This document specifies the test methods for the cutting performance of diamond circular saw blades, including test principles, test equipment, test materials, test procedures, data processing and test reports. This document is applicable to the cutting performance test of diamond circular saw blades (hereinafter referred to as saw blades) with an outer diameter of 100 mm to 356 mm (hereinafter referred to as saw blades), cutting efficiency, service life per unit height of saw teeth, and cutting noise.