OS GSO ASTM D3306:2021
ASTM D3306:20
Omani Standard
Current Edition
·
Approved on
01 July 2021
Standard Specification for Glycol Base Engine Coolant for Automobile and Light-Duty Service
OS GSO ASTM D3306:2021 Files
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OS GSO ASTM D3306:2021 Scope
This specification covers the requirements for ethylene glycol or propylene glycol base engine coolants used in automobiles or other light duty service cooling systems. When concentrates are used at 40 to 70 % concentration by volume in water, or when prediluted glycol base engine coolants 50 volume % or higher engine coolant concentrate are used without further dilution, they will function effectively toprovide protection against freezing, boiling, and corrosion
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