ISO 15500-9:2012 Preview

Road vehicles -- Compressed natural gas (CNG) fuel system components -- Part 9: Pressure regulator

ISO 15500-9:2012 specifies tests and requirements for the pressure regulator, a compressed natural gas (CNG) fuel system component intended for use on the types of motor vehicles defined in ISO 3833.

ISO 15500-9:2012 is applicable to vehicles (mono-fuel, bi-fuel or dual-fuel applications) using natural gas in accordance with ISO 15403.

It is not applicable to the following:

  1. liquefied natural gas (LNG) fuel system components located upstream of, and including, the vaporizer;
  2. fuel containers;
  3. stationary gas engines;
  4. container-mounting hardware;
  5. electronic fuel management;
  6. refuelling receptacles.


General information

  • Current status : Published
    Publication date : 2012-04
  • Edition : 2
    Number of pages : 6
  • :
    ISO/TC 22/SC 41
    Specific aspects for gaseous fuels
  • 43.060.40
    Fuel systems

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