This standard specifies the rules for formulating the names and models of carburetors for small gasoline engines. This standard applies to carburetors for small gasoline engines, and carburetors for other types of gasoline engines can also be implemented with reference.
JB/T 6731.3-1993 history
2014JB/T 6731.2-2014 Carburetor for general utility small gasoline engines.Part 2: Nomenclature and code of designations
1993JB/T 6731.3-1993 Carburetor for small gasoline engine - Designation rule for product name and model
JB/T 6731.3-1993 Carburetor for small gasoline engine - Designation rule for product name and model was changed to JB/T 6731.2-2014 Carburetor for general utility small gasoline engines.Part 2: Nomenclature and code of designations.