Technical

Learn 5 proven methods to detect trolley frame deformation on general purpose bridge cranes, plus a step-by-step flame straightening repair procedure that meets GB/T 3811

Learn how to choose the right gear oil for overhead crane reducers, calculate viscosity grades and oil volume, and follow sampling and testing standards for optimal repla

Learn how to design a crane forward-reverse contactor interlock circuit with dual protection. Covers wiring, electrical interlock principles, and step-by-step testing for

Learn the replacement interval for grab crane wear parts including cutting edge plate, bucket teeth, hydraulic cylinder seals, and more. Discover fatigue life and inspect

Learn how to identify aging in crane coupling elastic elements with 6 practical detection methods and standard replacement intervals for bridge cranes and workshop cranes

Compare overload limiter and load moment limiter for cranes: working principles, installation locations, selection criteria, and calibration procedures to ensure safe lif

Compare 3 anti-wind anti-slip solutions for gantry cranes—manual, hydraulic, and electric rail clamps, anchor devices, and rail wedges. Get selection tips and installatio

Learn how to test crane motor insulation resistance with a megohmmeter. Step-by-step selection guide and GB/T 5226 acceptance criteria for safe, compliant crane electrica

Learn how to calculate crane bridge travel resistance including friction, wind, and slope loads, plus a quick reference table for drive motor power selection.

Learn how to select the right crane brake with our engineering guide covering braking torque calculation, safety factor verification, and real-world configuration example