GB/T 39805-2021
ActiveInsulating glass used on multiple units
动车组用中空玻璃
Application Summary AI generated
GB/T 39805-2021 specifies the technical requirements, test methods, inspection rules, and packaging for insulating glass units used in high-speed multiple unit trains (EMUs). It applies to the design, production, and quality control of sealed double- or triple-glazed windows installed in railway passenger carriages, ensuring thermal insulation, soundproofing, and safety under dynamic operating conditions. This standard is critical for manufacturers and railway operators to validate glass performance against vibration, pressure differentials, and extreme temperatures encountered during train service.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.