This standard specifies the method for measuring the surface cleanliness of copper and copper alloy plates, strips and foils. This standard is applicable to the determination of the surface cleanliness of copper and copper alloy plates, strips and foils and the determination of the cleaning rate of plates, strips and foils before and after degreasing. Determine the cleaning effect of the cleaning agent on the copper plate, strip and foil and the cleanliness of the finished strip surface,
YS/T 864-2013 history
2013YS/T 864-2013 Method of slab band tinsel surface cleanliness analysis of copper and copper alloys