GB/T 39491-2020
ActiveGeneral technical requirements of carbon fiber composites covering parts for automobiles
汽车用碳纤维复合材料覆盖部件通用技术要求
Application Summary AI generated
This standard specifies the technical requirements, test methods, inspection rules, and packaging/storage conditions for carbon fiber composite covering parts used in automobiles. It is applied to exterior and interior covering components such as hoods, roofs, trunk lids, and body panels in passenger vehicles, ensuring mechanical performance, weather resistance, and dimensional stability. The standard is used by automotive manufacturers and suppliers for quality control and procurement of these lightweight composite parts.
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