The disc-type scaffolding is a new type of building support system with diverse functions. It can be composed of single-row scaffolding, group-frame sizes, double-row scaffolding, support columns, support frames and other multi-functional construction equipment with different shapes and load-bearing capacities according to different construction requirements. Usually, the disc-type scaffolding consists of vertical poles, horizontal poles, vertical diagonal poles and some small accessories. Each accessory can have different product size specifications according to different needs. The disc-type scaffolding vertical pole: There is a welded disc with eight holes on the disc, four of which are dedicated to the horizontal poles and four punched holes are dedicated to the diagonal poles. The vertical poles are generally made of Q355B, Q345B, Q355, Q235 and other materials, and the length varies between 0.2 meters and 3.0 meters.