The utility model provides a two round dismantled and assembled simple and easy conveyers of large -scale steel member in job site, includes rubber tyer, adjustable steel vertical scroll, adjustable steel cross axle, gooseneck, steel stand, suspension cable, activity bracing piece and operating handle, be equipped with the bearing on the rubber tyer, the bearing facial make -up has the shaft, the lower extreme and the rubber tyer shaft end connection of adjustable steel vertical scroll, the both ends of adjustable steel cross axle are connected with the upper end of adjustable steel vertical scroll respectively, the gooseneck is installed on adjustable steel cross axle, is connected with adjustable steel cross axle vertical cross at the gooseneck intermediate position, the steel stand stands on gooseneck and adjustable steel cross axle crossing position department perpendicularly, is connected with the gooseneck, the suspension cable is located the both sides of steel stand, and the one end and the gooseneck of suspension cable are connected, and the other end is connected with the steel stand. The utility model discloses it is convenient to constitute the accessory selected material, and it is convenient to install, low in manufacturing cost, and easy operation, long service life, application scope is wide, and the loading is unloaded simply, can practice thrift construction cost greatly, but wide application in the transportation of the large -scale steel member in construction scene.