GB 4543-1991
AbolishedOrange smoke signal for lifebuoys
救生圈用橙色烟雾信号
Application Summary AI generated
This standard specifies the technical requirements, test methods, and inspection rules for orange smoke signals used on lifebuoys. It is applied in the maritime industry for ship safety equipment, ensuring that lifebuoys are equipped with smoke signals that produce dense orange smoke for daytime distress signaling. The standard is used during manufacturing, type approval, and periodic testing of life-saving appliances on commercial vessels and offshore installations.
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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.