2. Standards bodies
Motor oils are defined by the classifications and specifications of the following organizations.
The European Automobile Manufacturers' Association (ACEA) replaced the Committee of Manufacturers of the Common Market (CCMC) in 1991, and issues specifications every two years on average, including laboratory and engine test sequences, for gasoline and diesel engines used in light vehicles (cars and light commercial vehicles) and diesel engines used in industrial vehicles (trucks, buses, public works and agricultural machinery, industrial engines, etc.).
Since 1911, the Society of Automotive Engineers (SAE) in the USA has offered a classification based on the cold and hot viscosities of oils. This classification is used worldwide.
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Standards bodies
SAE classification
References
In Techniques de l'Ingénieur Traité Génie mécanique
Standardization
Euro emission standards
The evolution of European standards for pollutant emissions from motor vehicle exhausts is summarized in figure 1 for the Euro I to Euro IV standards for the four...
Professional organizations
AAMA American Automobile Manufacturers Association (United States)
ACEA European Automobile Manufacturers' Association (Europe http://www.acea.be
API American Petroleum Institute (United States) http://www.api.org
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Lubricant additives suppliers
(Non-exhaustive list)
Chevron Oronite Company LLC (United States) : Additives Division of Chevron-Texaco Corp. http://www.chevron.com/prodserv/NewOronite
Chevron Chemical SA (Europe) http://www....
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