GB/T 25195.4-2021
ActiveCranes—Graphical symbols—Part 4:Jib cranes
起重机 图形符号 第4部分：臂架起重机
Application Summary AI generated
This standard specifies the graphical symbols used for operator controls, displays, and instructional markings on jib cranes, such as tower cranes, mobile cranes, and derricks. It is applied in the design, manufacturing, and operation of these cranes to ensure universal understanding of functions like lifting, luffing, slewing, and load indication. The standard facilitates safe operation and maintenance across construction, port, and industrial material handling environments.
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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.