This standard specifies the site, test conditions, test samples, measurement methods and result evaluation methods for vehicle atmospheric exposure test methods. This standard is applicable to direct static exposure tests of various complete vehicle outdoor natural atmospheric environmental conditions. It is suitable for evaluating the aging and corrosion resistance of vehicle coatings, rubber, plastics, artificial leather, fiber textiles and other materials, parts and assemblies when exposed to atmospheric environmental conditions.
GB/T 1766 Paints and varnishes.Rating schemes of degradation of coats*, 2008-06-04 Update
GB/T 3681 Plastics. Methods of exposure to direct weathering,to weathering using glass-filtered daylight,and to intensified weathering by daylight using Fresnel mirrors *, 2011-12-30 Update
GB/T 6739 Paints and varnishes—Determination of film hardness by pencil test*, 2022-12-30 Update
GB/T 8807 Test method for specular gloss of plastics
QC/T 728-2005 history
2005QC/T 728-2005 Road vehicel - Test method of exposure to weathering