The disclosure relates to a lubrication-free piece having a friction surface that rubs against a second surface, the lubrication-free piece having at least one structure made from spheroidal graphite cast iron or steel, the external surface of the piece including at least one layer of lubricating thermoplastic polymers, wherein the lubrication-free piece includes a nickel/aluminium-based intermediary layer between the spheroidal graphite cast iron or steel structure and the layer of lubricating thermoplastic polymers.
PIECE POUR DISPOSITIF FERROVIAIRE SANS GRAISSAGE
01.04.2016
Patent
Elektronische Ressource
Französisch
Processus de commandes de graissage de voies dans un réseau ferroviaire
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