GB 4542-1991
AbolishedGreen star rocket signal for ships
船用绿星火箭信号
Application Summary AI generated
GB 4542-1991 specifies the technical requirements, test methods, and inspection rules for green star rocket signals used on ships as visual distress or signaling devices. It applies to the design, production, and quality verification of pyrotechnic signals that emit a green star burst for maritime communication or emergency alerts. This standard is primarily used in shipbuilding and marine safety equipment contexts to ensure reliability and performance under sea conditions.
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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.