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Effects of natural gas contaminants on corrosion in compressed natural gas storage cylinders

Conference ·
OSTI ID:6788495
This paper describes work being performed to define natural gas contaminant concentration levels necessary to insure that internal corrosion of compressed natural gas (CNG) cylinders does not constitute a hazard over the lifetimes of the cylinders. Corrosion and stress corrosion cracking (SCC) tests have been performed on typical steel and aluminum CNG cylinder materials using representative natural gases collected from three wells in New York and from an interstate gas transmission pipeline. Also, metallurgical analyses of six used steel CNG cylinders have been performed. No environmentally-induced cracking nor significant corrosion was found in the six cylinders examined.
Research Organization:
Southwest Research Institute, San Antonio, TX
OSTI ID:
6788495
Report Number(s):
CONF-861041-
Country of Publication:
United States
Language:
English