What are the differences between the use of the new National V standard gasoline 92 and the National IV standard gasoline 93?

1. Sales restrictions continue:

Eight departments including the National Development and Reform Commission jointly issued an announcement that starting from January 1, 2017, the nationwide comprehensive supply will comply with the fifth-stage national standards (referred to as the national Five standards) motor gasoline (including E10 ethanol gasoline) and diesel (including B5 biodiesel), and the sale of motor gasoline and diesel below the National Five standards will be stopped. This means that 93 and 97-octane gasoline will be discontinued. Vehicles using No. 93 gasoline can be replaced by No. 92 and No. 95 gasoline in the future.

2. The quality of oil products is different:

The difference between National V oil and the previous National IV oil is that the content of undesirable components such as sulfur, manganese, and olefins in the oil has been further reduced, which is beneficial to the reduction of Tailpipe emissions and improving air quality are of great significance. Upgrading the quality of oil products is conducive to the control of air pollution and environmental protection. Compared with the fourth-stage standards, the implementation of the National Five standards will significantly reduce vehicle pollutant emissions, and the overall emissions of vehicles in use can be reduced by 10 to 15%.

3. The lower limit of vapor pressure is different:

In order to prevent the cold start performance of automobile engines from being affected by low vapor pressure in winter, the lower limit of vapor pressure in winter is increased from the 42kpa of National IV standard in the National V standard. to 45kpa. In order to further reduce the emission of volatile organic substances in gasoline, the upper limit of summer vapor pressure is lowered from 68kpa in National IV to 65kpa, and Guangdong, Guangxi and Hainan are required to implement summer vapor pressure throughout the year.

People's Daily Online - National V standard gasoline and diesel will be available nationwide from the 1st, 93 and 97 gasoline will be stopped for sale

People's Daily - New "National V" gasoline standards released