Single beam overhead crane is a kind of material handling crane, mostly compose of lifting hoist, beam, trolley and other electric parts, the beams use I-beam or plate combination section, according to structure feature, can be divided into LDA electric single beam overhead cranes, LDP low headroom overhead crane, LX electric suspension overhead cranes, HD european electric overhead cranes, manual single beam overhead crane and so on.
In single beam overhead cranes, structural members account for a large proportion. In the production and manufacturing process, the overhead crane structure should comply with relevant industrial standards, in order to produce qualified products.
The structure of single beam overhead crane includes the main beam, end beam and other force components. The weld quality shall meet the requirements of the following standards: Welding Radiographic Inspection Standard (JB928-67), Basic Types and Dimensions of Manual Electric Arc Welding Joints (GB 985-80) and Submerged Arc Welding Joints of the basic types and sizes (GB986-80) and so on.
It should be noted that the structure welding of single beam overhead crane should use the required welding materials, welded by a dedicated welder.
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