Straight threaded sleeve connection method is to be connected to the ends of the longitudinal ribs and transverse reinforcement ribs with a rolling machine stripped using a method of cutting part, then rolled directly into ordinary straight thread, with a special straight thread connecting sleeve forming steel connections. Rebar rib peeling rolling straight thread connection technology is the first technology invented at home and abroad, reached the international advanced level; stripping rib rolling straight thread connection technology efficient, convenient and fast construction methods and energy consumption, improve efficiency, quality and reliable connection Advantages get the majority of construction units and owners of all ages. Straight thread connection technology is a new product. www.chinataotong.com