This standard specifies the method for determining the cleanliness of construction machinery fuel tanks by gravimetric method, including measurement objects, preparations, collection of impurities, determination of impurities, impurity analysis and test reports, etc. This standard is applicable to the determination of cleanliness of fuel tanks of construction machinery powered by internal combustion engines.
JB/T 7157-1993 history
2010JB/T 7157-2010 Construction machinery-Detection methods for cleanliness of fuel tank