The experience of steel beam manufacturers can not be understated. Many types of manufacturers provide steel beams. Made to Stock(MTS), Made to Order (MTO), and Made to Assemble(MTA). Now it's up to you what kind of demand and the type of manufacturers you want your steel beam from. Hence, it becomes essential that the manufacturer you indulge in has a forte in this field. So check out his experience of him dealing with steel beams.