Carrier-beam crane take carrier-beam as spreader, carrier-beam together with hook and removable electromagnetic chuck to adsorb and carry loads. Widely used in steel mills, steel mills finished products storage, shipyard, storage yard, cutting workshop and other indoor or outdoor fixed cross, handling and transporting steel tube, steel billets, steel coils, long container and other materials, especially for lifting long objects. Carrier-beam spreader included rotating, flexible and fixed carrier-beam.