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Understand the JB/T 5898-2015 standard for explosion-proof cranes, covering design principles, technical requirements, and inspection items for hazardous area use.

Learn the key requirements of JB/T 5317-2016 for chain electric hoists, covering rated load tests, safety factors, and inspection rules before delivery.

Understand JB/T 9008.1-2014 for wire rope electric hoists, covering type classifications, main technical parameters, and rated lifting capacity to guide correct selection

Understand JB/T 9008.2-2014 technical specifications for wire rope electric hoists. Covers rated load, lifting height limit switch, cone rotor motor, and safety requireme

Understand JB/T 9003-2016, the Chinese standard for three-in-one crane reducers. Key technical requirements, gear accuracy, and inspection rules for bridge and gantry cra

Understand the key technical requirements of JB/T 5899-2015 for explosion-proof cranes, covering explosion protection class, cable entry devices, and grounding systems fo

Understand the key technical requirements of JB/T 8905.1-2014 for hydraulic disc brakes used in cranes, covering design, testing, and inspection rules for reliable brakin

Understand the JB/T 9006-2010 standard for cast crane drums, covering design requirements, materials, heat treatment, and inspection rules for reliable performance.

Understand JB/T 7017-2015 technical specifications for crane buffers, covering polyurethane, spring, and hydraulic types, test methods, and inspection rules.

Understand JB/T 6392.2-2017 for crane wheel tread surfaces: technical requirements, inspection methods, and maintenance requirements to extend wheel service life and redu