There is provided a copper/ceramic bonded body of the present invention in which a copper member made of copper or a copper alloy and a ceramic member made of aluminum nitride or silicon nitride are bonded to each other, in which an active metal nitride layer containing a nitride of one or more active metals selected from Ti, Zr, Nb, and Hf is formed on the ceramic member side between the copper member and the ceramic member, a Mg solid solution layer in which Mg is dissolved in a Cu matrix phase is formed between the active metal nitride layer and the copper member, and the active metal is present in the Mg solid solution layer.

A decorative article has a substrate of which at least part of the surface is configured with Ti or stainless steel; and a coating made of primarily TiC and disposed on the substrate. The coating has at least a first region, and a second region disposed closer to the substrate than the first region. The elastic modulus of the second region is greater than the elastic modulus of the first region.

A thixomolding material includes: a metal body that contains Mg as a main component; and a coating portion that is adhered to a surface of the metal body via a binder and contains SiC particles containing SiC as a main component. A mass fraction of the SiC particles in a total mass of the metal body and the SiC particles is 2.0 mass % or more and 40.0 mass % or less. The binder may contain waxes. A content of the binder may be 0.001 mass % or more and 0.200 mass % or less.

A composite member excellent in corrosion resistance of a substrate and excellent in heat radiation property is provided. A composite member includes a substrate composed of a composite material containing magnesium or a magnesium alloy and SiC and a coating layer provided on a surface of the substrate. The coating layer includes an outermost layer provided as an outermost surface and an intermediate layer provided directly under the outermost layer. The outermost layer contains nickel and phosphorus. The intermediate layer is mainly composed of copper. The intermediate layer has a thickness not smaller than 30 m.

A slide member is provided with a base material and a slide layer. The slide layer is disposed on at least a portion of the base material. The slide layer contains a solid lubricant and a plurality of hard particles, the hard particles being harder than the solid lubricant.

The cylinder rod of a hydraulic cylinder includes a body portion having a bar shape, and a head portion arranged at a longitudinal end of the body portion. The body portion has a coating formed on its outer peripheral surface. The coating includes, in terms of area ratio in cross section, not less than 56.1% and not more than 84.4% of a chromium carbide phase, with the remainder consisting of a nickel-based alloy phase and an oxide phase. The area ratio of the chromium carbide phase may be 61.7% or more.

A highly wear-resistant valve seat insert for an internal combustion engine, having a material composition in which hard-particles are uniformly and finely dispersed in the matrix phase, and which is excellent in wear-resistance and radial crushing strength, based on a blended fine powder and a matrix forming powder with a particle size approximately equal to that of the hard-particles so as to prevent the hard-particles from aggregating and thus coarsely dispersing as a hard-particle phase.

An article (10), e.g. a casing, is disclosed as including a substrate (12) made of a metal or a metal alloy, such as stainless steel, and a coating (14) deposited on the substrate (12), the coating (14) including a base layer (16) of titanium (Ti) or chromium (Cr) doped with silicon (Si) or boron (B) deposited on the substrate (12), a transition layer (18) of titanium nitride (TiN) deposited on the base layer (16), and an outer decorative colored layer (20) deposited on the transition layer (18).

A ceramic electronic component includes a body including dielectric layers and a plurality of internal electrodes disposed to face each other while having each of the dielectric layers interposed therebetween; and external electrodes including a connection portion disposed on end surfaces of the body opposing each other and band portions extending onto portions of upper and lower surfaces of the body from the connection portion, wherein the external electrodes include electrode layers connected to the plurality of internal electrodes, conductive resin layers disposed on the electrode layers, Ni plating layers disposed on the conductive resin layers, and Sn plating layers disposed on the Ni plating layers, and tc1 is 0.5 m or more and tc2/tc1 is 1.2 or less, in which a thickness of the Ni plating layer in the connection portion is tc1 and a thickness of the Ni plating layer in the band portion is tc2.

The invention provides a method and system for electrolytically coating an article. The method includes providing an article to be coated and disposing the article in an electrolytic cell. The cell includes an anode, a cathode in operable communication with the article, and an electrolyte bath. During electrolysis, the electrolyte bath comprises cobalt ions, phosphorous acid, and tribological particles selected from the group consisting of refractory materials, solid lubricants and mixtures thereof dispersed therein. The method further includes applying steady direct electric current through the anode, the electrolyte bath and the cathode to coat the article with cobalt, phosphorous and the tribological particles. An improved composition of matter is also provided that may be used as a coating, or the composition may be electroformed on a mandrel to form an article made from the composition of matter.