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Understand JB/T 9007-2015 crane hook requirements, covering safety factors, material strength, and inspection rules for forged and laminated hooks.

Understand JB/T 8905.2-2014 for hydraulic block brakes used in crane hoisting and travel mechanisms. Covers rated braking torque, fail-safe design, and test requirements.

Understand JB/T 9317-2015, the Chinese standard for crane gear reducers. Key technical requirements, inspection rules, and test methods for reliable crane travel and hois

Learn the key requirements of JB/T 8908-2013 for explosion-proof bridge cranes, including cable entry sealing, flameproof enclosures, and protection ratings for safe oper

Understand JB/T 11167-2011 for rolled crane sheaves, covering dimensional tolerances, heat treatment, and inspection rules to ensure reliable wire rope performance and ex

Understand the JB/T 11165-2011 standard for general-purpose gantry crane operation and maintenance. Learn key safety requirements, inspection items, and maintenance proce

Understand JB/T 6392.1-2017 for overhead and gantry crane wheels, covering material, heat treatment, fatigue life test, and inspection rules for reliable performance.

Learn the key requirements of JB/T 11164-2011 for general purpose bridge crane operation and maintenance, including safety devices, lubrication schedules, and inspection

Understand the JB/T 7018-2015 standard for crane rails, covering rail types, materials, and technical requirements for safe and reliable crane operation.

Understand JB/T 8713-2015 for crane enclosed conductor rail systems. Covers technical requirements, insulation resistance testing, inspection rules, and maintenance for s