
Ring-lock scaffolding, one of the support system for construction, owns advantages both cup-lock scaffolding and shoring tower. It is the development direction of new type scaffolding. According to the standard diameter, they are divided into two series:Ф48 series and Ф60 series. The screw jack head and screw jack foot are adjustable. The system has excellent stability and bearing capacity, easy and flexible to assemble and disassemble, has a high degree of standardization. They are widely used in buildings, bridges, tunnels etc.