized CuTi; and a hard magnetic recording layer. The crystallized CuTi is applied in an amorphous state and then crystallized through heating. The use of this heatsink improves surface and underlayer roughness compared to previous heatsink designs.

Abstract: In one embodiment, a method for forming an article with a diffusion portion comprises: forming a slurry comprising chromium and silicon, applying the slurry to the article, and heating the article to a sufficient temperature and for a sufficient period of time to diffuse chromium and silicon into the article and form a diffusion portion comprising silicon and a microstructure comprising ?-chromium. In one embodiment, a gas turbine component comprises: a superalloy and a diffusion portion having a depth of less than or equal to 60 ?m measured from the superalloy surface into the gas turbine component. The diffusion portion has a diffusion surface having a microstructure comprising greater than or equal to 40% by volume ?-chromium.

Abstract: In a Cu wiring forming method which is followed by a post-process including a treatment of a temperature of 500° C. or higher, an adhesion film made of a metal having a lattice spacing that differs from the lattice spacing of Cu by 10% or less is formed on a substrate having a trench and/or a hole in the surface such that the adhesion film is deposited on at least the bottom and side surfaces of the trench and/or hole. A Cu film is formed on the adhesion film to fill the trench and/or hole. An annealing process is performed on the substrate on which the Cu film has been formed at 350° C. or higher. The CU film is polished to leave only the part of the Cu film which corresponds to the trench and/or hole. A cap is formed on the polished Cu film to form a Cu wiring.

Abstract: A stent includes: a main body unit including a plurality of through holes and configured to have a net-like shape; and a coating unit filling the through holes of the main body unit and configured as a layer on the main body unit, wherein the main body unit has force of restitution to be restored to its original shape, and the coating unit includes a support unit for maintaining the shape of the main body unit by hampering the restoration of the main body unit and a blocking unit blocking the through holes of the main body unit to discriminate the interior and the exterior of the main body unit. The stent can be quickly expanded in a blood vascular system, or the like, after being inserted into the body in a surgical procedure, thus improving expansion (or extension) effect.

Abstract: The present invention is directed to provide a method for manufacturing a die for press forming of glass in which cracks are not easily caused in a surface covering layer. A surface covering layer made of an amorphous Ni—P alloy is formed on the surface of a base material made of a steel having a martensitic structure or made of steel in which ?-carbide is dispersed in low carbon martensite matrix. Then, the base material and the surface covering layer are heated to change the base material into a troostitic structure or a sorbitic structure and change the surface covering layer into a eutectic structure of Ni and Ni3P. Preferably, the base material contains 0.3 wt % or more and 2.7 wt % or less of carbon and 13 wt % or less of chromium, and the heat treatment is carried out at 270° C. or more.

Abstract: The current invention is directed to a medical implant made of bulk-solidifying amorphous alloys and methods of making such medical implants, wherein the medical implants are biologically, mechanically, and morphologically compatible with the surrounding implanted region of the body.

Abstract: A luminescent element includes a luminescent glass and a metal layer with a metal microstructure formed on a surface of the luminescent glass; wherein the luminescent glass has a chemical composition: aR2O.bZnO.cSiO2.nMnO2, wherein R represents the alkali metal element, a, b, c, and n are, by mole parts, 9.5˜40, 8˜40, 35˜70, and 0.01˜1, respectively. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.

Abstract: A luminescent element is disclosed including: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; wherein the luminescent substrate comprises a luminescent material with a chemical composition of Y2SiO5:Tb. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent devices with ultrahigh brightness.

Abstract: An Al—Zn—Si—Mg alloy coated strip that has Mg2Si phase particles that are?2 ?m and have a globular shape. A method of forming an Al—Zn—Si—Mg alloy coated strip comprises (a) heat treating a solidified coating to facilitate globularisation of Mg2Si phase particles in the coating and/or (b) changing the coating bath chemistry to form intermetallic compound phases that act as nucleation sites for Mg2Si phase particles with the result that small Mg2Si particles form on solidification of the coating.

Abstract: The invention is a high-strength, pre-coated, aluminum or aluminum-alloy component comprising an aluminum or aluminum-alloy article having ultra-fine, submicron grain microstructure and an organic coating of phenolic resin applied to the surface of the article. The article is prepared from a coarse grain aluminum or aluminum-alloy material that is cryomilled into an ultra-fine, submicron grain material, degassed, and densified. The densified material is formed into an article, and coated with an organic coating containing phenolic resin prior to installation or assembly.

