Guanhang large tonnage chain block is a kind of manual lifting machinery with simple use, wide use and convenient carrying. It can be used in the production and construction of factories, mines, agriculture, electric power and buildings, as well as the installation of machinery, cargo lifting and vehicle loading and unloading in wharves, docks and warehouses. It is especially suitable for open-air and non power operation.

The products are produced according to national standards and adopt symmetrical two-stage gear transmission structure. The design is reasonable, the materials are exquisite, the structure is advanced, the appearance is beautiful, the volume is small, the weight is light, the hand tension is small, the strength and toughness of the parts are high, and the use is safe and durable.

The transmission mechanism of guanhang chain block adopts spur gear transmission. The gears are all forged with high-strength alloy steel and undergo special heat treatment. It has high strength and good wear resistance, ensuring the safety and service life of the product. The lifting chain adopts g80 grade alloy steel chain, which is subject to medium frequency quenching treatment, with compact structure and guaranteed strength. Guanhang chain block has beautiful appearance and wide application range, which can meet the load lifting work under various working conditions.