CSA/ANSI NGV4.2 : 1999 : R2009

PART I - CONSTRUCTION
  1.1 SCOPE
  1.2 TEST SAMPLES
  1.3 GENERAL CONSTRUCTION
  1.4 FITTINGS
  1.5 INSTRUCTIONS
  1.6 MARKINGS
PART II - PERFORMANCE
  2.1 GENERAL
  2.2 LEAKAGE
  2.3 ULTRAVIOLET LIGHT AND WATER EXPOSURE TEST
  2.4 HYDROSTATIC STRENGTH
  2.5 ELECTRICAL CONDUCTIVITY
  2.6 KINK RESISTANCE - DISPENSER HOSES
  2.7 KINK RESISTANCE - VEHICLE ON-BOARD FUEL SYSTEM HOSES
  2.8 CRUSH TEST
  2.9 IMPACT TEST
  2.10 TORSION STRENGTH
  2.11 END FITTING STRESS RELIEF AND HOSE BENDING
  2.12 TENSILE TEST OF HOSE ASSEMBLY
  2.13 MATERIALS
  2.14 OZONE RESISTANCE
  2.15 CORROSION TEST
  2.16 VIBRATION TEST
  2.17 PRESSURE CYCLE TEST
  2.18 ABRASION RESISTANCE TEST
  2.19 MARKING MATERIAL LEGIBILITY
  2.20 FLUIDS EXPOSURE TEST
  2.21 VERIFICATION OF HOSE COVER PERFORATIONS
EXHIBIT A - ITEMS UNIQUE TO ONE COUNTRY (Canada)
EXHIBIT B - LIST OF REFERENCE STANDARDS
PART III - MANUFACTURING AND PRODUCTION TESTS
PART IV - DEFINITIONS
APPENDIX A - APPLICATIONS SUMMARY (HOSE/ASSEMBLY)
APPENDIX B - PICTURE OF IMPACT TEST APPARATUS

Pertains to compressed natural gas hose assemblies which are used for NGV dispensing stations to connect the dispenser to the refueling nozzle, or used as part of a vehicle on-board fuel system and for gas lines which carry vented gas back to a safe location.