Gas Industry Related Links
American Gas Association (AGA)
American Gas Association - Plastic Materials Committee (AGA-PMC)
American National Standards Institute (ANSI)
American Petroleum Institute (API)
American Society for Testing and Materials (ASTM)
Code of Federal Regulations Part 191 & 192 (CFR Parts 191 & 192)
Department of Transportation, Pipeline and Hazardous Materials Safety Administration (PHMSA)
Gas Piping Technology Committee (GPTC)
Gas Technology Institute (GTI)
International Organization for Standardization (ISO)