GB/T 12967.4-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 4:Determination of ultraviolet light and heat resistance

GB/T 12967.3-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 3:Salt spray test GB/T 12967.5-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 5:Assessment of resistance to cracking GB/T 12967.6-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 6:Determination of color and appearance

GB/T 12967.4-2014 Test methods for anodic oxidation coatings of aluminium and aluminium alloys—Part 4:Determination of the comparative fastness to ultraviolet light and heat of coloured anodic oxidation coatings

GB 250-1995 Gray scale for assessing change in colour GB/T 250-2008 Textiles—Tests for colour fastness—Grey scale for assessing change in colour GB/T 1766-1995 Paint and varnish—Rating schemes of degradation of coats GB/T 1766-2008 Paints and varnishes—Rating schemes of degradation of coats GB/T 4957-2003 Non-conductive coatings on non-magnetic basis metals—Measurement of coating thickness-Eddy current GB/T 6461-2002 Methods for corrosion testing of metallic and other inorganic coatings on metallic substrates—Rating of test specimens and manufactured articles subjected to corrosion tests GB/T 8005.3-2008 Aluminium and aluminium alloys—Terms and definitions—Part 3:Surface treatment GB/T 9276-1996 Methods of exposure to natural weathering of coating GB/T 9754-1988 Paints and varnishes—Measurement of specular gloss of non-metallic paint films at 20°, 60°and 85° GB/T 9754-2007 Paints and varnishes—Determination of specular gloss of non-metallic paint films at 20°,60°and 85° GB/T 9761-2008 Paints and varnishes—Visual comparison of the colour of paints GB/T 11186.3-1989 Methods for measuring the color of paint films—Part 3:Calculation of color differences GB/T 12967.6-2008 Test Methods for anodic oxidation coatings of aluminium and aluminium alloys—Part 6:Determination of color differences and appearance of colored anodic oxide films by viewing method GB/T 12967.6-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 6:Determination of color and appearance GB/T 16422.1-1996 Plastics—Methods of exposure to laboratory light sources Part 1:General guidance GB/T 16422.1-2006 Plastics—Methods of the exposure to laboratory light sources—Part 1:General guidance GB/T 16422.1-2019 Plastics—Methods of exposure to laboratory light sources—Part 1:General guidance GB/T 16422.2-1999 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon—arc sources GB/T 16422.2-2014 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc sources GB/T 16422.2-2022 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc lamps GB/T 16422.3-1997 Plastics—Methods of exposure to laboratory light sources—Part 3:Fluorescent UV lamps GB/T 16422.3-2014 Plastics—Methods of exposure to laboratory light sources—Part 3:Fluorescent UV lamps GB/T 16422.3-2022 Plastics—Methods of exposure to laboratory light sources—Part 3:Fluorescent UV lamps GB/T 9754-2025 Paints and varnishes—Determination of gloss value at 20°、60° and 85° GB/T 4957-2025 Non-conductive coatings on non-magnetic electrically conductive base metals—Measurement of coating thickness—Amplitude-sensitive eddy-current method