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See Chinese contents: GB/T 40512-2021 GB/T 40512-2021: Test method of exposure to weathering for motor vehicle
This Standard specifies test principle, test conditions, instruments and equipment, test samples, exposure period and test cycle, test procedures and requirements, data processing, result evaluation and test report for exposure to weathering for motor vehicle. This Standard is applicable to exposure test to weathering for the parts and assemblies installed on the entire vehicle.
