GB/T 21457-2008
ActiveCranes and related equipment - Accuracy requirements for measuring parameters during testing
起重机和相关设备 试验中参数的测量精度要求
Application Summary AI generated
This standard specifies the permissible tolerances and accuracy levels for measuring parameters such as load, distance, time, and speed during the performance testing of cranes and related material handling equipment. It is applied by manufacturers and testing organizations to ensure that test results for crane capacity, operational speed, and structural deflection are reliable and comparable. The standard is essential for type testing, acceptance testing, and periodic verification of overhead cranes, mobile cranes, and tower cranes in industrial and construction 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.