GB 3107.4-1991
AbolishedMarine white hand flare
船用手持白光火焰信号
Application Summary AI generated
GB 3107.4-1991 specifies the technical requirements, test methods, and inspection rules for white hand flares used as visual distress signals on ships. It applies to the design, manufacturing, and quality verification of handheld white flare signals carried on marine vessels for emergency signaling and search-and-rescue operations. This standard ensures the device's luminous intensity, burning duration, and safety performance meet maritime safety regulations.
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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.