Abstract: An elongated steel element (12) with a martensite, tempered martensite, bainite or sorbite structure has a polymer coating (16) with a thickness lower than 20 ?m immediately upon the elongated steel element (14). The friction coefficient and corrosion resistance are both improved by the polymer coating at a lower cost.

Abstract: A process by which a nickel-based superalloy substrate prone to deleterious reactions with an aluminum-rich coating can be stabilized by carburization. The process generally entails processing the surface of the substrate to be substantially free of oxides, heating the substrate in a non-oxidizing atmosphere to a carburization temperature, and then contacting the surface of the substrate with a carburization gas mixture comprising a diluted low activity hydrocarbon gas while maintaining the substrate at the carburization temperature. While at the carburization temperature and contacted by the carburization gas, carbon atoms in the carburization gas dissociate therefrom, transfer onto the surface of the substrate, diffuse into the substrate, and react with refractory metals within the substrate to form refractory metal carbides within a carburized region beneath the surface of the substrate. The substrate is then cooled in a non-oxidizing atmosphere to terminate carbide formation.

Abstract: Methods are provided for bonding pure rhenium to a substrate comprising a material. Non-lubricated components configured to have friction contact with another component are also provided. In an embodiment, by way of example only, a method includes disposing a eutectic alloy over the substrate to form an inter layer, the eutectic alloy comprised essentially of a base alloy and one or more melting point depressants and having a melting temperature that is lower than a melting temperature of the substrate material and a melting temperature of rhenium, placing pure rhenium over the inter layer, and heating the inter layer to a temperature that is substantially equal to or greater than the melting temperature of the eutectic alloy, but that is below the melting temperature of the substrate material and the melting temperature of the pure rhenium to bond the pure rhenium to the substrate.

Abstract: Medical devices made at least in part of amorphous metals or alloys are provided. Certain embodiments include filters, stents, guidewires, snares, and coils comprised of amorphous metal. Methods of forming the medical devices, including methods of shape setting amorphous metals or alloys into components of medical devices are also provided. Methods of using amorphous metal medical devices are also provided.

Abstract: A metallic material for a connecting part, having a rectangular wire material of copper or a copper alloy as a base material, and formed at an outermost surface thereof, a copper-tin alloy layer substantially composed of copper and tin, wherein the copper-tin alloy layer of the outermost surface further contains at least one selected from the group consisting of zinc, indium, antimony, gallium, lead, bismuth, cadmium, magnesium, silver, gold, and aluminum, in a total amount of 0.01% or more and 1% or less in terms of mass ratio with respect to the content of the tin.

Abstract: A low friction top coat over a multilayer metal/ceramic bondcoat provides a conductive substrate, such as a rotary tool, with wear resistance and corrosion resistance. The top coat further provides low friction and anti-stickiness as well as high compressive stress. The high compressive stress provided by the top coat protects against degradation of the tool due to abrasion and torsional and cyclic fatigue. Substrate temperature is strictly controlled during the coating process to preserve the bulk properties of the substrate and the coating. The described coating process is particularly useful when applied to shape memory alloys.

Abstract: The present invention relates to a luminescent glass element comprising a luminescent glass substrate, which a metal layer is positioned on a surface thereof. The metal layer is provided with a metal microstructure. The luminescent glass substrate has composite oxides represented as the following formula: aM2O.bY2O3.cSiO2.dPr2O3, wherein M represents alkali metal element, a, b, c and d are, by mol part, 25-60, 1-30, 20-70 and 0.001-10 respectively. The present invention also provides a producing method of the luminescent glass element and a luminescing method thereof. The metal layer is positioned on the luminescent glass substrate, thereby improving luminescence efficiency of the luminescent glass substrate. The luminescent glass element can be used in luminescent devices with ultrahigh brightness or high-speed operation.

Abstract: The present invention relates to a luminescent glass element comprising a luminescent glass substrate, which a metal layer is positioned on a surface thereof. The metal layer is provided with a metal microstructure. The luminescent glass substrate has composite oxides represented as the following formula: aM2O.bY2O3.cSiO2.dSm2O3, wherein M represents alkali metal element, a, b, c and d are, by mol part, 25-60, 1-30, 20-70 and 0.001-10 respectively. The present invention also provides a producing method of the luminescent glass element and a luminescing method thereof. The metal layer is positioned on the luminescent glass substrate, thereby improving luminescence efficiency of the luminescent glass substrate. The luminescent glass element can be used in luminescent devices with ultrahigh brightness or high-speed operation.

