9. Glossary
electroless nickel plating
Chemical process for depositing nickel, usually alloyed with phosphorus or boron, without the need for an external power source.
surface treatment; surface treatment
Mechanical, chemical, electrochemical or physical operation aimed at modifying the appearance or function of the surface of materials in order to adapt it to specific conditions of use.
thermal treatment; heat treatment
Succession of operations during which a solid product is subjected in whole or in part to thermal cycles to obtain a change in its properties and/or structure.
roughness; rugosité
Characteristic of the surface finish of a solid material. Roughness, noted Ra, is the characteristic depth of the ridges criss-crossing...
The Ultimate Scientific and Technical Reference
This article is included in
Metal treatments
This offer includes:
Knowledge Base
Updated and enriched with articles validated by our scientific committees
Services
A set of exclusive tools to complement the resources
Practical Path
Operational and didactic, to guarantee the acquisition of transversal skills
Doc & Quiz
Interactive articles with quizzes, for constructive reading
Glossary
Symbols
Bibliography
Regulations
ELV (End of Life Vehicles).
European Directive 2000/53/EC on end-of-life vehicles stipulates that "materials and components for vehicles put on the market after 1 er January 2003 must not contain lead, cadmium, mercury or hexavalent chromium. The tolerance is 0.1% for lead and 0.01% for cadmium, provided that these substances are not intentionally introduced."...
Patents
Mc Comas, E. Nodular nickel boron coating, US patent N° 20040111947, 2004. (Universal Chemical Technologies Inc., Florida.
The Ultimate Scientific and Technical Reference
