GB/T 31976-2015
ActiveAluminium alloy sheets used for sound-absorbing composite panel with through-hole
复合通孔吸声用铝合金板材
Application Summary AI generated
This standard specifies the technical requirements, test methods, inspection rules, and marking for aluminium alloy sheets used in the production of through-hole sound-absorbing composite panels. It is applied in the manufacturing of acoustic panels for noise control in buildings, transportation vehicles, and industrial equipment, ensuring the sheets meet dimensional, mechanical, and perforation quality criteria for effective sound absorption.
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