Abstract: The present invention relates to a luminescent glass element comprising a luminescent glass substrate, which a metal layer is positioned on a surface thereof. The metal layer is provided with a metal microstructure. The luminescent glass substrate has composite oxides represented as the following formula: aM2O.bY2O3.cSiO2.dEu2O3, wherein M represents alkali metal element, a, b, c and d are, by mol part, 25-60, 1-30, 20-70 and 0.001-10 respectively. The present invention also provides a producing method of the luminescent glass element and a luminescing method thereof. The metal layer is positioned on the luminescent glass substrate, thereby improving luminescence efficiency of the luminescent glass substrate. The luminescent glass element can be used in luminescent devices with ultrahigh brightness or high-speed operation.

Abstract: The present invention relates to a luminescent glass element comprising a luminescent glass substrate, which a metal layer is positioned on a surface thereof. The metal layer is provided with a metal microstructure. The luminescent glass substrate has composite oxides represented as the following formula: aM2O.bY2O3.cSiO2.dCe2O3, wherein M represents alkali metal element, a, b, c and d are, by mol part, 25-60, 1-30, 20-70 and 0.001-10 respectively. The present invention also provides a producing method of the luminescent glass element and a luminescing method thereof. The metal layer is positioned on the luminescent glass substrate, thereby improving luminescence efficiency of the luminescent glass substrate. The luminescent glass element can be used in luminescent devices with ultrahigh brightness or high-speed operation.

Abstract: The present invention relates to a luminescent glass element comprising a luminescent glass substrate, which a metal layer is positioned on a surface thereof. The metal layer is provided with a metal microstructure. The luminescent glass substrate has composite oxides represented as the following formula: aM2O.bY2O3.cSiO2.dTm2O3, wherein M represents alkali metal element, a, b, c and d are, by mol part, 25-60, 1-30, 20-70 and 0.001-10 respectively. The present invention also provides a producing method of the luminescent glass element and a luminescing method thereof. The metal layer is positioned on the luminescent glass substrate, thereby improving luminescence efficiency of the luminescent glass substrate. The luminescent glass element can be used in luminescent devices with ultrahigh brightness or high-speed operation.

Abstract: A crash box for installation between a bumper crossbeam and a side rail of a motor vehicle is made from a longitudinal beam made of a steel alloy having the following composition in weight-%, 0.15 to 0.30% of carbon (C), 0.10 to 0.70% of silicon (Si), 1.00 to 2.50% of manganese (Mn), 0.10 to 0.50% of chromium (Cr), 0.02 to 0.05% of titanium (Ti), 0.001 to 0.005% of boron (B), 0.01 to 0.06% of aluminum (Al), up to 0.50% of molybdenum (Mo), max. 0.025% of phosphorus (P), max. 0.015% of sulfur (S), remainder iron (Fe) including impurities resulting from smelting. The longitudinal beam is hot-formed and press-hardened and then heat-treated at a temperature of 200° C. to 800° C., with a material of the longitudinal beam having a bend angle of greater than or equal to 60° after heat treatment and measured in accordance with DIN EN ISO 7438.

Abstract: A lead frame for optical semiconductor devices in which a layer 2 composed of silver or a silver alloy is formed on an electrically-conductive substrate 1, having: a surface layer 4 composed of a metal or alloy thereof excellent in corrosion resistance as an outermost layer, wherein a concentration of a metallic component excellent in corrosion resistance of the surface layer is 50% by mass or more at the uppermost portion of the surface layer, and wherein a solid-solution layer 3 of silver and a metallic material which is a main component of the surface layer is formed between the surface layer and the layer composed of silver or a silver alloy.

Abstract: 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 aluminium- or aluminium 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.

Abstract: The present invention provides a graphene-coated member of a novel structure, and a process for producing such graphene-coated members. A graphene-coated member according to a first invention is a graphene-coated member that has a graphene film on a surface of a metallic base of a desired shape. The base includes carbon in a solid-solution state, and the graphene film is formed from solid-solution carbon precipitated at the base surface.

Abstract: A superalloy article which comprises a substrate comprised of a superalloy, a bond coat comprised of MCrAlY wherein M is a metal selected from the group consisting of cobalt, nickel and mixtures thereof applied onto at least a portion of the substrate and a ceramic top coat applied over at least a portion of the bond coat. The bond coat is exposed to a temperature of within the range of between about 1600-1800° F. subsequent to its application onto the substrate.

