GB/T 17920-1999
ActiveEarth-moving machinery--Lift-arm support devices
土方机械 提升臂支承装置
Application Summary AI generated
This standard specifies the performance and safety requirements for lift-arm support devices used on earth-moving machinery, such as loaders and excavators. It is applied during the design, manufacturing, and testing of these devices to ensure they can securely hold the lift arm in a raised position for maintenance or repair. The standard is relevant for manufacturers and operators in the construction and mining industries to prevent accidental lowering of the arm.
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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.