Dual-beam traffic shift inspection requirements (1) First, check the box to protect the total power switch is off, do not allow live examination. (2) The wire rope is intact, with or without yarn breakage on the drum and the pulley in the winding is normal, with or without removal tank, channeling, knotting, twisting and other phenomena, qd electric double girder overhead cranes, wire rope ends plate bolts are firm and reliable. (3) whether there are cracks hook, double girder overhead crane prices or permanent deformation, hook rotation is flexible, the spreader is complete and reliable, hook pulley wear status. (4) whether the agencies abutting brake brake wheel brake shoes, brake pad and brake drum wear status, (5) bolts agencies transmission parts and each part is solid bolts. Key Points corrugated web beam web-based crane used different materials, corrugated H beam web using corrugated shape, changed the concept of the original straight webs, double girder bridge crane, corrugated web H-shaped steel corrugated Type the web and upper and lower flange plates, the flange plate and the lower flange plate was parallel or at an angle, corrugated web perpendicular to the flange plate and the lower flange plate, between the upper and lower flange plates and single surface fillet or double-sided fillet welds, concrete corrugated web according to the thickness and the welding process to decide. Double girder overhead traveling cranes _ generous heavy _5t double girder bridge crane provided by the generous price Ltd Henan heavy machinery. Double girder overhead traveling cranes _ generous double girder overhead crane heavy _5t price is generous Henan heavy machinery Limited (www.hnqizhongshebei.com) (www.hnqizhongshebei.com) this year introduced a new upgrade, the above picture is only for reference, please call the contact phone book page or image on to obtain the latest information, contact: Liu.