ASME (American Society of Mechanical Engineers)
https://www.asme.org/
API (American Petroleum Institute)
http://www.api.org/
ILTA (Independent Liquid Terminals Association)
http://www.ilta.org/
NPRA (National Petrochemical & Refiners Association)
http://www.afpm.org/
ASTI (Aboveground Storage Tank Institute)
UL (Underwriters Laboratories)
AWS (American Welding Society)
http://www.aws.org/w/a/
AWWA (American Water Works Association)
http://www.awwa.org/publications/standards.aspx