1 Subject Content and Application Scope
This standard specifies classification, technical requirements, test methods and inspection rules for spray paint layer on the surface of leather hardware accessories (hereinafter referred to as spray layer).
This standard is applicable to spray plastic layer (hereinafter referred to as plastic layer) and spray paint layer (hereinafter referred to as paint layer) of various leather hardware accessories; to other organic covering layers of leather hardware accessory, this standard also may be applicable.
2 Normative References
GB/T 1720 Method of Test for Adhesion of Paint Films
GB/T 1740 Methods of Test for Resistance to Heat and Humidity of Paint Films
GB/T 1764 Methods of Test for Measurement of Dry Film Thickness of Paints
GB/T 1771 Method of Salt-fog Resistance Test of Paint Films
GB/T 6739 Determination of Films Hardness by Pencil
3 Classification
Spray layer is divided into plastic layer and paint layer.
4 Technical Requirements