Abstract: Disclosed is a high-strength hot dip galvannealed steel sheet having high powdering resistance produced by employing such a constitution that a Fe—Zn alloy plated layer is provided on at least one side of a basis steel sheet and a region in which Al (atomic %)/Zn (atomic %)?0.10 is present in a thickness of 300 ? or more from the surface of the plated layer along the depth direction of the plated layer. Also disclosed is a hot dip galvannealed steel sheet whose formability is greatly improved by optionally specifying chemical composition and structure of the basis steel sheet.

Abstract: A method of fabricating an interconnection between a region of copper material and a conducting region is disclosed. The method includes a step of forming a region of tin material and a step of forming a region of nickel material. The method also includes a step of melting the tin material to induce formation of a nickel/tin/copper intermetallic composition at an interface between the region of copper material and the conducting region. The region of tin material and the region of nickel material define the interface between the region of copper material and the conducting region.

Abstract: The present invention provides hot dip galvanized high strength steel sheet excellent in plating adhesion and hole expandability and a method of production of the same, that is, hot dip galvanization steel sheet excellent in plating adhesion and hole expandability containing, by mass %, C: 0.08 to 0.35%, Si: 1.0% or less, Mn: 0.8 to 3.5%, P: 0.03% or less, S: 0.03% or less, Al: 0.25 to 1.8%, Mo: 0.05 to 0.35%, and N: 0.010% or less and having a balance of Fe and unavoidable impurities, said hot dip galvanized high strength steel characterized in that the steel sheet has a metal structure having ferrite, bainite, by area percent, 0.5% to 10% of tempered martensite, and, by volume percent, 5% or more of residual austenite, and a method of production comprising annealing by a continuous annealing process at 680 to 930° C. in temperature, then cooling to the martensite transformation point or less, then hot dip galvanizing the steel during which heating the steel to 250 to 600° C., then hot dip galvanizing it.

Abstract: A method for developing fine grained, thermally stable metallic material in which friction stir welding or friction stir processing is performed along at least a portion of the material. Thereafter, a thin layer is removed from either side, or both sides of the material to eliminate the origin of abnormal grain growth occurring when the friction stir welded or friction stir processed material is subjected to subsequent hot forming processes. A sheet of extraneous material is optionally attached to either side, or both sides of the material prior to the friction stir welding or friction stir processing, and this extraneous material is removed after the friction stir welding or friction stir processing. A layer containing pinning particles or a sheet of extraneous material containing pinning particles is further optionally introduced on either side, or both sides of the material prior to the friction stir processing.

Abstract: A treatment solution for an insulation coating for a grain oriented electrical steel sheet includes at least one member selected from phosphates of Mg, Ca, Ba, Sr, Zn, Al, and Mn, and colloidal silica in a proportion of 0.5 to 10 mol in terms of SiO2 and at least one member selected from permanganates of Mg, Sr, Zn, Ba, and Ca in a proportion of 0.02 to 2.5 mol in terms of metal elements in the permanganates, relative to PO4:1 mol in the phosphates.

Abstract: A process for heat-treating and coating a component, comprising the following steps: solution-annealing of the component and subsequent coating of the component which is heated to a temperature which is so high that it is thereby possible to carry out both heat treatment in order to set the material properties of the solution-annealed component and also the coating. An AlSi10MgMn aluminum alloy is preferably used. The solution-annealing takes place at 400-500° C. over the course of 5-120 minutes, and the age-hardening and coating take place at 150-300° C. over the course of 30-60 minutes. The coating may be carried out as cathodic or anodic dip painting.

Abstract: Provided herein are a water-reactive Al composite material which comprises 4NAI or 5NAI, as an Al raw material, containing, on the basis of the amount of the Al raw material, added Bi in an amount ranging from 0.8 to 1.4% by mass and Si, including the Si as an impurity of the Al raw material, in a total amount ranging from 0.25 to 0.7% by mass; a thermally sprayed Al film produced using this Al composite material; a method for the production of this Al film; and a constituent member for a film-forming chamber, which is provided, on the surface, with the thermally sprayed Al film.

Abstract: Herein disclosed are a water-reactive Al composite material which comprises 4NAI or 5NAI containing added In in an amount ranging from 2 to 5% by mass on the basis of the amount of Al; a water-reactive Al film prepared using this material; a method for the production of such an Al film; and a constituent member for a film-forming chamber, which is provided with this water-reactive Al film on the surface thereof.

