National fuel gas code : NFPA 54-2009 - American National Standards Institute; National Fire Protection Association (Estados Unidos) (Quincy, Mass. : National Fire Protection Association, 2008)
Datos tomados de la hoja de presentación--"NFPA 54"--"ANSI Z223.1-2009"--"This edition of ANSI Z223.1/NFPA 54 was approved as an American National Standard on september 5, 2008. The ANSI designation is Z223.1-2009. The NFPA designation is NFPA 54-2009"--"Changes to the 2009 edition include allowing press-connect fitting for gas piping systems, new requirements for bonding of CSST piping systems, expanded CSST sizing table to recognize additional available sizes, new coverage of outdoor decorative appliances, and a new requirement to seal the annular space around the side wall vent penetrations"
Keywords: GAS; EQUIPO Y ACCESORIOS; NORMAS; INSTALACIONES DE GAS