The standard "JB/T 9386-1999 pendulum damping tester, technical conditions" specifies in detail the technical requirements, inspection methods and inspection rules for pendulum damping testers for the determination of paint film Hardness. The standard covers the design, manufacture, marking, Encasement, transportation and storage requirements of the tester to ensure its accuracy and Reliability in practical applications. The standard also refers to relevant technical specifications, such as the determination of paint film Hardness and the general technical requirements for testing machines, providing clear guidance for the standardized use of equipment.