Abstract: Herein disclosed are a method for the production of a water-reactive Al film comprising the steps of melting a material which contains 4NAl or 5NAl as an Al raw material and added In in an amount ranging from 2 to 5% by mass on the basis of the mass of the Al raw material in such a manner that the composition of the material becomes uniform; thermally spraying the resulting molten material on the surface of a base material according to the flame spraying technique; and solidifying the sprayed molten material through quenching to thus form an Al film in which In is uniformly dispersed in Al crystalline grains; and a constituent member for a film-forming chamber, which is provided, on the surface, with the water-reactive Al film.

Abstract: Coating steel strips comprising, in % by weight, C: ?1.6%, Mn: 6-30%, Al: ?10%, Ni: ?10%, Cr: ?10%, Si: ?8%, Cu: ?3%, Nb: ?0.6%, Ti: ?0.3%, V: ?0.3%, P: ?0.1%, B: ?0.01%, the rest being iron and unavoidable impurities, and a method of forming steel strips are described. Up to now, such steel strips were not adequately coatable, with a metal coating ensuring outstanding corrosion-resistance and good welding properties. This is ensured by applying an aluminium layer to the steel strip before final annealing and applying the metal coating to said aluminium layer after final annealing.

Abstract: Flat gaskets and in particular cylinder head gaskets for use in internal combustion engines include a metallic base support having at least one bead. The base support is made of steel comprising 0.50-1.30 wt % C, max. 3.0 wt % Si, max. 3.0 wt % Mn, max. 0.035 wt % P, max. 0.035 wt % S, max. 2.0 wt % Cr. This steel has a microstructure of ?50% bainite.

Abstract: The invention relates to a method of forming an electrocatalytic surface on an electrode in a simple way, in particular on a lead anode used in the electrolytic recovery of metals. The catalytic coating is formed by a spraying method which does not essentially alter the characteristics of the coating powder during spraying. Transition metal oxides are used as the coating material. After the spray coating the electrode is ready for use without further treatment. The invention also relates to an electrode onto which an electrocatalytic surface is formed.

Abstract: A method is proved for hot pressing hot rolled steel sheet, cold rolled steel sheet, Al-based plated steel sheet or Zn-based plated steel sheet, where the hot pressed sheet can exhibit a strength of at least about 1200 Mpa, and my be prevented from exhibiting hydrogen embrittlement. The steel sheet may include between about 0.05 to 0.5 wt % C, and/or it may be plated with an Al-based or Zn-based plating material. The steel sheet may be heating to a temperature greater than an Ac3 temperature and not more than about 1100° C. before pressing. An atmosphere can be provided during heating which contains not more than about 6 vol % of hydrogen and a dew point of not more than about 10° C. The exemplary methods may be used to form high strength parts which may be used, e.g., in automobiles.

Abstract: The present invention provides a metallic glass having a chemical composition represented by any one of the following formulae (1) to (3): FemPtnSixByPz (wherein,20<m?60 at %,20<n?55 at %,11?x<19 at %,0?y<8 at %, and 0<z<8 at %)??(1); Fe55Pt25(SixByPz)20 (wherein,11?x<19 at %,0?y<8 at %, and 0<z<8 at %)??(2); and (Fe0.55Pt0.25Si0.16B0.02P0.02)100-xMx??(3) (wherein, 0<X?6 at %; and M represents an element or a combination of any two or more of the elements selected from Zr, Nb, Ta, Hf, Ti, Mo, W, V, Cr, Mn, Al, Y, Ag, and rare earth elements.). The present invention provides a magnetic recording medium 1 comprising: a substrate 11; and a metallic glassy layer 12 that is arranged on the substrate 11 and has a plurality of convex portions 12A and concave portions 12B. The metallic glassy layer 12 has a chemical composition represented by any one of the above formulae (1) to (3).

Abstract: A method for strengthening a surface of a metal member. The method includes the following steps in the sequence set forth: (a) coating the surface of the metal member with a carbon-based film having a thickness of not smaller than 0.2 ?m; and (b) repeatedly applying a pressing force onto the surface of the film-coated metal member in a condition of maintaining a contact pressure of not lower than 2.5 GPa at the surface of the film-coated metal member.

Abstract: A plated material 5, containing: on a conductive substrate 1, an underlayer 2 composed of nickel and the like; an intermediate layer 3 composed of Cu or a Cu alloy being provided thereon; and an outermost layer 4 composed of a Cu—Sn intermetallic compound being provided thereon; and an electric or electronic part using the same.