摘要:
The invention relates to a layered composite material for sliding elements, comprising a base layer, applied to the surface of a sliding element, made of an alloy comprising copper or aluminum and a sliding layer situated over said layer, wherein the sliding layer comprises 90.99.6 wt % of tin or tin alloy having a tin ratio of greater than 60 wt % and 0.2-6 wt % solid lubricant particles having a Mohs hardness of @3 and a particle size of @10 mum. The invention further relates to the production of said layered composite material and to use thereof for sliding bearings.
摘要:
Produkt mit einer Oberflächenschicht aus einer antimikrobiellen, silberfarbenen Legierung auf Basis von Kupfer und Zinn, mit folgenden Merkmalen: - Die Oberflächenschicht befindet sich auf einem Kupferemittenten, der aus Kupfer oder einer Kupfer-Legierung besteht, wobei Kupfer aus dem Kupferemittenten durch Diffusion in die Oberflächenschicht eingelagert ist - Die Oberflächenschicht auf Basis einer Kupfer-Zinn-Legierung weist wenigstens eine bei Raumtemperatur stabile intermetallische Phase aus Kupfer und Zinn auf; - Die Oberflächenschicht besteht an der dem Kupferemittenten abgewandten Oberfläche überwiegend oder vollständig aus einer der folgenden intermetallischen Phasen: - ETA-Phase (Cu6Sn5) mit 40 Gew.-% Kupfer in dieser Phase - EPSILON-Phase (Cu3Sn) mit 61 Gew.-% Kupfer in dieser Phase - DELTA-Phase (Cu41Sn11) mit 67 Gew.-% Kupfer in dieser Phase
wobei herstellungsbedingte Abweichungen der Kupfer-Konzentration an der Oberfläche in einem Bereich von maximal +/- 5 Gew.-% Kupfer liegen. Das Produkt wird durch eine die Diffusion auslösende Wärmebehandlung hergestellt.
摘要:
A conditioner, surface treatment method, and metal plating film forming method for a moist method of providing a plating film with strong adhesion towards a surface with low roughness without forming a metal film or performing an adhesion promoter pretreatment using a wet method, when plating a resin substrate containing a blend of resin material and glass material, and the like.
摘要:
A tin or tin alloy plating film surface treatment aqueous solution that can reduce whiskers on the surface of a tin or tin alloy plating film, and can provide a favorable tin or tin alloy plating film using a simple method for tin or tin alloy plating films that are used on electronic components.
摘要:
An acid electrolyte and method of using the electrolyte to both deposit tin and tin-alloys on iron containing substrates and at the same time perform as a flux to inhibit the formation of haze and stains on the tin and tin-alloys. The electrolytes and methods are suitable for plating on steel.
摘要:
An acid electrolyte and method of using the electrolyte to both deposit tin and tin-alloys on iron containing substrates and at the same time perform as a flux to inhibit the formation of haze and stains on the tin and tin-alloys. The electrolytes and methods are suitable for plating on steel.
摘要:
A plain bearing and method for making the plain bearing are described, the plain bearing having an overlay alloy layer at a sliding surface of the plain bearing, the plain bearing comprising a layer of a strong backing material, a layer of a first bearing alloy bonded to the strong backing material and a layer of a second bearing material comprising said overlay material bonded to said first bearing alloy layer wherein said second bearing material comprises tin having included in the matrix thereof an organic levelling agent.