ISO 15500-3-2001 道路車輛—壓縮天然氣 CNG燃料系統部件—單向閥
適用范圍： This part of ISO 15500 specifies tests and requirements for the check valve, a compressed natural gas CNG fuel system component intended for use on the types of motor vehicles defined in ISO 3833.
This part of ISO 15500 is applicable to vehicles mono-fuel, bi-fuel or dual-fuel applications using natural gas in accordance with ISO 15403 all parts. It is not applicable to the following:
a liquefied natural gas LNG fuel system components located upstream of, and including, the vaporizer
b fuel containers
c stationary gas engines
d container-mounting hardware
e electronic fuel management
f refuelling receptacles.
