ISO 15500 faq

  • What is ISO 15500?
    • ISO 15500 is the required standard for "Road vehicles -- Compressed natural gas (CNG) fuel system components"
  • Why is ISO 15500 important?
    • It is an international standard for components to be safe with testing procedure to maintain the safety for NGV - Natural Gas Vehicles.
  • What are the components with ISO 15500 approval used for?
    • Generally ISO 15500 components are used mainly in Natural Gas Vehicle (NGVs) which uses Compressed Natural Gas (CNG) as fuel. It addresses several essential components which is required during installation of conversion equipment for a vehicle to be using CNG as fuel.
  • What are cylinder categories covered by this standard?
    • Part 1: General requirements and definitions
    • Part 2: Performance and general test methods
    • Part 3: Check valve
    • Part 4: Manual valve
    • Part 5: Manual cylinder valve
    • Part 6: Automatic valve
    • Part 7: Gas injector
    • Part 8: Pressure indicator
    • Part 9: Pressure regulator
    • Part 10: Gas-flow adjuster
    • Part 11: Gas/air mixer
    • Part 12: Pressure relief valve (PRV)
    • Part 13: Pressure relief device (PRD)
    • Part 14: Excess flow valve
    • Part 15: Gas-tight housing and ventilation hose
    • Part 16: Rigid fuel line
    • Part 17: Flexible fuel line
    • Part 18: Filter
    • Part 19: Fittings
    • Part 20: Rigid fuel line in material other than stainless steel

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Disclaimer: No affiliation with any organization, company or ISO body.
The information on this site should not be used any where except for reference.

Have any question, comment, or suggestion? Please contact us.